•Multiple
high-speed connections
–Optimize
routing
–Backup
paths
•Well
Engineered Networks
–Negligible
packet loss, Good Round Trip Times
–Traffic
doubled on ESnet every year since 1990
•Need
continued upgrades to keep up with demand
•Transmitting
TBytes/day today
•Room for
improvement (bottlenecks at edges)
–Needs funding
&
–Improved TCP
or other protocols
•TCP works up to
Gbits/s rates, but needs wizards today to make it perform