Music

Law

Management

Education

General Library Building

Science

Baker Bldg

Campus ATM Network

CTRVAXSun Servers Acorn

Lib. Technology

InternetRouter

Computer Center Network

Library Annex

Router

Router

ISDN

Heard Library Network

Library Network ServersLibrary Network Servers

General Library Building

Library1

Law Library Management Library

Computer Center

Baker Building

Library2a Library7 Library9

Ultra 5000 Sparc 2000 Sparc 1000

Library6 Library4 Library8 Library2 Library0Ultra 1 SparcII

Library Network ServersLibrary Network Servers

10 Novell IntranetWare Servers10 Novell IntranetWare Servers– file and print servicesfile and print services– web serversweb servers– e-mail (Pegasus/Mercury)e-mail (Pegasus/Mercury)

5 Sun Solaris Servers5 Sun Solaris Servers 25+ Networked Printers25+ Networked Printers

IntranetWare ServersIntranetWare Servers

File and Print services for Library StaffFile and Print services for Library Staff File and Print services for Public File and Print services for Public

ComputersComputers CD-ROM services for Public ComputersCD-ROM services for Public Computers Web Servers for Staff ResourcesWeb Servers for Staff Resources Data backup servicesData backup services Mail services for Library StaffMail services for Library Staff

Library Backup SystemLibrary Backup System

LIBRARY1 LIBRARY2A LIBRARY4 LIBRARY5 LIBRARY6 LIBRARY7

WeeklyFull

Backups

Daily Differential Backups

Daily Reports of Autopilot Backup

Jobs

Windows-based Arcserve Manager

Contempory Cybernetics

8mm Tape Drive LIBRARY0 NetWare server with

ARCSERV.NLM and BTREIVE Archive

Database

Monthly Archives to Annex

Unix ServersUnix Servers

SIRSI Unicorn library automation SIRSI Unicorn library automation systemsystem

Library Web Server for Public Library Web Server for Public resourcesresources

SilverPlatter ERL ServerSilverPlatter ERL Server OCLC SiteSearch resourcesOCLC SiteSearch resources Development and test environmentDevelopment and test environment

Library NetworksLibrary Networks

Ethernet for building LANsEthernet for building LANs Older networks using 10Base2 Older networks using 10Base2

(ThinWire) Ethernet(ThinWire) Ethernet– Coaxial RG-58 cable in bus topologyCoaxial RG-58 cable in bus topology– All will be converted to 10BaseT in All will be converted to 10BaseT in

next 2 yearsnext 2 years Newer networks use 10BaseTNewer networks use 10BaseT

– Category 5 or Category 6 UTPCategory 5 or Category 6 UTP

Network CommunicationsNetwork Communications

10Base2 networks use DEC DEMPR 10Base2 networks use DEC DEMPR (Digital Ethernet MultiPort Repeater)(Digital Ethernet MultiPort Repeater)– 10 to 30 stations per Segment10 to 30 stations per Segment– 8 Segments / DEMPR8 Segments / DEMPR

Each DEMPR connects to a Switched Each DEMPR connects to a Switched Ethernet port on a FORE PowerHubEthernet port on a FORE PowerHub

Each PowerHub connects to campus Each PowerHub connects to campus backbone via ATMbackbone via ATM

Network CommunicationsNetwork Communications

10BaseT Networks use HP Ethernet 10BaseT Networks use HP Ethernet HubsHubs– SNMP ManagedSNMP Managed– Security enhancements such as data Security enhancements such as data

scribbling to non-destination portsscribbling to non-destination ports– 10mb/sec shared Ethernet10mb/sec shared Ethernet

Each hub connects to switched Each hub connects to switched Ethernet port on PowerHubEthernet port on PowerHub

PowerHub connects to ATM networkPowerHub connects to ATM network

Network CommunicationsNetwork Communications

Servers connect directly to Servers connect directly to switched Ethernet ports on switched Ethernet ports on PowerHubsPowerHubs– Currently 10mb/secCurrently 10mb/sec– Plan to increase to 100mb/sec Plan to increase to 100mb/sec

Desktop ComputingDesktop Computing

400+ Desktop Computers400+ Desktop Computers– All but 40 Pentium basedAll but 40 Pentium based

Windows NT 4.0 operating Windows NT 4.0 operating environmentenvironment

Novell IntranetWare ClientNovell IntranetWare Client Novell Application Launcher Novell Application Launcher Most applications loaded from Most applications loaded from

serversservers

Campus Backbone Campus Backbone ArchitectureArchitecture ATM BackboneATM Backbone FORE PowerHubsFORE PowerHubs Fiber Optic Network Fiber Optic Network

– Distributed Star TopolotyDistributed Star Topoloty– Multiple Fiber Distribution CentersMultiple Fiber Distribution Centers

Switched Ethernet in BuildingsSwitched Ethernet in Buildings Shared Ethernet for most LANsShared Ethernet for most LANs

Library NetworksLibrary Networks

General Library Building

Router

Router

ISDN

BellSouth ISDN Network

10BaseT Hub

OCLCRouter

ISD

NATM Fiber Optic Connection to Campus Network

Library IntranetWare Servers

LibraryAnnex

Fore PowerHub

To OCLC Network

Frame Relay

Ethernet RepeatersTo Building LANs

TLP Access ModelTLP Access Model

Library TCP/IP Network

PC’s connected to Network: Winsock-compliantTCP/IP stack and Passport for Windows

DSU

ROUTER:X.25 to TCP/P

Translation

X.25 circuit to OCLC

SUPPORTS:•Prism via Passport•FirstSearch via telnet

VU Internet AccessVU Internet Access

Dedicated IP AccessDedicated IP Access

Library TCP/IP Network

PC’s connected to Network: Winsock-compliantTCP/IP stack and Passport for Windows

OCLC-supplied Router

Library-ownedRouter or

Ethernet Switch

Frame Relay circuit to OCLC

Library computers can also access Web-based

resources at OCLC using standard web browsers

SUPPORTS:•Prism via Passport•FirstSearch via Web or telnet•OLUC via Z39.50

Campus Internet AccessCampus Internet Access

Dual T1 access via MCIDual T1 access via MCI Shared T1 access via TechNetShared T1 access via TechNet Internet2 connection to AtlantaInternet2 connection to Atlanta Proposed Dual T1 access via new Proposed Dual T1 access via new

ISPISP