Internet2 Network Operations Report
05/07/2007 - 05/13/2007

Internet2 Network Operations Center
at Indiana University

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Unscheduled Outages Summary

Ticket Number Customer Impact Network Impact Title Outage Type Start Time (UTC) End Time (UTC)

101803-Elevated 3-Elevated Internet 2 IP Backbone Circuits DNVR-SNVA And DNVR-STTL Available Power 05/11/2007 9:42 AM 05/11/2007 9:44 AM

Unscheduled Outages Detail

Ticket No.:10180:45
Subject:Internet 2 IP Backbone Circuits DNVR-SNVA And DNVR-STTL Available
Affected:Backbone circuits DNVR-SNVA And DNVR-STTL
Start Time:Friday, May 11, 2007, 9:42 AM (0942) UTC
End Time:Friday, May 11, 2007, 9:44 AM (0944) UTC
Description:Internet2 IP Backbone circuits DNVR-SNVA And DNVR-STTL were unavailable to the community. Reason for outage was power work in Fraiser, CO.

Scheduled Maintenances Summary

Ticket Number Customer Impact Network Impact Title Maintenance Type Start Time (UTC) End Time (UTC)

10175 3-Elevated 2-High Internet2 IP Network Backbone Circuit ATLA-CHIC Emergency Maintenance Completed Circuit 05/10/2007 5:13 AM 05/10/2007 6:01 AM

Scheduled Maintenances Detail

Ticket No.:10175:45
Subject:Internet2 IP Network Backbone Circuit ATLA-CHIC Emergency Maintenance Completed
Affected:Backbone Circuit ATLA-CHIC
Start Time:Thursday, May 10, 2007, 5:13 AM (0513) UTC
End Time:Thursday, May 10, 2007, 6:01 AM (0601) UTC
Description: Level3 performed a circuit maintenance to backbone circuit ATLA-CHIC. The downtime was approximately 50 minutes. Traffic re-routed. The maintenance has now been completed.

Downtime and Availability

Internet2 Core NodesDown TimeReporting Period Availability52 Week Availability
ATLA T6400 hr 0 min100.00000%99.99866%
** CHIC T6400 hr 0 min100.00000%100.00000%
DNVR T6400 hr 0 min100.00000%99.99943%
HSTN T6400 hr 0 min100.00000%99.99809%
KSCY T6400 hr 0 min100.00000%99.99943%
LOSA T6400 hr 0 min100.00000%98.95891%
** NEWY T6400 hr 0 min100.00000%99.98760%
SNVA T6400 hr 0 min100.00000%99.99943%
STTL T6400 hr 0 min100.00000%99.99943%
WASH T6400 hr 0 min100.00000%99.99886%
** WASH T6400 hr 0 min100.00000%100.00000%
** ATLA M50 hr 0 min100.00000%100.00000%

Aggregate Internet2 Core Nodes0 hr 0 min100.00000%99.91165%

** Less than 52 weeks of data available

Internet2 Backbone CircuitsDown TimeReporting Period Availability19 Week Availability
ATLA-CHIC OC-1920 hr 0 min100.00000%100.00000%
ATLA-HSTN OC-1920 hr 0 min100.00000%99.23820%
ATLA-WASH OC-1920 hr 0 min100.00000%99.87103%
CHIN-KSCY OC-1920 hr 0 min100.00000%100.00000%
DNVR-KSCY OC-1920 hr 0 min100.00000%100.00000%
DNVR-SNVA OC-1920 hr 0 min100.00000%100.00000%
DENV-STTL OC-1920 hr 2 min99.98016%99.94048%
HSTN-KSCY OC-1920 hr 0 min100.00000%99.98851%
HSTN-LOSA OC-1920 hr 0 min100.00000%99.96397%
CHIC-NEWY OC-1920 hr 0 min100.00000%99.99635%
LOSA-SNVA OC-1920 hr 0 min100.00000%100.00000%
NEWY-WASH OC-1920 hr 0 min100.00000%99.98747%
SNVA-STTL OC-1920 hr 2 min99.98016%99.68045%
CHIC-WASH OC-1920 hr 0 min100.00000%99.99791%
NEWY-WASH OC-1920 hr 0 min100.00000%99.98747%
** I2-CHIC-ATLA0 hr 48 min99.52381%99.97494%
** I2-CHIC-NEWY0 hr 0 min100.00000%99.86894%
** I2-CHIC-KSCYng0 hr 0 min100.00000%99.96397%
** I2-CHIC-WASH0 hr 0 min100.00000%100.00000%
** I2-NEWY-WASH0 hr 0 min100.00000%100.00000%
** I2-WASH-ATLA0 hr 0 min100.00000%100.00000%

Aggregate All Internet2 Backbone Circuits0 hr 52 min99.97543%99.92665%

Upcoming Scheduled Maintenances

Ticket No.:10173:45
Subject:Internet2 IP Backbone Circuit KSCY-HSTN Maintenance
Affected:Backbone circuit KSCY-HSTN
Start Time:Tuesday, May 22, 2007, 6:00 AM (0600) UTC
End Time:Tuesday, May 22, 2007, 12:00 PM (1200) UTC
Description: Internet2 IP Network Backbone circuit KSCY-HSTN will be unavailable to the community as Qwest Communications Technicians roll fibers between Dallas and Corsicana. Traffic will reroute.