Transcript SCINET - Educause

SCINET
The South Carolina Information Network
A Gathering of State Networks
St. Louis, Missouri
April 17, 2000
Tom Fletcher
Deputy Director
Office of Information Resources
Infrastructure
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Widely Deployed LANs
Voice Electronic Tandem Network
Videoconferencing - H.320
Fast Packet Networks (F/R, SMDS &ATM)
SNA Networks
Capital Campus Fiber/ATM - MetroNet
Internet/Internet 2
32 Channel Digital Satellite - 1800 sites
ITFS - 500 sites
SCINET Users
• State Agencies
• K-12 Schools and Libraries
• Higher Education
– Technical Colleges
– Universities
• County and Local Governments - Optional
Old Backbone Network Structure
Frame
Relay
Frame Relay
T-1
9.6K
SNA
56K
T-1
19.2K
Voice
64 K ETN/PBX
ETN/PBX
T-1
ATM & MetroNet 2000
• Currently supporting voice and data
• Core ATM switches installed in Columbia
& Charleston
• Agency Sites in Capital Complex
• OC-3’s to SC Net and BellSouth ATM
• DS-3 Frame Relay
• DS-3 SMDS
• InterLATA ATM in “Megabit Increments”
• ATM to InfoAvenue (ISP) in “Megabit
Increments” with bursting
• Internet 2
SCINET ATM Backbone
• Provided by carriers
• Enables Integration on ATM backbone:
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Frame Relay FRF-8 in place
K-12 Network conversion to F/R underway
H.320 Video links in progress
Electronic Tandem Network next
SNA Networks converting to TCP/IP
• Internet - 4 LATAs
• Internet 2
– In place
Best of Both Worlds
1.5M
64K
256K
1.5M
Frame Relay
ATM
1.5M
768K
64K
1.5M
155M
45M
1.5M
• Allows High Speed Access at Main Location, Low Speed Access at
Remote Sites
• Ensures Each Site is Provided a Solution that Delivers the Best Price
Performance
• Service Interworking (FRF-8) provided by IXC
Columbia Network
Configuration
BellSouth
CDS
Internet
BellSouth
Frame Relay
BellSouth
ATM
Agency
Router
Independent
FR/ATM
PBX
OIR
Router
InfoAvenue
Router
InterLATA
SONET
Ring
OIR
Router
OC-3
OC-3
OIR ATM
Switch
O
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SCNet ATM
Switch
OIR
Router
MetroNet
2000
SCNet
Long Distance
Southern
CrossRoads
vBNS
Internet 2
University
ATM
Agency
Router
OIR
Router
PBX
Typical LATA
Configuration
Internet
BellSouth
CDS
Agency
Router
Agency
Router
K-12
Router
InfoAvenue
Router
OIR
Router
BellSouth
Frame Relay
InterLATA
SONET
Ring
PBX/ETN
SCNet ATM
Switch
BellSouth
ATM
Agency
ATM
Internet 2
University
ATM
OIR
ATM
PBX
K-12 Technology Initiative
Partnership
• WANs for each District/Library System
– District connected to the Backbone
– Internet from the Backbone
• Professional Development
• S.C. Educational Television
– ITFS expansion
– Digitization of tape resources
• 2-Way Video Pilot Projects
K-12 Technology Initiative
• WANs for each District/Library System
• District connected to the Backbone
• Internet from the Backbone
K-12 Technology Initiative
• All Schools and Districts (1260) Connected
– Over 90% T-1’s or higher bandwidth to every
school
– T-1’s to DS-3’s for District Offices
• All Public Libraries (190) Connected
– 30% T-1’s
– 70% 64K
Internet Connectivity
• Users can connect through OIR routers or
directly to State Contract ISP
• ATM OC-3 connections in 4 major LATAs
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30/45 MBPS in Columbia
10/15 MBPS in Charleston
5/7.5 MBPS in other LATAs
10/15 each for 3 major universities
• 28 direct T-1’s for other colleges, etc.
– Moving toward ATM
Internet 2 Partnership
• South Carolina Consortium filed a joint
application to NSF
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South Carolina Research Authority
OIR
Clemson University
Medical University of South Carolina
University of South Carolina
Internet 2
• ATM networks at each university
• OC-3 access to the Backbone
• OC-3 to SoX and vBNS backbone in
Atlanta
• 45 MBPS on the Backbone allocated to
each University
Clemson
University
Campus
ATM
Internet 2
vBNS
OC-3
University
University University
OC-3
Internet 2
vBNS
Southern
Crossroads
Georgia Tech
45 MBPS
OC-3
State ATM
Backbone
45 MBPS
45 MBPS
University
UniversityUniversity
OC-3
Campus
ATM
Medical University
of
South Carolina
Campus
ATM
University
of
South Caolina
LATA Configurations
Internet
Independent
Frame Relay
Independent
Frame Relay
OC-3
DS-3
BellSouth
Frame Relay
OC-3
OC-3
OC-3
InterLATA
ATM
SCNet
POP
MetroNet
2000
SCNet
POP
Management
DS-3
Reports
DS-1
DS-3
Independe
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SMDS
BellSouth
SMDS
DS-3
OC-3
DS-1
BellSouth
Frame Relay
OC-3
BellSouth/
ICO
ATM
BellSouth
SMDS
Internet 2
Independe
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SMDS
BellSouth/
ICO
ATM
Voice
ATM
Shared Network
Long
Distance
Internet 2
Video
Conferencing
Internet
State ATM
Backbone
Libraries
K-12 Schools
Universities
Agencies
Technical Colleges
On-going Projects
• Consolidated Data Center
• WEB-based Customer Work Order System
• PBX System Upgrades
– Extend the life of the existing 50,000 plus
telephones
– Provide new features and services
– Provide for ATM connectivity
On-going Projects
• OIR/DOT Fiber RFP
– 900 miles of Interstate Right of Way
– Intelligent Transportation System (DOT)
– Statewide Fiber Backbone (OIR)
• Potential Conversion of ITFS from Analog
to Digital
– Wireless Last Mile
• Testing of Voice over IP
• Testing of H.323 Video
RFP 2000/2001
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Private Line
Frame Relay
SMDS
ATM
Videoconferencing
Centrex
Local Service?
Other Services?
Questions?
Tom Fletcher
[email protected]
803-896-0404