GOVERNMENT OF THE DISTRICT OF COLUMBIA
WASHINGTON DC:WASHINGTON DC:INTEGRATED NETWORK INTEGRATED NETWORK
TECHNOLOGY OVERVIEWTECHNOLOGY OVERVIEW
Maryland Technology CouncilMaryland Technology CouncilJune 2006June 2006
Chris PeabodyChris PeabodyDeputy CTO - Office of the Chief Technology OfficerDeputy CTO - Office of the Chief Technology Officer
Government of the District of ColumbiaGovernment of the District of [email protected]@dc.gov
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Washington DCWashington DC UniqueUnique
City / County / State Governance (all in one)City / County / State Governance (all in one) Executive Office of the MayorExecutive Office of the Mayor
66 Agencies66 Agencies Elected City CouncilElected City Council Independent AgenciesIndependent Agencies
Public SchoolsPublic Schools CFOCFO Water and Sewer Authority (WASA)Water and Sewer Authority (WASA)
Major Federal Oversight and fundingMajor Federal Oversight and funding
Primary business is governmentPrimary business is government No Smokestack industry allowedNo Smokestack industry allowed DHS is having a major impact on cityDHS is having a major impact on city Business is currently very goodBusiness is currently very good
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Washington DCWashington DC Approximately 400,000 ResidentsApproximately 400,000 Residents
DC.GOV presence in over 600 locations within DC.GOV presence in over 600 locations within the city.the city.
Major Federal presenceMajor Federal presence
Hub of a major urban metropolisHub of a major urban metropolis Dulles – Baltimore and beyondDulles – Baltimore and beyond
Major SchoolsMajor Schools GU / GWU / American / Catholic / Howard / TrinityGU / GWU / American / Catholic / Howard / Trinity
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OCTOOCTOwww.octo.dc.govwww.octo.dc.gov
Office of the Chief Technology OfficerOffice of the Chief Technology Officer Formed in 1998 with 4 employeesFormed in 1998 with 4 employees
Over 600 employees & contractors todayOver 600 employees & contractors today
Centralized technology support Centralized technology support All agencies under the MayorAll agencies under the Mayor
Not Independent AgenciesNot Independent Agencies Agencies managed own technology before OCTOAgencies managed own technology before OCTO
““Worst to First”Worst to First” District Website District Website DC.Gov named DC.Gov named Best of the WebBest of the Web
The portal was named The portal was named Best of the WebBest of the Web by the by the Center for Digital Government, Center for Digital Government,
Major ERP initiatives complete or underwayMajor ERP initiatives complete or underway Amazing network and public safety initiativesAmazing network and public safety initiatives
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OCTO: OCTO: www.octo.dc.govwww.octo.dc.gov
Undergoing major transformation right nowUndergoing major transformation right now
Moving from entrepreneurs to production programsMoving from entrepreneurs to production programs
Major emphasis on transforming contractors to FTE’sMajor emphasis on transforming contractors to FTE’s
Network has grown in “smokestacks” Network has grown in “smokestacks” Major Peabody task is integration of network technology Major Peabody task is integration of network technology
smokestacks smokestacks Separate networks – separate programsSeparate networks – separate programs Separate people, separate budgets, separate helpdesksSeparate people, separate budgets, separate helpdesks
Politics - real politics – plays a major role in everything Politics - real politics – plays a major role in everything
Sound familiar?Sound familiar?
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OCTO HAS BEEN VERY BUSYOCTO HAS BEEN VERY BUSY
““In order to great things in the world of In order to great things in the world of technology you need to have 2 very critical technology you need to have 2 very critical things: things:
Great people and lots of money. OCTO has Great people and lots of money. OCTO has been blessed with both over the last few been blessed with both over the last few years.”years.”
Suzanne PeckSuzanne Peck CTO - OCTOCTO - OCTO
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DC Gov’t NetworksDC Gov’t NetworksIn-Source Vs Out-SourceIn-Source Vs Out-Source
Most network services were outsourcedMost network services were outsourced CENTREX telephony serviceCENTREX telephony service MAN data circuits all from ILECMAN data circuits all from ILEC Public Safety networks from traditional vendorsPublic Safety networks from traditional vendors Contractors versus FTE’sContractors versus FTE’s
In process of complete reversalIn process of complete reversal Citywide/city owned and managed communications Citywide/city owned and managed communications
networks.networks. Key: District owned and managed Key: District owned and managed Shift from Contractors to FTE’sShift from Contractors to FTE’s
GOVERNMENT OF THE DISTRICT OF COLUMBIA
Ultimate In-Source SolutionUltimate In-Source SolutionBuild it yourself!Build it yourself!
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DC-NET: DC-NET: Strategic DriversStrategic Drivers1.1. Need for a high-speed citywide data Need for a high-speed citywide data
communications network because of the communications network because of the growing growing demanddemand for advanced data services, for advanced data services, data transport services, and wireless service. data transport services, and wireless service.
2.2. Historic problems of service installation Historic problems of service installation delaysdelays,, problems with access to the city’s data, problems with access to the city’s data, errorserrors in the telephone bills, andin the telephone bills, and overbilling overbilling by by telecommunications carrierstelecommunications carriers
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DC-NET: DC-NET: GoalsGoals Build and maintain a comprehensive technology Build and maintain a comprehensive technology
network that meets the needs of the ENTIRE District network that meets the needs of the ENTIRE District GovernmentGovernment All voice servicesAll voice services All Intranet WAN connectivity All Intranet WAN connectivity Enhance Public Safety applicationsEnhance Public Safety applications
Working group determined that the network must have Working group determined that the network must have “at least” these attributes:“at least” these attributes: Scalable (especially future growth; both size and services)Scalable (especially future growth; both size and services) Highly available, fault-tolerantHighly available, fault-tolerant Minimize total cost of ownership, particularly operational costsMinimize total cost of ownership, particularly operational costs Secure (traffic isolation and privacy)Secure (traffic isolation and privacy) Accommodate the wide variety of network needs and data flow Accommodate the wide variety of network needs and data flow
patterns present in the Districtpatterns present in the District
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DC-Net: DC-Net: Architectural Issues In The DistrictArchitectural Issues In The District Many agencies require encryptionMany agencies require encryption
Extranet connections need to filter/firewall their traffic Extranet connections need to filter/firewall their traffic before it reaches other agenciesbefore it reaches other agencies
RedundancyRedundancy
Different preferences, requirements, budgets, etc.Different preferences, requirements, budgets, etc.
Some agencies are 100% stand-alone, others use Some agencies are 100% stand-alone, others use centralized resources such as e-mailcentralized resources such as e-mail
Bottom Line: The Districts network needs and Bottom Line: The Districts network needs and applications differ by agency, by building and by applications differ by agency, by building and by budget.budget.
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DC-NET: DC-NET: Options OverviewOptions Overview Considered a variety of options - variety of approaches:Considered a variety of options - variety of approaches:
Different types of equipment consideredDifferent types of equipment considered Different layers of the OSI model considered for service delivery Different layers of the OSI model considered for service delivery ““Legacy,” “mature,” “state-of-the-art,” and “bleeding edge” Legacy,” “mature,” “state-of-the-art,” and “bleeding edge”
technologies were all consideredtechnologies were all considered Impact of teams ability to effectively manage/administerImpact of teams ability to effectively manage/administer Both point-to-point and shared (cloud) modelsBoth point-to-point and shared (cloud) models
Consistent factorsConsistent factors DC Net should be the transport mechanism not desktop DC Net should be the transport mechanism not desktop All traffic should use SONET as the “convergence layer”All traffic should use SONET as the “convergence layer”
Ethernet over SONET vs. a separate Gigabit Ethernet networkEthernet over SONET vs. a separate Gigabit Ethernet network Ethernet aggregation at the edge of the network for cost savings, Ethernet aggregation at the edge of the network for cost savings,
while maintaining necessary resiliency levels. while maintaining necessary resiliency levels.
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DC-NET DC-NET Fast FactsFast Facts DC Loves Teddy RooseveltDC Loves Teddy Roosevelt
1903 Statute required “the phone company” to provide conduit 1903 Statute required “the phone company” to provide conduit space for public safety use. Very powerful discovery!space for public safety use. Very powerful discovery!
$93 mil multiyear project$93 mil multiyear project Local Capital dollarsLocal Capital dollars Some Federal dollarsSome Federal dollars Goal is to be self sustaining by FY08 Goal is to be self sustaining by FY08
Approximately 86 employees working on the projectApproximately 86 employees working on the project Currently in “Construction and Production”Currently in “Construction and Production” Final production team should be substantially smallerFinal production team should be substantially smaller
DC-NET currently provides Voice and MAN transportDC-NET currently provides Voice and MAN transport Does not manage LAN/WAN or InternetDoes not manage LAN/WAN or Internet Both Groups under single Deputy CTO (Peabody)Both Groups under single Deputy CTO (Peabody)
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DC-NET: DC-NET: Independent Agency?Independent Agency? Plan has been to “spin out” DC-NET into an Plan has been to “spin out” DC-NET into an
Independent AgencyIndependent Agency
This is on again, off again. This is on again, off again. Requires full support from EOM and CouncilRequires full support from EOM and Council
New Mayor elected next yearNew Mayor elected next year Requires “full time “driver””Requires “full time “driver””
Independent agency not “hamstrung” by same Independent agency not “hamstrung” by same “inane Gov’t rules and regulations”“inane Gov’t rules and regulations” Can become an Erate eligible CompanyCan become an Erate eligible Company Can provide services to Federal AgenciesCan provide services to Federal Agencies Can provide services to non-Gov’t entitiesCan provide services to non-Gov’t entities
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DC-NET: DC-NET: FiberFiber SONET Fiber planned to all Gov’t locationsSONET Fiber planned to all Gov’t locations
400 – 600 Gov’t sites across the city400 – 600 Gov’t sites across the city Currently at 165 buildings and planned for all sites “which make Currently at 165 buildings and planned for all sites “which make
sense”sense”
Some fiber deployed direct in Verizon ConduitsSome fiber deployed direct in Verizon Conduits Needless to say, Verizon not been happy about thisNeedless to say, Verizon not been happy about this
Other fiber obtained via CATV Franchise Agreements Other fiber obtained via CATV Franchise Agreements ComcastComcast
23 Additional miles just obtained in “fire zone”23 Additional miles just obtained in “fire zone” Great to have, but hard to integrate into networkGreat to have, but hard to integrate into network
RCN (formerly Starpower)RCN (formerly Starpower)
Some minor/original fiber purchased on IRU’s (Level3)Some minor/original fiber purchased on IRU’s (Level3)
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DC-NET: DC-NET: Core and Edge electronicsCore and Edge electronics
Cisco 15454's as the core routing hardwareCisco 15454's as the core routing hardware Other than one major software issue, very stableOther than one major software issue, very stable Chosen for it’s carrier class abilitiesChosen for it’s carrier class abilities Chosen because “they’re Cisco” over other vendorsChosen because “they’re Cisco” over other vendors Chosen for it’s ability to support SONETChosen for it’s ability to support SONET
SONET chosen for it’s proven redundancy (circa 2003)SONET chosen for it’s proven redundancy (circa 2003)
Great for T1 HandoffsGreat for T1 Handoffs Lots of Government Applications for T1’s Lots of Government Applications for T1’s
Motorola Radio circuits to Towers (42 of them across the city)Motorola Radio circuits to Towers (42 of them across the city) Voice circuits for ancillary products like ACDVoice circuits for ancillary products like ACD
Cisco 3750’s currently used at edgeCisco 3750’s currently used at edge Edge is almost always at the BDFEdge is almost always at the BDF
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DC-NET: DC-NET: Replacing the Legacy ServicesReplacing the Legacy Services Rapidly replacing legacy MAN circuits from VerizonRapidly replacing legacy MAN circuits from Verizon
District has hundreds of Point – Point circuitsDistrict has hundreds of Point – Point circuits Major Frame Relay networks installed todayMajor Frame Relay networks installed today
Multiple 45 Mbps at host sitesMultiple 45 Mbps at host sites Independent agencies like DCPS manage their own networkIndependent agencies like DCPS manage their own network
DC-NET replacing these circuits as fast as possible DC-NET replacing these circuits as fast as possible Layer 3 MPLS VPN’sLayer 3 MPLS VPN’s Currently offer 2Mbps – 500MbpsCurrently offer 2Mbps – 500Mbps T1’s also providedT1’s also provided Pricing of DC-NET services currently mirrors Verizon Pricing of DC-NET services currently mirrors Verizon
fees to ensure no impact to agency budget.fees to ensure no impact to agency budget. DC-NET “costs” still hard to determine at this phaseDC-NET “costs” still hard to determine at this phase
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DC-NET: DC-NET: Voice PlatformVoice Platform Avaya s8700 is core voice platform. Avaya s8700 is core voice platform.
Redundant servers in two host centersRedundant servers in two host centers Connected via DC-NET SONET fiberConnected via DC-NET SONET fiber MCI (now Verizon) provides PRI + DID numbersMCI (now Verizon) provides PRI + DID numbers
Service provided from 2 CO’sService provided from 2 CO’s
28,000+ phones when complete. 28,000+ phones when complete. 13,000 have been ported13,000 have been ported 20,000 ISDN/CENTREX remain 20,000 ISDN/CENTREX remain
10 – 15% unused inventory discovered during cutovers10 – 15% unused inventory discovered during cutovers
Avaya Modular Messaging voicemailAvaya Modular Messaging voicemail Still 10,000 Verizon Optimail boxes not migratedStill 10,000 Verizon Optimail boxes not migrated
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DC-NET: DC-NET: Terminal PlansTerminal Plans
Voice terminal plans mirror most large enterprise Voice terminal plans mirror most large enterprise plans:plans: Get out of the “Henry Ford Phone business”Get out of the “Henry Ford Phone business”
Any set you want as long as it’s my black phone…Any set you want as long as it’s my black phone… SIP (of course)SIP (of course) Single number on multiple terminals (SIP or Standard)Single number on multiple terminals (SIP or Standard)
EC500 has been available for years, not largely deployedEC500 has been available for years, not largely deployed First responder’s anxious for single numberFirst responder’s anxious for single number
HardphoneHardphone Softclient on “rugged - ized” laptop in cruiserSoftclient on “rugged - ized” laptop in cruiser Cellphone Cellphone
Utilize private 700Mhz spectrum to deploy softclients Utilize private 700Mhz spectrum to deploy softclients for first responders and other Gov teams.for first responders and other Gov teams.
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DC-NET: DC-NET: Terminals BacgroundTerminals Bacground Phone terminals have been problematicPhone terminals have been problematic
Legacy ISDN sets retained because of $$Legacy ISDN sets retained because of $$ Most purchased within last 5 yearsMost purchased within last 5 years S8700 platform supports these older setsS8700 platform supports these older sets
New sites are deploying “New sites are deploying “newernewer” digital sets” digital sets
VoIP terminals were not “deployable” in phase IVoIP terminals were not “deployable” in phase I DC LAN/WAN is separate networkDC LAN/WAN is separate network DC-NET voice traffic is in single Voice VPNDC-NET voice traffic is in single Voice VPN VoIP could only be deployed today at “green field” sitesVoIP could only be deployed today at “green field” sites
Bottom line – we’ve got a racehorse fiber network with Bottom line – we’ve got a racehorse fiber network with world class routing and switching hardware and last world class routing and switching hardware and last generation terminals.generation terminals.
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2007 2007 Terminal PlansTerminal Plans Major plans to replace the ISDN terminalsMajor plans to replace the ISDN terminals
We’re backing into VoIP strategy, because of the We’re backing into VoIP strategy, because of the terminals.terminals.
We can support ISDN / Analog / Digital /VoIPWe can support ISDN / Analog / Digital /VoIP
Major effort underway to upgrade the LAN’s to Support VoIPMajor effort underway to upgrade the LAN’s to Support VoIP Power – Power – Power!Power – Power – Power!
Working cohesively on a strategyWorking cohesively on a strategy Hiring new people with “end – end” network talentHiring new people with “end – end” network talent Hiring Sr. Architect + Sr. Project DirectorHiring Sr. Architect + Sr. Project Director Focus on QOS enablementFocus on QOS enablement Have to make $5mil+ decisions in 3 months!Have to make $5mil+ decisions in 3 months! Concerned about customer care side:Concerned about customer care side:
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Network World: 06/21/06Network World: 06/21/06No waste in Kimberly-Clark VoIP plansNo waste in Kimberly-Clark VoIP plans
For a company that sells billions of disposable consumer products each For a company that sells billions of disposable consumer products each year, …..conservationist's approach to its VoIP and IP telephony plans. year, …..conservationist's approach to its VoIP and IP telephony plans.
The VoIP plan at Kimberly-Clark is to consolidate voice traffic for more than The VoIP plan at Kimberly-Clark is to consolidate voice traffic for more than 200 sites into three data centers while retrofitting existing Avaya PBXs 200 sites into three data centers while retrofitting existing Avaya PBXs with gear that will turn the devices into digital/VoIP gateways. with gear that will turn the devices into digital/VoIP gateways. The The revamped PBXs will let the company keep the tens of thousands of revamped PBXs will let the company keep the tens of thousands of digital handsets now in use while centralizing its call processing digital handsets now in use while centralizing its call processing and messaging applications. That move could save close to $10 and messaging applications. That move could save close to $10 million in new IP phone costs if Kimberly-Clark upgrades its sites million in new IP phone costs if Kimberly-Clark upgrades its sites to VoIP while saving half its Avaya digital phone installed base. to VoIP while saving half its Avaya digital phone installed base.
"IP handsets will be more of an exception, rather than the rule" in the "IP handsets will be more of an exception, rather than the rule" in the VoIP road map,VoIP road map, says Mike Post, senior manager of IT communication says Mike Post, senior manager of IT communication services for the Irving, Texas, company. "For our business and how it services for the Irving, Texas, company. "For our business and how it operates, we didn't see a great amount of value in deploying IP phones operates, we didn't see a great amount of value in deploying IP phones widely . . . so we're going to try and keep our digital sets wherever we widely . . . so we're going to try and keep our digital sets wherever we can." can."
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DC-NET: DC-NET: NOCNOC
NOC is carrier class / world classNOC is carrier class / world class 24 x 7 x 36524 x 7 x 365 UndergroundUnderground Hub of all .gov technology performance mgmtHub of all .gov technology performance mgmt Application management not just monitoring & Application management not just monitoring &
performance mgmtperformance mgmt DC-NET opted to outsource to legacy OCTO DC-NET opted to outsource to legacy OCTO
NOCNOC
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DCNET: DCNET: Beyond Voice and DataBeyond Voice and Data
GOVERNMENT OF THE DISTRICT OF COLUMBIA
DC-NET/ DC.Gov DC-NET/ DC.Gov E911 Network UpdateE911 Network Update
June 2006June 2006
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DC.Gov: Direct Connect OverviewDC.Gov: Direct Connect Overview
90% complete with modernization of District’s 90% complete with modernization of District’s E911 NetworkE911 Network
8 years ago, DC’s Verizon-managed 9-1-1 system was 8 years ago, DC’s Verizon-managed 9-1-1 system was the worst in the country.the worst in the country.
Verizon’s existing technology was unreliable, slow, Verizon’s existing technology was unreliable, slow, expensive, contained inaccurate data, and had two expensive, contained inaccurate data, and had two primary weaknesses:primary weaknesses: ALIALI Trunking (pathways)Trunking (pathways)
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DC has built fully a redundant E911 network infrastructure DC has built fully a redundant E911 network infrastructure that enables Carriers to “that enables Carriers to “Direct ConnectDirect Connect” to the PSAP” to the PSAP
All wireless (cellular) carriers have been on the All wireless (cellular) carriers have been on the District’s “selective router” system for 4 years. District’s “selective router” system for 4 years. 50+% of the traffic to PSAP is cellular.50+% of the traffic to PSAP is cellular.
Wireline carriers are now being migrated Wireline carriers are now being migrated System will accommodate VoIP carriers System will accommodate VoIP carriers 0 calls have been blocked or dropped in 4 years0 calls have been blocked or dropped in 4 years Call delivery and processing has dramatically improvedCall delivery and processing has dramatically improved
National Emergency Number Association (NENA) National Emergency Number Association (NENA) has reviewed the District 911 network and has reviewed the District 911 network and believes the District’s network is how NGN-E911 believes the District’s network is how NGN-E911 services should be engineered: Redundant, services should be engineered: Redundant, secure, and on a robust network.secure, and on a robust network.
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Unreliable vs Reliable Trunking
E 9-1-1
VerizonTandem
DC 9-1-1Center
Single Point ofFailure - Unreliable
Verizon 9-1-1 System
DC 9-1-1Center - PSCC
DC’s 9-1-1 System
SelectiveRouter 1
SelectiveRouter 1
E 9-1-1
DC 9-1-1Center - UCC
DC-NETFiber
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WASHINGTON DC E911 CURRENT ARCHITECTURE
SS
7
ST
P D
ua
l
Ring
MPD 911 Positions, 15 Call Takers
MPD 16 DispatchersDictaphone
Voice Recording
Demarc
FEMS 7 EMD/Dispatchers
McMillan Dr.Front Entrance
WASA Parking LotRear Entrance
Nortel PBX
Eth
ern
et
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GOVERNMENT OF THE DISTRICT OF COLUMBIA
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Individual Carrier(s) Responsibility District of Columbia Responsibility
Radio Room
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TRU (Telephone Reporting Unit)Positions
Vesta Server
Backup PSAP Note:No ACDNo recording of callsNo ANI/ALINo dedicated trunks
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WirelineSubscribers
Wireless ALI Database 1
Wireless ALI Database 2Wireless CarrierTypical Direct Connect
Network Switch(SSP)
ISUP Trunks
Bearer Channels (T-1)
Digital Cross Connect
Digital Cross Connect
D-Marc
STPGateway
SS7 A Links-Dual
D Channels-Dual
WirelineC.O.'s
Wireless Carrier MSC(Mobile Switcing
Center)
STPGateway
Alternate Switch(Massachusetts)
Backup PSAP(Indiana)
Primary PSAP(McMillan)
Statistics
TelephoneRoom
Vesta Server
Ba
ck
up
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Figure 1B
WirelessSubscribers
SS7Gateway
SS7Gateway
ECS-1000Selective Router
ECS-1000Selective Router
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Refer to figure indicated#
Note:
Washington DC9-1-1 Wireless
WirelineFinal Network
Original: April 2004Reviewed: June 2005
28 - 9-1-1 CAMA Trunks
VERIZON SINGLE POINTS OF FAILURE
FULLY REDUNDANTDISTRICT NETWORK
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DC-NET: DC-NET: Citywide Motorola Radio SystemCitywide Motorola Radio System
42 Towers across the District42 Towers across the District Supports entire First Responder Supports entire First Responder
CommunityCommunity T1 Based ConnectivityT1 Based Connectivity Cutover in a single weekend from VerizonCutover in a single weekend from Verizon Never FailedNever Failed Adding 28 new circuits due to UCC Adding 28 new circuits due to UCC
buildingbuilding
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DC-NET: DC-NET: “Digital Inclusion Wi-Fi” “Digital Inclusion Wi-Fi”
Mayor gets calls and Emails every dayMayor gets calls and Emails every day ““Why does DC not have a network like “Phili”?Why does DC not have a network like “Phili”?
Currently exploring “win – win” optionsCurrently exploring “win – win” options Looking for partners Looking for partners
Not sure where the $$ will come fromNot sure where the $$ will come from DC-NET will provide citywide backbone for DC-NET will provide citywide backbone for
network service partnernetwork service partner
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DC-NET: DC-NET: WARNWARN The Wireless Accelerated Responder Network (WARN) The Wireless Accelerated Responder Network (WARN)
is the nation’s first city-wide broadband wireless public is the nation’s first city-wide broadband wireless public safety network. This pilot network was unveiled in safety network. This pilot network was unveiled in September 04 and was first operationally used in September 04 and was first operationally used in January, 2005 for the Inauguration followed by the State January, 2005 for the Inauguration followed by the State of the Union. of the Union.
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DC-NET: DC-NET: WARN Network AttributesWARN Network Attributes
WARN is supported, managed and operated by the WARN is supported, managed and operated by the OCTO Wireless Programs Office (WPO). OCTO Wireless Programs Office (WPO).
WARN is a pilot network run on an experimental license WARN is a pilot network run on an experimental license in the 700 MHz band provided by the FCC.in the 700 MHz band provided by the FCC.
WARN consists of 12 radio sites and 200 network WARN consists of 12 radio sites and 200 network devices (i.e. PC cards) that facilitate wireless devices (i.e. PC cards) that facilitate wireless interconnection of Local and Federal public safety mobile interconnection of Local and Federal public safety mobile devices throughout the District of Columbia. In addition, devices throughout the District of Columbia. In addition, users of the network can access applications that, users of the network can access applications that, heretofore, were only accessible from the desktop heretofore, were only accessible from the desktop computers.computers.
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DC-NET: DC-NET: WARN Network AttributesWARN Network Attributes Covers 95% of the District Covers 95% of the District
Uplink rate -- 900 kbps (peak)/300 kbps (average) Uplink rate -- 900 kbps (peak)/300 kbps (average) Downlink rate -- 3 Mbps (peak)/900 kbps (average) Downlink rate -- 3 Mbps (peak)/900 kbps (average)
Uses Flash/OFRMUses Flash/OFRM
Low latency (30-50ms) Low latency (30-50ms)
Full mobility (communications sustained while device mobile Full mobility (communications sustained while device mobile throughout the city) throughout the city)
Dedicated Public Safety network – no contention with cellular or Dedicated Public Safety network – no contention with cellular or commercial users. commercial users.
All IP network; features include full quality of service (QOS) All IP network; features include full quality of service (QOS) capabilities, and static IP addressescapabilities, and static IP addresses
Single phone # trial being engineered (hardphone/Softphone/Cell)Single phone # trial being engineered (hardphone/Softphone/Cell)
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Why we build our own!!!Why we build our own!!!(no dropped calls, packets or radio transmissions!)(no dropped calls, packets or radio transmissions!)
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Thanks - QuestionsThanks - Questions