State of the Internet: NAPs: Ameritech

The NAP had an outage on 10/25 at 4:30pm. Worst case duration was 5.25 hours. Shortest duration was 2.5 hours. Caused by a hardware failure with repair difficulties. This was the only unscheduled outage in two years, which yields 99.98 uptime.

The FDDI ring is quiet.

Approximately 15% higher peaks since last NANOG. There are between 20 and 30 connections. Maximum of ~900 G/day. Per-hour traffic ranges from 10-120 Mbps. There is some bursty loss, but very few drops.

Problems

Overloaded Egress Connections
- Some ISPs have this recurring problem.
- Most have kept pace and upgraded to OC-3c.
Colocation
- Space continues to be a problem.
- ISPs off set colocation by permitting frame-relay to be trunked through the NAP.
WWW caching
This is starting to be used locally on a limited basis.
MBONE
mbone router is available (A Sun connected via oc-3). (mbone.aads.net)
NTP
NTP is now supported via HP GPS. Antenna is coming to make this a stratum one server.

OC-3 Connections are coming

Medium Lan Access

10Mbs connections and inverse multiplexing

On-line reporting via WWW

Reports will be individualized per ISP
Total port traffic count, hourly load, percent utilization
Etc.

Conclusion

NAP is growing at a 15% rate.