juniper dumps- jn0-342

8/9/2019 Juniper Dumps- JN0-342

1/106

Exam : JN0-342

Title : ER Associate (JNCIA-ER)

Ver : 07-15-2008


2/106

JN0-342

Actualtests.com - The Power of Knowing

QUESTION 1What are two advantages of link-state protocols compared to distance-vector protocols?(Choose two.)

A. faster convergenceB. support for multiple routes to a destinationC. more scalableD. easier configuration

Answer: A,C

QUESTION 2What are three reasons for using a routing policy? (Choose three.)

A. You do not want to import all learned routes into the routing table.

B. You want to rate limit ICMP packets to the router.C. You want one protocol to receive routes from another protocol.D. You want to modify the rate of route advertisements.E. You want to modify information associated with a route.

Answer: A,C,E

QUESTION 3Which CLI command is used to upgrade a J-series router?

A. request system software upgrade

B. request system software addC. load override terminalD. load package

Answer: B

QUESTION 4Which CLI command displays the current temperature of the router's components?

A. show system temperatureB. show chassis environmentC. show system environmentD. show chassis hardware

Answer: B

QUESTION 5How many fixed Fast Ethernet ports are on a J2320 router?


3/106

JN0-342


A. 2B. 4C. 0D. 1

Answer: B

QUESTION 6What is a correct configuration using autoinstallation?

A. [edit system autoinstallation]user@host# showconfiguration-servers {tftp://tftpconfig.sp.com/config.conf;interfaces ge-0/0/0 slarp;}

B. [edit system autoinstallation]user@host# showinterfaces {ge-0/0/0 {dhcp;}configuration-servers {tftp://tftpconfig.sp.com/config.conf;}C. [edit system autoinstallation]user@host# show

interfaces {ge-0/0/0 {rarp;}bootp-servers {10.34.1.1;}D. [edit system autoinstallation]user@host# showinterfaces {ge-0/0/0 {rarp;}configuration-servers {tftp://tftpconfig.sp.com/config.conf;}

Answer: D


4/106

JN0-342


QUESTION 7The J-Web application can install the JUNOS software from which two locations?(Choose two.)

A. SDX

B. local PCC. BSD shellD. remote host

Answer: B,D

QUESTION 8Which two statements are true regarding NAT and PAT? (Choose two.)

A. PAT modifies both address and port information.B. NAT and PAT help conserve public IP addresses.

C. NAT and PAT are never used within an ISP's network.D. NAT allows a large number of hosts on a network that uses private addresses to sharea single IP address simultaneously.

Answer: A,B

QUESTION 9Which configuration statement allows local non-root users access to the router only whenthe RADIUS server is unreachable?

A. [edit]

system {authentication-order [ radius password ];}B. [edit]system {authentication-order [ radius if-authenticated ];}C. [edit]system {authentication-order radius;}D. [edit]system {authentication-order [ radius local ];}

Answer: C


5/106

JN0-342


QUESTION 10Which three statements are true? (Choose three.)

A. J-series routers have a config button.B. J-series routers support Link Services PIMs.

C. J-series routers have a dedicated management interface (fxp0).D. J-series routers support xDSL interfaces.E. J-series routers require licenses for DLSw.

Answer: A,D,E

QUESTION 11What are three methods for managing a Juniper Enterprise Router? (Choose three.)

A. J-ConfigB. SAP

C. CLID. J-WebE. SDX

Answer: C,D,E

QUESTION 12What are two ways to delete the backup JUNOS software image on a J-series router?(Choose two.)

A. Use the CLI command request system software delete-backup.

B. Use the link on the J-Web GUI Manage > Files page.C. Use the CLI command request system storage delete-backup.D. Use the link on the J-Web GUI Manage > Software page.

Answer: A,B

QUESTION 13Which routing table is used for all IPv4 unicast forwarding?

A. inet.0B. ipv4.0C. forwarding.0D. inet4.0

Answer: A

QUESTION 14How often does RIP send regular updates?


6/106

JN0-342


A. every 60 secondsB. every 90 secondsC. every 10 secondsD. every 30 seconds

Answer: D

QUESTION 15Which two statements are true regarding DHCP services and Enterprise routers? (Choosetwo.)

A. J-series routers can operate as a DHCP server only.B. M-series routers can function as a DHCP-relay agent and DHCP serversimultaneously.C. M-series routers can operate as a DHCP-relay agent only.D. J-series routers can function as a DHCP-relay agent or a DHCP server but not both

simultaneously.

Answer: C,D

QUESTION 16Which OSPF component automatically defaults to the lo0.0 IP address?

A. router IDB. process IDC. backbone IDD. area ID

Answer: A

QUESTION 17Which statement describes how transit packets are handled on a J-series router?

A. They are reassembled into ATM cells across the router.B. They are processed by the forwarding daemons.C. They are only examined by the PICs.D. They are treated the same as host packets.

Answer: B

QUESTION 18Exhibit:


7/106

JN0-342


In the exhibit, which two steps are required to enable the J-Web interface? (Choose two.)

A. Install an SSL certificate.

B. Install the J-Web package.C. Enable the J-Web HTTP service.D. Configure J-Web authentication.

Answer: B,C


A. inet.0B. forwarding.0

C. inet4.0D. ipv4.0

Answer: A

QUESTION 20Which key combination will move your cursor to the beginning of the current input line?

A. Ctrl-EB. Ctrl-AC. Ctrl-LD. Ctrl-P

Answer: B

QUESTION 21Which CLI command displays operational RIP interfaces?

A. show protocol rip


8/106

JN0-342


B. show protocol interfaceC. show rip interfaceD. show rip neighbor

Answer: D

QUESTION 22Which CLI command allows you to determine how many licenses are currently used onthe router and are further needed by the router?

A. show system license keyB. show system license usageC. show system license totalD. show system license profile

Answer: B

QUESTION 23What are two ways to create a rescue configuration on a J-series router? (Choose two.)

A. Issue the configure rescue save command.B. Use the J-Web Configuration > Rescue menu.C. Use the J-Web System > Rescue menu.D. Issue the request system configuration rescue save command.

Answer: B,D

QUESTION24What are two ways to create a rescue configuration on a J-series router? (Choose two.)

A. Use the J-Web System > Rescue menu.B. Issue the request system configuration rescue save command.C. Issue the configure rescue save command.D. Use the J-Web Configuration > Rescue menu.

Answer: B,D

QUESTION 25Which service is enabled, by default, on a J-series router?

A. HTTPB. TelnetC. SSHD. FTP

Answer: A


9/106

JN0-342


QUESTION 26During autoinstallation, the router attempts to acquire an IP address through one of itsinterfaces. All three attempts are unsuccessful. What is the next step the router performs?

A. It waits 30 seconds and then tries again.B. It reboots itself and attempts autoinstallion again.C. It activates DHCP in server mode.D. It shuts down all of its interfaces.

Answer: C

QUESTION 27Which CLI command displays all OSPF LSAs received by the local router?

A. show ospf interface

B. show ospf adjacencyC. show ospf databaseD. show ospf neighbor

Answer: C

QUESTION 28Which multicast address does RIPv2 use for route updates by default?

A. 255.255.255.255B. 224.0.0.2

C. 224.0.0.5D. 224.0.0.9

Answer: D

QUESTION 29Which two service interface options support both Layer 2 and Layer 3 service packagessimultaneously? (Choose two.)

A. AS PICB. Link Services PICC. J-series software processesD. AS Module

Answer: C,D

QUESTION 30Which two are valid configurations of an interface? (Choose two.)


10/106

JN0-342


A. [edit interfaces]lo0 {unit 0 {family inet {address 192.168.20.1/24;

}B. [edit interfaces]ge-0/0/1 {unit 0 {family inet {address 10.1.2.1/24;}C. [edit interfaces]fe-0/0/0 {unit 0 {family inet {

address 10.1.20.1/32;}D. [edit interfaces]lo0 {unit 0 {family inet {address 192.168.20.1/32;}

Answer: B,D

QUESTION31Which OSPF component automatically defaults to the lo0.0 IP address?

A. router IDB. area IDC. process IDD. backbone ID

Answer: A

QUESTION 32Which two field-replaceable units are common to M7i, M10i, and J-series routers?(Choose two.)

A. fan trayB. Routing EngineC. physical interface card/physical interface module (PIC/PIM)D. compact flash


11/106

JN0-342


Answer: C,D

QUESTION 33Which statement is true about accessing a Juniper enterprise router using a Web browser?

A. You need to enable the HTTP service on M7i, M10i, and J-series routers beforeaccessing them.B. J-series routers are accessible by default.C. You need to install a license before accessing a J-series router.D. M7i and M10i routers are accessible by default.

Answer: B

QUESTION 34Which command copies the factory-default files to your backup media?

A. request system snapshot defaultB. request system snapshot as-primaryC. request system snapshot rescueD. request system snapshot factory

Answer: D

QUESTION 35Which routes are automatically advertised to RIP neighbors on a Juniper router?

A. the loopback interfaceB. interface addresses with RIP neighbors configuredC. noneD. all directly connected interfaces

Answer: C

QUESTION 36In configuration mode you see the following prompt:[edit interfaces fe-1/1/1]user@router#Which command will take you to operational mode?

A. quitB. exit configuration-modeC. endD. exit

Answer: B


12/106

JN0-342


QUESTION 37On a Juniper enterprise router, what is the default file used for syslog messages?

A. messages

B. securityC. systemD. errors

Answer: A

QUESTION 38You have just issued the command commit confirmed 15 and-quit and your networkcontinues to be operational with no further changes required. A short time later, usersstart complaining about network problems.Which commands (in order) need to be entered to resolve this issue?

A. >configure#confirm and-quitB. >configure#commit confirmed 15 and-quitC. >configure#rollback 1#commitD. >commit confirmed

Answer: C

QUESTION 39Which two components of the JUNOS software architecture are found on all Juniperenterprise routers? (Choose two.)

A. separate management interface (fxp0)B. multiple software daemonsC. Application Specific Integrated Circuits (ASICs)D. separation of control and forwarding

Answer: B,D

QUESTION 40You have a J-series router with a factory default configuration. Which step needs to becompleted to enable J-Web?

A. Press the configuration button for less than 5 seconds.B. No action is needed since J-Web is enabled by default.C. Reboot the router and enter single user mode.


13/106

JN0-342


D. Install the J-Web software package.

Answer: B

QUESTION 41

Which J-Web menu displays the current temperature of the router's components?

A. Diagnose > ChassisB. Diagnose > EnvironmentC. Monitor > ChassisD. Monitor > Environment

Answer: C

QUESTION 42Which two routers have multiple fixed Ethernet interfaces and support field-replaceable

Physical Interface Cards/Modules? (Choose two.)

A. M120B. M10iC. M7iD. J4350

Answer: C,D

QUESTION 43Which CLI command restores a previously active configuration?

A. restoreB. rollbackC. redoD. return

Answer: B

QUESTION 44Which J-Web menu is used to configure RIP on a router?

A. Configuration > RIPB. Configuration > Quick Configuration > RIPC. Configuration > Quick Configuration > Routing and ProtocolsD. Configuration > Routing and Protocols

Answer: C


14/106

JN0-342


QUESTION 45What happens when a route does not match any user configured policies?

A. The route is given a lower priority.B. The route is sent to the default policy.

C. The route is rejected.D. The route is accepted.

Answer: B

QUESTION 46Which CLI command allows you to add a license to a J-series router?

A. load system licenseB. request system software addC. load system license add

D. request system license add

Answer: D

QUESTION 47Which type of OSPF router injects outside information into the OSPF domain?

A. autonomous system boundary routerB. external routerC. area border routerD. backbone router

Answer: A

QUESTION 48What is an advantage of static routing compared to using an IGP?

A. scalabilityB. ease of configurationC. controlD. convergence

Answer: C

QUESTION 49What are two benefits of MLPPP? (Choose two.)

A. Provides for fail over when the primary link goes down.B. Evenly distributes traffic over participating member links.C. Cost-efficient solution when incrementing bandwidth.


15/106

JN0-342


D. Guarantees that the link will remain up during failure scenarios.

Answer: B,C

QUESTION 50

What are two functions of the processor located on the Physical Interface Module (PIM)?(Choose two.)

A. route-lookupB. CRC validationC. Layer 2 decapsulationD. keepalives

Answer: B,D

QUESTION 51

What is true about the password recovery process?

A. It requires a USB or PCMCIA install media.B. It requires J-Web access.C. It requires console access.D. It requires formatting the hard disk.

Answer: C

QUESTION 52Which key is used to autocomplete a command in the JUNOS software CLI?

A. right arrowB. control 'Z'C. deleteD. space bar

Answer: D

QUESTION 53Which two statements about NAT and PAT are true? (Choose two.)

A. PAT converts IP addresses from one address realm to another address realm in aone-to-one fashion.B. NAT rewrites the source IP address for outgoing traffic.C. PAT modifies the destination port information for outgoing packets.D. NAT and PAT can be used to translate private addresses into public addresses.

Answer: B,D


16/106

JN0-342


QUESTION 54Which mechanism does VRRP use for identifying the master router for a VRRP group?

A. preferenceB. priority

C. costD. metric

Answer: B

QUESTION 55Which character in the JUNOS software CLI allows you to filter and manipulatecommand output?

A. >B. ?

C. |D. UsersB. Monitor > SystemC. Manage > UsersD. Manage > System

Answer: B

QUESTION 62Which two CLI commands allow you to move between different configurationhierarchies? (Choose two.)

A. editB. upC. move


18/106

JN0-342


D. cd

Answer: A,B

QUESTION 63

Which three statements are true regarding VRRP communications? (Choose three.)

A. VRRP communication is confined to the local subnet for which VRRP is configured.B. VRRP communication between VRRP routers occurs only if the VRRP groupidentifier and authentication parameters match on both ends.C. VRRP communication occurs every second by default.D. VRRP communication occurs as needed and there is no set interval forcommunication between VRRP routers.E. VRRP communication uses broadcast until the group is established at which point ituses unicast.

Answer: A,B,C

QUESTION 64Which two statements are true for M7i and M10i routers? (Choose two.)

A. The M7i and M10i routers support GE, ATM and other physical interface cards(PICs).B. The M7i and M10i routers are equipped with the Internet Processor II.C. The M7i and M10i routers are always equipped with fixed GE interfaces.D. The M7i and M10i routers cannot provide line rate performance on GE and ATMinterfaces.

Answer: A,B

QUESTION 65How are multiple policies evaluated within the JUNOS software?

A. numerically from lowest to highestB. as an ordered listC. alphabeticallyD. in a round robin manner

Answer: B

QUESTION 66Which two boot devices are available on all J-series routers? (Choose two.)

A. PCMCIA cardB. hard driveC. compact flash


19/106

JN0-342


D. USB

Answer: C,D

QUESTION 67

Which three statements correctly describe the functions of a DHCP client? (Choosethree.)

A. The DHCP client verifies the assigned IP address is valid by sending an ARP requestmessage for the designated IP address.B. Once a DHCP server is found, the DHCP client requests network configuration detailsthrough a DHCPREQUEST message.C. The DHCP client manages the IP address assignment provided by the server.D. The DHCP client sends DHCPDISCOVER messages in search of a DHCP server.E. The DHCP client can provide network details to other DHCP clients if the DHCPserver is unavailable.

Answer: A,B,D

QUESTION 68You have just issued the command commit confirmed 15 and-quit and your networkcontinues to be operational with no further changes required. A short time later, usersstart complaining about network problems. Which commands (in order) need to beentered to resolve this issue?

A. >configure#rollback 1

#commitB. >configure#confirm and-quitC. >configure#commit confirmed 15 and-quitD. >commit confirmed

Answer: A

QUESTION 69Which CLI command will perform a traceroute to 10.0.29.1 with a maximum of 6 hopswithout performing a DNS lookup for the hostname?

A. traceroute hop 6 no-dns 10.0.29.1B. traceroute ttl 6 no-dns 10.0.29.1C. traceroute hop 6 no-resolve 10.0.29.1D. traceroute ttl 6 no-resolve 10.0.29.1

Answer: D


20/106

JN0-342


QUESTION 70Which J-Web menu is used to configure a single area OSPF configuration?

A. Configuration > Routing and Protocols > OSPF Routing

B. Configuration > OSPF Routing > Single AreaC. Configuration > Quick Configuration > Routing and Protocols > OSPF RoutingD. Configuration > OSPF Routing

Answer: C

QUESTION 71On a J-series router, where is the JUNOS software located?

A. compact flashB. Zip drive

C. EPROMD. hard drive

Answer: A

QUESTION 72Which CLI command displays the amount of free space on the router's Compact Flash?

A. show system flashB. show storageC. show system storage

D. show flash

Answer: C

QUESTION 73Which two statements about the preempt VRRP configuration option are correct?(Choose two.)

A. Preemption is on by default.B. Preemption is used to force a mastership change if a VRRP router with a higherpriority becomes available.C. Preemption is off by default.D. Preemption is used to maintain mastership for a particular router regardless of thepriority value of other routers.

Answer: A,B

QUESTION 74Which type of route can an OSPF export policy match?


21/106

JN0-342


A. hidden routesB. any route in the routing tableC. inactive routesD. active routes

Answer: D

QUESTION 75When performing password recovery, which command should be entered at the bootprompt?

A. boot -sB. boot singleC. boot recoveryD. boot -r

Answer: A

QUESTION 76What is the default route preference for static routes?

A. 10B. 0C. 170D. 5

Answer: D

QUESTION 77Which three steps are required when configuring NAT? (Choose three.)

A. Define a NAT rule.B. Configure an application-set.C. Define services interface.D. Create a NAT pool.E. Define a rule-set.

Answer: A,C,D

QUESTION 78Which two field-replaceable units (FRUs) are hot-swappable? (Choose two.)

A. Physical Interface Modules on J6350 routerB. Physical Interface Card on M7iC. Routing Engine on M10i


22/106

JN0-342


D. fan tray on J-series routers

Answer: B,C

QUESTION 79

Which statement about MLPPP is true?

A. MLPPP uses secondary circuits, which can assume the primary role if a failure occurson the primary circuit.B. MLPPP requires that the Layer 3 service package be configured.C. MLPPP allows multiple Ethernet links to be combined.D. MLPPP uses a virtual link which assumes the bandwidth of all contributing memberlinks.

Answer: D


A. in a round robin mannerB. numerically from lowest to highestC. alphabeticallyD. as an ordered list

Answer: D

QUESTION 81

Which two statements are true for M7i/M10i routers? (Choose two.)

A. Packet forwarding is done by the Internet Processor II.B. FPC is a part of the Packet Forwarding Engine (PFE).C. Packet forwarding is done by an Intel CPU.D. Route look-up is done by the fwdd process.

Answer: A,B


A. editB. upC. moveD. cd

Answer: A,B


23/106

JN0-342


QUESTION 83Which method may be used to initially configure a M7i router?

A. CLI

B. J-WebC. autoinstallationD. USB drive

Answer: A

QUESTION 84What are two components essential to link-state routing protocols? (Choose two.)

A. poison reverseB. reliable flooding

C. SPF algorithmD. distributed computation

Answer: B,C

QUESTION 85Which three boot devices are available on a J2320 or J2350 router? (Choose three.)

A. USBB. PCMCIA cardC. removable compact flash

D. compact flashE. hard drive

Answer: A,C,D

QUESTION 86What is the role of route preference?

A. It is used to select the best route between multiple equal cost paths.B. It is used to determine what routes to accept into the routing table.C. It is used to determine which route should become active.D. It is used to select which routing table to use for forwarding.

Answer: C

QUESTION 87You are in the Configuration > Quick Configuration > Users menu of the J-Webapplication. Which two fields must be filled in before the router will commit anychanges? (Choose two).


24/106

JN0-342


A. PasswordB. HostnameC. UsernameD. Description

Answer: A,C

QUESTION 88Which three statements are true regarding the DHCP address pool definition? (Choosethree.)

A. The pool defines a group of addresses which will be dynamically assigned based onclient requests.B. The pool definition can specifically exclude addresses.C. The pool defines IP address to MAC address mappings for the network.

D. The pool is dynamically created based on interface address and subnet maskdefinitions.E. The pool is user-defined.

Answer: A,B,E

QUESTION 89Which CLI command restores a previously active configuration?

A. rollbackB. restore

C. redoD. return

Answer: A

QUESTION 90Which logical unit number must be configured on an interface using PPP encapsulation?

A. unit 1B. unit 0C. unit 255D. unit 100

Answer: B

QUESTION 91What is the default lease time for an enterprise router running in DHCP server mode?

A. 1 hour


25/106

JN0-342


B. infiniteC. 1 weekD. 1 day

Answer: D


A. You do not want to import all learned routes into the routing table.B. You want one protocol to receive routes from another protocol.C. You want to modify the rate of route advertisements.D. You want to rate limit ICMP packets to the router.E. You want to modify information associated with a route.

Answer: A,B,E

QUESTION 93Which J-Web menu should you use to configure the interface?

A. Configuration > Quick Configuration > InterfacesB. Configuration > Edit > ConfigurationC. Manage > InterfacesD. Configuration > Edit > Interfaces

Answer: A

QUESTION94Exhibit:


26/106

JN0-342


Which command would you use to show only the Fast Ethernet configuration in FPC 1,PIC slot 2?

A. [edit interfaces]lab@router# show interfaces

B. [edit interfaces]lab@router# show fe-1/2/0C. [edit interfaces]lab@router# showD. [edit interfaces]lab@router# show interfaces fe-1/2/0

Answer: B

QUESTION 95Which configuration statement contacts a TACACS+ server when the primary RADIUS

server is unreachable?

A. [edit]system {authentication-order [ radius tacacs+ ];}B. [edit]system {authentication-order [ radius tacplus ];}C. [edit]

authentication {login-order [ radius tacplus ];}D. [edit]authentication {login-order [ radius tacacs+ ];}

Answer: B

QUESTION 96Which three steps are considered part of the initial configuration? (Choose three.)

A. user passwordB. root passwordC. hostnameD. management access interfaceE. SNMP


27/106

JN0-342


Answer: B,C,D

QUESTION 97Which CLI command displays error statistics for an interface in real time?

A. monitor trafficB. show interfacesC. monitor interfaceD. show interfaces extensive

Answer: C

QUESTION 98What is the maximum number of member links that can be associated with a MLPPPbundle?

A. 4B. 8C. 16D. 2

Answer: B



Answer: B


A. space barB. right arrowC. control 'Z'D. delete

Answer: A

QUESTION 101Which two statements about the track configuration option are correct? (Choose two.)


28/106

JN0-342


A. The track option monitors interfaces as defined by the user.B. The track option allows for a reduction of the priority value if the monitored interfacegoes down.C. The track option monitors all interfaces participating in VRRP.

D. The track option causes syslog entries to be written in the messages log file, if themonitored interface goes down.

Answer: A,B

QUESTION 102Exhibit:

On the Certkiller 1 router, which CLI command displays the RIP routes that are beingadvertised to Certkiller 2 RIP router?

A. show route advertising-protocol rip 192.168.10.1B. show rip route 192.168.10.1C. show rip advertisement 192.168.10.2D. show route protocol rip 192.168.10.2

Answer: A

QUESTION 103What are two ways to cause the JUNOS software to rotate log files and clean uptemporary files? (Choose two.)

A. Use the "Clean Up Files" link on the J-Web GUI Manage > Files page.B. Use the CLI command request system storage cleanup.C. Use the CLI command request chassis storage cleanup.D. Use the "Clean Up Files" link on the J-Web GUI Manage > Software page.

Answer: A,B

QUESTION 104Which CLI command displays packet and byte counts for an interface in real time?

A. show traffic counts


29/106

JN0-342


B. monitor trafficC. monitor interfaceD. show interfaces

Answer: C

QUESTION 105Which two statements about the Adaptive Services PIC are true? (Choose two.)

A. The Adaptive Services PIC is required when using the secure shell to access anM-series router.B. The Adaptive Services PIC can be configured for the Layer 2 and Layer 3 servicepackages simultaneously.C. The Adaptive Services PIC can be configured for either the Layer 2 or the Layer 3service package but not both at the same time.D. The Adaptive Services PIC supports the Layer 3 service package by default.

Answer: C,D

QUESTION 106Which snapshot option creates a new partition table?

A. partitionB. as-primaryC. formatD. fdisk

Answer: A

QUESTION 107You have a J-series router with a factory default configuration and want to configure itfor the first time. You connect a PC to the router's ge-0/0/0 interface. To which IPaddress should you point your browser to configure the router using J-Web?

A. 192.168.0.1B. 172.16.1.1C. 10.10.10.1D. 192.168.1.1

Answer: D

QUESTION 108On a Juniper enterprise router, what is the default file used for syslog messages?

A. systemB. messages


30/106

JN0-342


C. securityD. errors

Answer: B

QUESTION 109Which statement accurately describes the purpose of a service-set?

A. The service set monitors the state table for all translation services.B. The service set functions as an automated ALG when using NAT.C. The service set links the NAT rules and services interface.D. The service set provides hidden services when PAT is used.

Answer: C

QUESTION 110

Which two statements are true for J-series routers? (Choose two.)

A. The J-series routers have an internal FPC.B. The fwdd process is responsible for packet forwarding.C. Forwarding look-ups are performed by the Routing Engine.D. The packet forwarding is performed by an Intel CPU.

Answer: B,D

QUESTION 111What are two methods of accessing a Juniper enterprise router? (Choose two.)

A. consoleB. HTTPSC. RSHD. J-Config

Answer: A,B


A. backbone routerB. autonomous system boundary routerC. area border routerD. external router

Answer: B


31/106

JN0-342


QUESTION 113Which two statements about login classes correctly define their usage within the JUNOSsoftware? (Choose two.)

A. A different login class must be configured for each user.

B. Each login class is associated with one or more permissions flags.C. A user must be assigned to one of the default login classes.D. Individual commands can be explicitly allowed or denied.

Answer: B,D

QUESTION 114Which three initial configuration methods are supported on J-series routers? (Choosethree.)

A. JUNOScope

B. CLIC. autoinstallationD. PCMCIA flash cardE. J-Web

Answer: B,C,E


Which OSPF configuration is generated as a result of the J-Web configuration?

A. protocols {ospf {area 1.0.0.0 {interface fe-0/0/1.0;interface all;


32/106

JN0-342


}B. protocols {ospf {area 1.0.0.0 {interface fe-0/0/0.0;

interface fe-2/0/0.0;interface fe-0/0/1.0 {passive;}C. protocols {ospf {area 1.0.0.0 {interface fe-0/0/0.0;interface fe-2/0/0.0;interface all;}

D. protocols {ospf {area 1.0.0.0 {interface fe-0/0/1.0 {disable;}interface all;}

Answer: D

QUESTION116Which J-Web menu is used to add static routes to a router?

A. Configuration > Quick Configuration > StaticB. Configuration > Quick Configuration > Routing and ProtocolsC. Configuration > Routing > StaticD. Configuration > Routing and Protocols

Answer: B

QUESTION 117Which IGP should you use to achieve scalability in a large enterprise network usingJuniper enterprise routers?

A. EIGRPB. BGPC. OSPFD. RIP


33/106

JN0-342


Answer: C

QUESTION 118Which configuration example represents a services interface configured for a MLPPP

bundle on a J-series router?

A. lsq-0/0/0 {unit 0 {family inet {address 172.18.37.5/30;}B. ls-0/0/0 {unit 0 {family inet {address 172.18.37.5/30;

}C. sp-0/0/0 {unit 0 {family inet {address 172.18.37.5/30;}D. ml-0/0/0 {unit 0 {family inet {address 172.18.37.5/30;}

Answer: B

QUESTION 119What is a characteristic of route protocol preference?

A. A lower preference is better than a higher preference.B. A higher preference is better than a lower preference.C. It must be assigned manually for each protocol.D. It is the same as a route metric.

Answer: A

QUESTION 120Which two JUNOS software authentication methods require the use of a server forauthentication? (Choose two.)

A. CHAPB. TACACS+


34/106

JN0-342


C. KerberosD. RADIUS

Answer: B,D

QUESTION 121Which configuration option allows you to view autoinstallation messages?

A. decodeB. debugC. viewD. traceoptions

Answer: D

QUESTION 122

Which CLI command will assist you with configuration syntax?

A. help syntaxB. help cliC. help referenceD. help configuration

Answer: C

QUESTION 123You have a J-series router with a factory default configuration and want to configure it

for the first time. You connect a PC to the router's fe-0/0/0 interface. To which IP addressshould you point your browser to configure the router using J-Web?

A. 192.168.1.1B. 192.168.0.1C. 172.16.1.1D. 10.10.10.1

Answer: A


A. Physical Interface Modules on J6300 routerB. fan tray on J-series routersC. Routing Engine on M10iD. Physical Interface Card on M7i

Answer: C,D


35/106

JN0-342


QUESTION 125Which statement describes how transit packets are handled on a J-series router?

A. They are only examined by the PICs.

B. They are treated the same as host packets.C. They are processed by the forwarding daemons.D. They are reassembled into ATM cells across the router.

Answer: C

QUESTION 126Which two statements are true for M7i and M10i routers? (Choose two.)

A. The M7i and M10i routers support GE, ATM and other physical interface cards(PICs).

B. The M7i and M10i routers are equipped with the Internet Processor II.C. The M7i and M10i routers cannot provide line rate performance on GE and ATMinterfaces.D. The M7i and M10i routers are always equipped with fixed GE interfaces.

Answer: A,B


A. interface addresses with RIP neighbors configured

B. all directly connected interfacesC. the loopback interfaceD. none

Answer: D

QUESTION 128What information is stored in the default IPv4 routing table?

A. all received and locally generated routesB. only the best route to each destinationC. only active routesD. all received routes

Answer: A

QUESTION 129What are two ways to cause the JUNOS software to rotate log files and clean uptemporary files? (Choose two.)


36/106

JN0-342


A. Use the CLI command request chassis storage cleanup.B. Use the "Clean Up Files" link on the J-Web GUI Manage > Software page.C. Use the CLI command request system storage cleanup.D. Use the "Clean Up Files" link on the J-Web GUI Manage > Files page.

Answer: C,D

QUESTION 130Which two statements are true for M7i/M10i routers? (Choose two.)

A. FPC is a part of the Packet Forwarding Engine (PFE).B. Packet forwarding is done by an Intel CPU.C. Route look-up is done by the fwdd process.D. Packet forwarding is done by the Internet Processor II.

Answer: A,D


A. Press the configuration button for less than 5 seconds.B. Install the J-Web software package.C. Reboot the router and enter single user mode.D. No action is needed since J-Web is enabled by default.

Answer: D

QUESTION 132Which CLI command is used to upgrade a J-series router?

A. request system software addB. load packageC. request system software upgradeD. load override terminal

Answer: A

QUESTION 133Which two statements regarding system logging on a Juniper enterprise router arecorrect? (Choose two.)

A. The system log has a proprietary format.B. New system logs can be created and archived.C. System logs must be sent to a remote device.


37/106

JN0-342


D. Most software processes create their own logs.

Answer: B,D

QUESTION 134

Which CLI command can be used to determine if autoinstallation is active?

A. show system initial-configuration statusB. show autoinstallation activity detailC. show autoinstallation detailD. show system autoinstallation status

Answer: D

QUESTION 135During autoinstallation, the router attempts to acquire an IP address using its built-in

Ethernet interfaces. All three attempts are unsuccessful. What is the next step the routerperforms?

A. It reboots itself and attempts autoinstallion again.B. It shuts down all of its interfaces.C. It activates DHCP in server mode.D. It waits 30 seconds and then tries again.

Answer: C

QUESTION 136

Exhibit:

You work as an administrator at Certkiller .com. Study the exhibit carefully.In the exhibit, which configuration command will cause the router to reject all packetsfrom 10.14.215.231 that are destined for a local address on the router?


38/106


39/106

JN0-342


QUESTION 141Which two statements regarding system logging on a Juniper enterprise router arecorrect? (Choose two.)

A. New system logs can be created and archived.B. The system log has a proprietary format.C. Most software processes create their own logs.D. System logs must be sent to a remote device.

Answer: A,C


A. separate management interface (fxp0)B. Application Specific Integrated Circuits (ASICs)C. multiple software daemonsD. separation of control and forwarding

Answer: C,D


A. 5

B. 10C. 0D. 170

Answer: A

QUESTION 144Which CLI command will perform a traceroute to 10.0.29.1 with a maximum of 6 hopswithout performing a DNS lookup for the hostname?

A. traceroute ttl 6 no-resolve 10.0.29.1B. traceroute ttl 6 no-dns 10.0.29.1C. traceroute hop 6 no-resolve 10.0.29.1D. traceroute hop 6 no-dns 10.0.29.1

Answer: A

QUESTION 145When performing password recovery, which command should be entered at the boot


40/106

JN0-342


prompt?

A. boot -sB. boot -rC. boot single

D. boot recovery

Answer: A

QUESTION 146Which two routers have multiple fixed Ethernet interfaces and support field-replaceablePhysical Interface Cards/Modules? (Choose two.)

A. J4350B. M7iC. M10i

D. J2300

Answer: A,B

QUESTION 147The J-Web application can install the JUNOS software from which two locations?(Choose two.)

A. remote hostB. SDXC. BSD shell

D. local PC

Answer: A,D

QUESTION 148Which J-Web menu displays the current temperature of the router's components?

A. Monitor > EnvironmentB. Monitor > ChassisC. Diagnose > ChassisD. Diagnose > Environment

Answer: B


A. [edit interfaces]ge-0/0/1 {


41/106

JN0-342


unit 0 {family inet {address 10.1.2.1/24;}B. [edit interfaces]

lo0 {unit 0 {family inet {address 192.168.20.1/24;}C. [edit interfaces]lo0 {unit 0 {family inet {address 192.168.20.1/32;}

D. [edit interfaces]fe-0/0/0 {unit 0 {family inet {address 10.1.20.1/32;}

Answer: A,C


A. J-series routers require licenses for DLSw.B. J-series routers have a dedicated management interface (fxp0).C. J-series routers support xDSL interfaces.D. J-series routers have a config button.E. J-series routers support Link Services PIMs.

Answer: A,C,D


A. router IDB. process IDC. backbone IDD. area ID

Answer: A


42/106

JN0-342


QUESTION 152Which CLI command can be used to determine if autoinstallation is active?

A. show system autoinstallation statusB. show autoinstallation activity detail

C. show system initial-configuration statusD. show autoinstallation detail

Answer: A

QUESTION 153From the [edit protocols ospf] configuration hierarchy, which CLI command assignsinterface fe-0/0/0.0 to the backbone area?

A. set backbone interface fe-0/0/0.0B. set area 0 interface fe-0/0/0.0

C. set area 0 fe-0/0/0.0D. set interface fe-0/0/0.0 area 0

Answer: B


A. Individual commands can be explicitly allowed or denied.B. A different login class must be configured for each user.

C. A user must be assigned to one of the default login classes.D. Each login class is associated with one or more permissions flags.

Answer: A,D



43/106

JN0-342


You work as an administrator at Certkiller .com. Study the exhibit carefully.In the exhibit, you are connecting a Juniper router to a remote site and are running RIPbetween sites.

What is required on the CO router to allow RIP routes from Site 1 to be sent to Site 2?

A. An import policy on the CO router to receive RIP routes from Site 1.B. An import policy on Site 2 to accept RIP routes from the CO.C. Include Site 1 and Site 2 in the same RIP group and allow default policy to forwardthe routes between group members.D. An export policy on the CO router to send RIP routes to Site 2.

Answer: D

QUESTION 156

A JUNOS router has a packet filter configured under [edit firewall family inet]. Whichtwo fields can be used by this packet filter to accept or reject individual packets? (Choosetwo.)

A. UDP portB. DLCI numberC. source IP addressD. VLAN tag

Answer: A,C

QUESTION 157Which method may be used to initially configure an M7i router?

A. autoinstallationB. CLIC. USB driveD. J-Web


44/106

JN0-342


Answer: B

QUESTION 158Which service is enabled, by default, on a J-series router?

A. TelnetB. HTTPC. FTPD. SSH

Answer: B

QUESTION 159What are two ways to delete the backup JUNOS software image on a J-series router?(Choose two.)

A. Use the link on the J-Web GUI Manage > Software page.B. Use the CLI command request system storage delete-backup.C. Use the link on the J-Web GUI Manage > Files page.D. Use the CLI command request system software delete-backup.

Answer: C,D

QUESTION 160In which order are routing policy terms evaluated?

A. numerical (lowest to highest)B. in the order listed in the configurationC. best match firstD. alphabetical

Answer: B

QUESTION 161What are two methods of accessing a Juniper enterprise router? (Choose two)

A. J-ConfigB. HTTPSC. RSHD. console

Answer: B,D

QUESTION 162What does the number one (1) represent for interface fe-0/0/1?


45/106

JN0-342


A. PCI slot numberB. channel numberC. virtual PIC numberD. port number

Answer: D


A. Ctrl-PB. Ctrl-EC. Ctrl-AD. Ctrl-L

Answer: C


You work as an administrator at Certkiller .com. Study the exhibit carefully.

In the exhibit, which OSPF configuration is generated as a result of the J-Webconfiguration?

A. protocols {ospf {area 1.0.0.0 {interface fe-0/0/1.0;interface all;


46/106

JN0-342


}}}B. protocols {ospf {area 1.0.0.0 {interface fe-0/0/0.0;

interface fe-2/0/0.0;interface fe-0/0/1.0 {passive;}}}C. protocols {ospf {area 1.0.0.0 {interface fe-0/0/1.0 {disable;}interface all;

}}}D. protocols {ospf {area 1.0.0.0 {interface fe-0/0/0.0;interface fe-2/0/0.0;interface all;}}}

Answer: C

QUESTION165Which CLI command restores a previously active configuration?

A. restoreB. returnC. redoD. rollback

Answer: D


A. PasswordB. HostnameC. DescriptionD. Username


47/106

JN0-342


Answer: A,D

QUESTION 167Which major J-Web menu should you use to upgrade the JUNOS software on the router?

A. ManageB. ConfigurationC. DiagnoseD. Monitor

Answer: A

QUESTION 168Which CLI command displays error statistics for an interface in real time?

A. show interfaces extensiveB. monitor interfaceC. monitor trafficD. show interfaces

Answer: B

QUESTION 169Which CLI command displays the users currently logged into the router?

A. show terminal

B. show usersC. show system usersD. show chassis users

Answer: C



Answer: A



48/106

JN0-342


A. show system license usageB. show system license profileC. show system license keyD. show system license total

Answer: A

QUESTION 172Which two routers have multiple fixed Ethernet interfaces and support field-replaceablePhysical Interface Cards/Modules? (Choose two.)

A. J4350B. M7iC. J2300D. M10i

Answer: A,B


A. hard driveB. USBC. compact flashD. PCMCIA card

Answer: B,C

QUESTION 174Which J-Web menu displays the current temperature of the router's components?

A. Diagnose > EnvironmentB. Diagnose > ChassisC. Monitor > EnvironmentD. Monitor > Chassis

Answer: D


A. Install the J-Web software package.B. No action is needed since J-Web is enabled by default.C. Press the configuration button for less than 5 seconds.


49/106

JN0-342


D. Reboot the router and enter single user mode.

Answer: B

QUESTION 176

Which configuration statement allows local non-root users access to the router only whenthe RADIUS server is unreachable?

A. [edit]system {authentication-order radius;}B. [edit]system {authentication-order [ radius if-authenticated ];}

C. [edit]system {authentication-order [ radius local ];}D. [edit]system {authentication-order [ radius password ];}

Answer: A

QUESTION177You have a router which does not have the J-Web interface installed by default. Which

CLI command installs the J-Web package?

A. package add jweb-8.0R2.8-signed.tgzB. load system software jweb-8.0R2.8-signed.tgzC. request system software add jweb-8.0R2.8-signed.tgzD. install package jweb-8.0R2.8-signed.tgz

Answer: C

QUESTION 178Which J-Web menu is used to configure RIP on a router?

A. Configuration > Routing and ProtocolsB. Configuration > Quick Configuration > RIPC. Configuration > RIPD. Configuration > Quick Configuration > Routing and Protocols


50/106

JN0-342


Answer: D

QUESTION 179What is a correct configuration using autoinstallation?

A. [edit system autoinstallation]user@host# showconfiguration-servers {tftp://tftpconfig.sp.com/config.conf;interfaces fe-0/0/0 slarp;}B. [edit system autoinstallation]user@host# showinterfaces {fe-0/0/0 {

rarp;}bootp-servers {10.34.1.1;}C. [edit system autoinstallation]user@host# showinterfaces {fe-0/0/0 {dhcp;}

configuration-servers {tftp://tftpconfig.sp.com/config.conf;}D. [edit system autoinstallation]user@host# showinterfaces {fe-0/0/0 {rarp;}configuration-servers {tftp://tftpconfig.sp.com/config.conf;}

Answer: D

QUESTION 180What are two methods for obtaining an IP address during the autoinstallation process?(Choose two.)


51/106

JN0-342


A. CDPB. SNMPC. SLARPD. RARP

Answer: C,D


A. inactive routesB. hidden routesC. active routesD. any route in the routing table

Answer: C

QUESTION 182Which snapshot option creates a new partition table?

A. formatB. fdiskC. partitionD. as-primary

Answer: C

QUESTION183Within the J-Web initial setup wizard, which menu is used to configure a password for

individual network administrators who must access the router?

A. Set UpB. RoutingC. InterfacesD. Users

Answer: D


A. HostnameB. UsernameC. Description


52/106

JN0-342


D. Password

Answer: B,D

QUESTION 185

Which CLI command will ping destination 10.0.29.1 ten times and display the incominginterface of the received packet?

A. ping count 10 10.0.29.1 extensiveB. ping count 10 10.0.29.1 detailC. ping number 10 10.0.29.1 extensiveD. ping number 10 10.0.29.1 detail

Answer: B

QUESTION 186

Which CLI command displays the current OSPF adjacency states on the router?

A. show ospf interfaceB. show ospf statisticsC. show ospf adjacencyD. show ospf neighbor

Answer: D

QUESTION 187Which CLI command displays operational RIP interfaces?

A. show protocol interfaceB. show protocol ripC. show rip interfaceD. show rip neighbor

Answer: D


A. CHAPB. KerberosC. TACACS+D. RADIUS

Answer: C,D


53/106

JN0-342


QUESTION 189Which J-Web menu should you use to view the router's "last known good" configuration?

A. Configuration > RollbackB. Configuration > View and Edit

C. Configuration > HistoryD. Configuration > Rescue

Answer: D

QUESTION 190Which J-Web menu displays the users currently logged into the CLI?

A. Monitor > UsersB. Manage > SystemC. Monitor > System

D. Manage > Users

Answer: C

QUESTION 191You have just issued the command commit confirmed 15 and-quit and your networkcontinues to be operational with no further changes required. A short time later, usersstart complaining about network problems. Which commands (in order) need to beentered to resolve this issue?

A. >commit confirmed

B. >configure#rollback 1#commitC. >configure#confirm and-quitD. >configure#commit confirmed 15 and-quit

Answer: B


A. inet4.0B. forwarding.0C. inet.0D. ipv4.0

Answer: C


54/106

JN0-342



A. in a round robin manner

B. numerically from lowest to highestC. as an ordered listD. alphabetically

Answer: C

QUESTION 194What are three methods for managing a Juniper Enterprise Router? (Choose three.)

A. CLIB. J-Config

C. SDXD. SAPE. J-Web

Answer: A,C,E

QUESTION 195Which statement about autoinstallation is correct?

A. It is enabled on every reboot.B. It requires an FTP server to operate correctly.

C. It requires a serial interface to operate correctly.D. It is enabled in the factory default configuration.

Answer: D

QUESTION 196What are two ways to create a rescue configuration on a J-series router? (Choose two.)

A. Issue the request system configuration rescue save command.B. Issue the configure rescue save command.C. Use the J-Web Configuration > Rescue menu.D. Use the J-Web System > Rescue menu.

Answer: A,C


A. show ospf neighbor


55/106

JN0-342


B. show ospf interfaceC. show ospf adjacencyD. show ospf database

Answer: D


A. 170B. 0C. 10D. 5

Answer: D


A. A different login class must be configured for each user.B. A user must be assigned to one of the default login classes.C. Individual commands can be explicitly allowed or denied.D. Each login class is associated with one or more permissions flags.

Answer: C,D

QUESTION200Which CLI command will ping destination 10.0.29.1 ten times and display the incoming

interface of the received packet?

A. ping number 10 10.0.29.1 extensiveB. ping count 10 10.0.29.1 detailC. ping count 10 10.0.29.1 extensiveD. ping number 10 10.0.29.1 detail

Answer: B


A. root passwordB. management access interfaceC. hostnameD. SNMPE. user password


56/106

JN0-342


Answer: A,B,C

QUESTION 202Which J-Web menu displays the users currently logged into the CLI?

A. Monitor > SystemB. Manage > UsersC. Monitor > UsersD. Manage > System

Answer: A

QUESTION 203You have a router which does not have the J-Web interface installed by default. WhichCLI command installs the J-Web package?

A. package add jweb-8.0R2.8-signed.tgzB. request system software add jweb-8.0R2.8-signed.tgzC. load system software jweb-8.0R2.8-signed.tgzD. install package jweb-8.0R2.8-signed.tgz

Answer: B


You work as an administrator at Certkiller .com. Study the exhibit carefully.In the exhibit, which two steps are required to enable the J-Web interface? (Choose two.)

A. Install an SSL certificate.B. Install the J-Web package.C. Enable the J-Web HTTP service.D. Configure J-Web authentication.


57/106

JN0-342


Answer: B,C

QUESTION 205How many committed configuration files are stored on the Juniper Networks enterprise

router?

A. 48B. 50C. 15D. 4

Answer: B

QUESTION 206What are two methods for obtaining an IP address during the autoinstallation process?

(Choose two.)

A. SLARPB. RARPC. SNMPD. CDP

Answer: A,B


A. [edit interfaces]lo0 {unit 0 {family inet {address 192.168.20.1/32;}B. [edit interfaces]lo0 {unit 0 {family inet {address 192.168.20.1/24;}C. [edit interfaces]fe-0/0/0 {unit 0 {family inet {address 10.1.20.1/32;}


58/106

JN0-342


D. [edit interfaces]ge-0/0/1 {unit 0 {family inet {address 10.1.2.1/24;

}

Answer: A,D


A. You want to rate limit ICMP packets to the router.B. You want one protocol to receive routes from another protocol.C. You want to modify the rate of route advertisements.D. You want to modify information associated with a route.

E. You do not want to import all learned routes into the routing table.

Answer: B,D,E

QUESTION 209What happens when a route does not match any user configured policies?

A. The route is rejected.B. The route is sent to the default policy.C. The route is accepted.D. The route is given a lower priority.

Answer: B


A. RADIUSB. TACACS+C. CHAPD. Kerberos

Answer: A,B


A. multiple software daemons


59/106

JN0-342


B. Application Specific Integrated Circuits (ASICs)C. separation of control and forwardingD. separate management interface (fxp0)

Answer: A,C

QUESTION 212What does the number one (1) represent for interface fe-0/0/1?

A. virtual PIC numberB. PCI slot numberC. port numberD. channel number

Answer: C

QUESTION 213Which major J-Web menu should you use to view the physical hardware in the router?

A. ManageB. MonitorC. DiagnoseD. Configuration

Answer: B

QUESTION 214

Which character in the JUNOS software CLI allows you to filter and manipulatecommand output?

A.

Answer: B

QUESTION 215In configuration mode you see the following prompt:[edit interfaces fe-1/1/1]user@router#Which command will take you to operational mode?

A. quitB. exitC. exit configuration-mode


60/106

JN0-342


D. end

Answer: C

QUESTION 216

What is one configuration method for loading a factory default configuration onto aJ-series router?

A. load override resetB. load factory-defaultC. request system factory-defaultD. rollback factory-default

Answer: B

QUESTION 217

Which J-Web menu should you use to configure the interface

A. Configuration > Edit > InterfacesB. Configuration > Quick Configuration > InterfacesC. Manage > InterfacesD. Configuration > Edit > Configuration

Answer: B

QUESTION 218Which J-Web menu is used to add static routes to a router?

A. Configuration > Routing > StaticB. Configuration > Quick Configuration > Routing and ProtocolsC. Configuration > Quick Configuration > StaticD. Configuration > Routing and Protocols

Answer: B


A. J-series routers support Link Services PIMs.B. J-series routers support xDSL interfaces.C. J-series routers have a config button.D. J-series routers have a dedicated management interface (fxp0).E. J-series routers require licenses for DLSw.

Answer: B,C,E


61/106

JN0-342


QUESTION 220Which two commands could you use to verify the error counters on a Fast Ethernetinterface? (Choose two.)

A. show interfaces errors

B. show interfaces extensiveC. show interfaces detailD. show interfaces statistics

Answer: B,D


A. It is used to determine which route should become active.B. It is used to select the best route between multiple equal cost paths.

C. It is used to determine what routes to accept into the routing table.D. It is used to select which routing table to use for forwarding.

Answer: A


A. area IDB. process IDC. router ID

D. backbone ID

Answer: C

QUESTION 223Which type of IGP should you use to achieve scalability in a large enterprise network?

A. Bellman-Ford protocolB. link-state protocolC. path-vector protocolD. distance-vector protocol

Answer: B

QUESTION 224Which command copies the factory-default files to your backup media?

A. request system snapshot defaultB. request system snapshot factory


62/106

JN0-342


C. request system snapshot as-primaryD. request system snapshot rescue

Answer: B


A. It is used to select the best route between multiple equal cost paths.B. It is used to determine which route should become active.C. It is used to select which routing table to use for forwarding.D. It is used to determine what routes to accept into the routing table.

Answer: B

QUESTION 226

Within the J-Web initial setup wizard, which menu is used to configure the hostname ofthe router?

A. UsersB. Set UpC. InterfacesD. Routing

Answer: B

QUESTION 227

On a Juniper enterprise router, what is the default file used for syslog messages?

A. errorsB. securityC. systemD. messages

Answer: D


A. fan tray on J-series routersB. Physical Interface Card on M7iC. Physical Interface Modules on J6300 routerD. Routing Engine on M10i

Answer: B,D


63/106

JN0-342


QUESTION 229Which configuration statement contacts a TACACS+ server when the primary RADIUSserver is unreachable?

A. [edit]

system {authentication-order [ radius tacacs+ ];}B. [edit]authentication {login-order [ radius tacplus ];}C. [edit]authentication {login-order [ radius tacplus ];}

D. [edit]system {authentication-order [ radius tacplus ];}

Answer: D


A. convergence

B. ease of configurationC. controlD. scalability

Answer: C

QUESTION 231Within the J-Web initial setup wizard, which menu is used to configure the hostname ofthe router?

A. UsersB. Set UpC. RoutingD. Interfaces

Answer: B

QUESTION 232What are two functions of the Intel IXP processors? (Choose two.)


64/106

JN0-342


A. CRC validationB. keepalivesC. Layer 2 decapsulationD. route-lookup

Answer: A,B


A. compact flashB. hard driveC. USBD. PCMCIA card

Answer: A,C


A. PCMCIA flash cardB. CLIC. J-WebD. JUNOScopeE. autoinstallation

Answer: B,C,E

QUESTION 235Which character in the JUNOS software CLI allows you to filter and manipulatecommand output?

A. D. |

Answer: D


A. show ospf interfaceB. show ospf database


65/106

JN0-342


C. show ospf neighborD. show ospf adjacency

Answer: B

QUESTION 237What are two functions of an IGP in an enterprise network with Internet connectivity?(Choose two.)

A. reachability to internal destinationsB. fast convergence for internal destinationsC. fast convergence for all destinationsD. reachability to all destinations

Answer: A,B

QUESTION 238Which statement is true about accessing a Juniper enterprise router using a Web browser?

A. You need to install a license before accessing a J-series router.B. M7i and M10i routers are accessible by default.C. You need to enable the HTTP service on M7i, M10i, and J-series routers beforeaccessing them.D. J-series routers are accessible by default.

Answer: D

QUESTION239Which two boot devices are available on all J-series routers? (Choose two.)

A. hard driveB. USBC. compact flashD. PCMCIA card

Answer: B,C


A. management access interfaceB. SNMPC. root passwordD. user passwordE. hostname


66/106

JN0-342


Answer: A,C,E

QUESTION 241Which predefined login class allows a user to issue show, clear, and reset commands, but

does not allow the user to configure the router?

A. read-onlyB. operatorC. nocD. super-user

Answer: B

QUESTION 242Which CLI command displays the current temperature of the router's components?

A. show chassis hardwareB. show system temperatureC. show system environmentD. show chassis environment

Answer: D

QUESTION 243In configuration mode you see the following prompt:[edit interfaces fe-1/1/1]

user@router#Which command will take you to operational mode?

A. exitB. exit configuration-modeC. endD. quit

Answer: B


A. show system license profileB. show system license keyC. show system license usageD. show system license total


67/106

JN0-342


Answer: C

QUESTION 245Which type of OSPF router has interfaces in more than one area?

A. area border routerB. multiple area routerC. area line routerD. designated router

Answer: A


You work as an administrator at Certkiller .com. Study the exhibit carefully.

In the exhibit, on the CO router, which CLI command displays the RIP routes that arebeing advertised to the Site 1 RIP router?

A. show route advertising-protocol rip 192.168.10.1B. show rip route 192.168.10.1C. show rip advertisement 192.168.10.2D. show route protocol rip 192.168.10.2

Answer: A

QUESTION 247

Which three options can be used with the load CLI command? (Choose three.)

A. mergeB. overrideC. replaceD. partialE. complete


68/106


69/106

JN0-342


QUESTION 252A JUNOS router has a packet filter configured under [edit firewall family inet]. Whichtwo fields can be used by this packet filter to accept or reject individual packets? (Choosetwo.)

A. DLCI numberB. source IP addressC. UDP portD. VLAN tag

Answer: B,C


A. editB. upC. cdD. move

Answer: A,B

QUESTION 254Which configuration option allows you to view autoinstallation messages?

A. debugB. decodeC. traceoptionsD. view

Answer: C



70/106

JN0-342


You work as an administrator at Certkiller .com. Study the exhibit carefully.In the exhibit, which OSPF configuration is generated as a result of the J-Webconfiguration?

A. protocols {ospf {area 1.0.0.0 {interface fe-0/0/1.0 {disable;}interface all;}}}B. protocols {ospf {area 1.0.0.0 {interface fe-0/0/0.0;interface fe-2/0/0.0;interface fe-0/0/1.0 {passive;}}}C. protocols {ospf {area 1.0.0.0 {interface fe-0/0/1.0;interface all;}}}D. protocols {ospf {


71/106

JN0-342


area 1.0.0.0 {interface fe-0/0/0.0;interface fe-2/0/0.0;interface all;}}}

Answer: A

QUESTION 256Which major J-Web menu should you use to view the physical hardware in the router?

A. ConfigurationB. DiagnoseC. ManageD. Monitor

Answer: D


A. Ctrl-LB. Ctrl-AC. Ctrl-ED. Ctrl-P

Answer: B



72/106

JN0-342


You work as an administrator at Certkiller .com. Study the exhibit carefully.In the exhibit, the protect-re filter is applied as an input filter on the lo0.0 interface andall possible services are enabled under [edit system services].Which two methods can you use to access the router? (Choose two.)

A. FTPB. J-WebC. TelnetD. SSH

Answer: B,D


A. SPF algorithm

B. reliable floodingC. poison reverseD. distributed computation

Answer: A,B

QUESTION 260Which configuration statement contacts a TACACS+ server when the primary RADIUSserver is unreachable?

A. [edit]

system {authentication-order [ radius tacacs+ ];}B. [edit]authentication {login-order [ radius tacplus ];}C. [edit]authentication {login-order [ radius tacplus ];}D. [edit]system {authentication-order [ radius tacplus ];}

Answer: D


73/106

JN0-342


QUESTION 261How often does RIP send regular updates?

A. every 60 secondsB. every 90 seconds

C. every 10 secondsD. every 30 seconds

Answer: D


A. controlB. ease of configurationC. scalability

D. convergence

Answer: A

QUESTION 263What is shown by the command show interfaces extensive fe-0/0/0 but not shown by thecommand show interface detail fe-0/0/0?

A. the IP address on logical interface fe-0/0/0.0B. input packets counterC. interface MTU size

D. input error counter

Answer: D

QUESTION 264Which IGP should you use to achieve scalability in a large enterprise network usingJuniper enterprise routers?

A. OSPFB. RIPC. EIGRPD. BGP

Answer: A

QUESTION 265What are two methods of accessing a Juniper enterprise router? (Choose two)

A. J-Config


74/106


75/106

JN0-342


Answer: B

QUESTION 270What are two ways to cause the JUNOS software to rotate log files and clean up

temporary files? (Choose two.)

A. Use the CLI command request chassis storage cleanup.B. Use the CLI command request system storage cleanup.C. Use the "Clean Up Files" link on the J-Web GUI Manage > Software page.D. Use the "Clean Up Files" link on the J-Web GUI Manage > Files page.

Answer: B,D

QUESTION 271The J-Web application can install the JUNOS software from which two locations?

(Choose two.)

A. SDXB. local PCC. remote hostD. BSD shell

Answer: B,C

QUESTION 272In which order are routing policy terms evaluated?

A. best match firstB. numerical (lowest to highest)C. alphabeticalD. in the order listed in the configuration

Answer: D

QUESTION 273What information is stored in the default IPv4 routing table?

A. all received and locally generated routesB. all received routesC. only the best route to each destinationD. only active routes

Answer: A


76/106

JN0-342



A. hidden routesB. active routes

C. any route in the routing tableD. inactive routes

Answer: B


A. backbone routerB. external routerC. area border router

D. autonomous system boundary router

Answer: D


A. PCMCIA flash cardB. JUNOScopeC. J-Web

D. autoinstallationE. CLI

Answer: C,D,E

QUESTION 277Which two statements are true for J-series routers? (Choose two.)

A. The J-series routers have an internal FPC.B. The fwdd process is responsible for packet forwarding.C. The packet forwarding is performed by an Intel CPU.D. Forwarding look-ups are performed by the Routing Engine.

Answer: B,C



77/106

JN0-342


You work as an administrator at Certkiller .com. Study the exhibit carefully.In the exhibit, which two steps are required to enable the J-Web interface? (Choose two.)

A. Install the J-Web package.B. Install an SSL certificate.C. Configure J-Web authentication.D. Enable the J-Web HTTP service.

Answer: A,D


You work as an administrator at Certkiller .com. Study the exhibit carefully.In the exhibit, you are connecting a Juniper router to a remote site and are running RIPbetween sites.What is required on the CO router to allow RIP routes from Site 1 to be sent to Site 2?

A. Include Site 1 and Site 2 in the same RIP group and allow default policy to forwardthe routes between group members.B. An export policy on the CO router to send RIP routes to Site 2.


78/106

JN0-342


C. An import policy on Site 2 to accept RIP routes from the CO.D. An import policy on the CO router to receive RIP routes from Site 1.

Answer: B


A. right arrowB. space barC. deleteD. control 'Z'

Answer: B

QUESTION 281

Which type of IGP should you use to achieve scalability in a large enterprise network?

A. link-state protocolB. Bellman-Ford protocolC. distance-vector protocolD. path-vector protocol

Answer: A

QUESTION 282How many fixed Fast Ethernet ports are on a J2300 router?

A. 0B. 1C. 2D. 4

Answer: C

QUESTION 283Which CLI command displays packet and byte counts for an interface in real time?

A. show traffic countsB. monitor trafficC. show interfacesD. monitor interface

Answer: D


79/106

JN0-342


QUESTION 284Which three user authentication methods are supported by the JUNOS software? (Choosethree.)

A. LDAP

B. local passwordC. TACACS+D. RADIUSE. web authentication

Answer: B,C,D

QUESTION 285Which multicast address does RIPv2 use for route updates by default?

A. 224.0.0.5

B. 224.0.0.9C. 255.255.255.255D. 224.0.0.2

Answer: B

QUESTION 286You are logged in to an M10i router as the lab user. The J-Web 8.0R2.8 package islocated in your home directory. Which CLI command would install the J-Web interface?

A. load software /home/lab/jweb-8.0R2.8-signed.tgz

B. load software jweb-8.0R2.8-signed.tgzC. request system software add jweb-8.0R2.8-signed.tgzD. request system software add /home/lab/jweb-8.0R2.8-signed.tgz

Answer: C

QUESTION 287What is true about the password recovery process?

A. It requires formatting the hard disk.B. It requires console access.C. It requires J-Web access.D. It requires a USB or PCMCIA install media.

Answer: B



80/106

JN0-342


You work as an administrator at Certkiller .com. Study the exhibit carefully.In the exhibit, on the CO router, which CLI command displays the RIP routes that arebeing advertised to the Site 1 RIP router?

A. show route advertising-protocol rip 192.168.10.1B. show route protocol rip 192.168.10.2C. show rip advertisement 192.168.10.2D. show rip route 192.168.10.1

Answer: A


A. the loopback interface

B. noneC. interface addresses with RIP neighbors configuredD. all directly connected interfaces

Answer: B

QUESTION 290What is one configuration method for loading a factory default configuration onto aJ-series router?

A. request system factory-default

B. rollback factory-defaultC. load override resetD. load factory-default

Answer: D

QUESTION 291Which CLI command allows you to add a license to a J-series router?


81/106

JN0-342


A. request system license addB. load system license addC. request system software addD. load system license

Answer: A

QUESTION 292What are two advantages of link-state protocols compared to distance-vector protocols?(Choose two.)

A. easier configurationB. faster convergenceC. support for multiple routes to a destinationD. more scalable

Answer: B,D

QUESTION 293What is a characteristic of route protocol preference?

A. It is the same as a route metric.B. It must be assigned manually for each protocol.C. A lower preference is better than a higher preference.D. A higher preference is better than a lower preference.

Answer: C

QUESTION 294On a J-series router, where is the JUNOS software located?

A. compact flashB. EPROMC. hard driveD. Zip drive

Answer: A



82/106

JN0-342


You work as an administrator at Certkiller .com. Study the exhibit carefully.In the exhibit, which command would you use to show only the Fast Ethernetconfiguration in FPC 1, PIC slot 2?

A. [edit interfaces]lab@router# showB. [edit interfaces]lab@router# show fe-1/2/0C. [edit interfaces]

lab@router# show interfacesD. [edit interfaces]lab@router# show interfaces fe-1/2/0

Answer: B



83/106

JN0-342


You work as an administrator at Certkiller .com. Study the exhibit carefully.In the exhibit, the protect-re filter is applied as an input filter on the lo0.0 interface andall possible services are enabled under [edit system services].Which two methods can you use to access the router? (Choose two.)

A. TelnetB. SSHC. J-WebD. FTP

Answer: B,C

QUESTION 297Which type of OSPF router has interfaces in more than one area?

A. area line routerB. designated routerC. area border routerD. multiple area router

Answer: C


A. poison reverseB. distributed computationC. SPF algorithmD. reliable flooding


84/106

JN0-342


Answer: C,D

QUESTION 299Which two statements are true for J-series routers? (Choose two.)

A. Forwarding look-ups are performed by the Routing Engine.B. The fwdd process is responsible for packet forwarding.C. The packet forwarding is performed by an Intel CPU.D. The J-series routers have an internal FPC.

Answer: B,C

QUESTION 300A stateful firewall on a J-series router is applied to which interface?

A. WAN interfaceB. Trusted interfaceC. Loopback interfaceD. UntrustedInterface

Answer: D

QUESTION 301Which CLI command is used to view the current NAT pools being used on therouter?

A. show nat poolB. show services natC. show nat configurationD. show services nat pool

Answer: D

QUESTION 302A J-series router can classify packets using which three methods? (Choose three)

A. Evil bitB. 802.1PC. IP DSCPD. MLPPP bundleE. Multifieldclassifier

Answer: B,C,E


85/106

JN0-342


QUESTION 303When configuring an IPSec tunnel on a J-series router, which two options arerequired? (Choose two)

A. IKE secret key

B. Encryption algorithmC. Remote tunnel hostnameD. Remote tunnel endpoint address

Answer: A,D

QUESTION 304The use of NAT can break the operation of protocols which signal dynamic portnumbers within the packet flow. Which technology can be used in a NATconfiguration to solve this problem?

A. Stateful firewallB. Intrusion detectionC. Port address translationD. Application layer gateways

Answer: D

QUESTION 305Which two statements accurately reflect the operation of a packet filter on a J-seriesrouter? (Choose two)

A. It maintains protocol stateB. It does not maintain protocol stateC. It processes packets independently of a particular flowD. It processes packets within the context of a particular flow

Answer: B,C

QUESTION 306The built-in service module on a J-series router supports which two servicetypes?(Choose two)

A. NATB. L2TPC. IPSECD. SSL VPN

Answer: A,C


86/106

JN0-342


QUESTION 307ON a J-series router, where does the JUNOS software operate?

A. EPROMB. Zip Drive

C. Hard DriveD. Compact Flash

Answer: D

QUESTION 308Which two J-series router contain modular PIM slots? (Choose two)

A. J2300B. J4350C. J3200

D. J4300E. J6350F. J6300G. J7500

Answer: B,E

Explanation:

QUESTION 309What are two services provided by the SDX? (Choose two)


87/106

JN0-342


A. Usage tracking and accountingB. Customized firewall modificationsC. Secure remote access to the routerD. An XML interface for router configuration

Answer: A,B

QUESTION 310Which J-series router process is responsible for collecting statistics?

A. rpdB. fwddC. chassisdD. fwdd-unix

Answer: D

QUESTION 311Which network utility can test for Layer 3 reach ability?

A. LMIB. pingC. BERTD. ipconfig

Answer: B

QUESTION 312Which CLI command allows you to view traceoptions entries in real time?

A. debug "filename"B. show log "filename"C. monitor start "filename"D. show traceoptions "filename"

Answer: C

QUESTION 313Which CLI command allows you to determine how many licenses are currentlypurchased for the router, used on the router, and are further needed for the router?

A. show system license keyB. show system license usageC. show system license totalD. show system license profile


88/106

JN0-342


Answer: B

QUESTION 314Which J-Web menu displays any active alarms on the router?

A. Monitor -> ChassisB. Manage -> ChassisC. Diagnose -> ChassisD. Troubleshoot -> Chassis

Answer: A

QUESTION 315Which configuration directory is used by syslog within the JUNOS software?

A. [edit syslog]B. [edit logging]C. edit system syslog]D. edit system logging]

Answer: C

QUESTION 316Click the Exhibit button:**MISSING**What is the status of port 1 on the fixed Fast Ethernet Interface?

A. It is link upB. It is link downC. It is admin downD. It is logical down

Answer: B

QUESTION 317How do you enable the real-time output of a log file to the user's terminal screen?

A. Use the ESC-X key sequenceB. Use the ESC-Q key sequenceC. Issue the show log commandD. Issue the terminal monitor command

Answer: B


89/106

JN0-342


QUESTION 318Within the output of the monitor interface command, which two counters arevisible? (Choose two)

A. Output bytes

B. Input keepalivesC. Inbound IP addressD. Outbound HDLC keepalives

Answer: A,B

QUESTION 319Which CLI COMMAND DISPLAYS THE AMOUNT OF FREE SPACE ON THEROUTER'S Compact Flash?

A. show flash

B. show storageC. show system flashD. show system storage

Answer: D

QUESTION 320On a J-series router, what is the default file used for syslog messages?

A. systemB. errors

C. securityD. messages

Answer: D

QUESTION 321What type of license is tied to a specific ID value and can only be used on a uniquechassis?

A. GroupB. DeviceC. SoftwareD. Hardware

Answer: B

QUESTION 322Which two boot devices are available on all J-series routers? (Choose two)


90/106

JN0-342

A

juniper dumps- jn0-342

Documents