1. Duke – NIH Videoconference End-End
Mark Johnson
MCNC (NCREN/NCNI)

2. Duke-NIH Videoconference
Credit course taught from Duke Medical School to students at NIH
Litton CAMVision2 MPEG2 CODECs
6 Networks
Duke, NCNI, Abilene, vBNS, NIH, MAX
4 Layer 2 protocols
Ethernet (100BaseT, GigE)
ATM (RFC1483, LANE)
SRP – Spatial Reuse Protocol
PoS

3. Troubleshooting Simplify wherever possible
Watch our for Ethernet full-duplex/half duplex mismatch

4. NIH-Duke Path
(Original)

5. Duke Network

6. NIH Network
(Original)

7. NIH Network
(First modification)

8. NIH Network
(Today)

9. NIH-Duke Path
Today