Internet2 IP Network Operations Report
04/18/2011 - 04/24/2011

Internet2 IP 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)

172502-High 2-High Internet2 IP Network Backbone Circuits KANS-SALT Brief Outage Resolved Hardware 04/18/2011 9:25 AM 04/18/2011 9:27 AM
172661-Critical 1-Critical Internet2 IP Network Core Node ATLA Brief Outage Resolved Hardware 04/21/2011 4:10 AM 04/21/2011 4:14 AM

Unscheduled Outages Detail

Ticket No.:17250:45
Subject:Internet2 IP Network Backbone Circuits KANS-SALT Brief Outage Resolved
Affected:Backbone Circuits KANS-SALT
Start Time:Monday, April 18, 2011, 9:25 AM (0925) UTC
End Time:Monday, April 18, 2011, 9:27 AM (0927) UTC
Description:Backbone Circuits KANS-SALT were briefly unavailable. Level(3) Communications technicians have detected a failing card in Grafton, NE. Emergency maintenance in ticket 17252 to replace the failing hardware has been completed.

Ticket No.:17266:45
Subject:Internet2 IP Network Core Node ATLA Brief Outage Resolved
Affected:Core Node ATLA and its Connector(s) and Participants
Start Time:Thursday, April 21, 2011, 4:10 AM (0410) UTC
End Time:Thursday, April 21, 2011, 4:14 AM (0414) UTC
Description:Core Node ATLA was briefly unavailable while Internet2 Engineers performed hardware maintenance on the router. Maintenance has been completed and no further outages are expected.

Scheduled Maintenances Summary

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

17252 2-High 2-High Internet2 IP Network Backbone Circuit KANS-SALT Emergency Maintenance Completed Hardware 04/19/2011 1:10 AM 04/19/2011 1:20 AM

Scheduled Maintenances Detail

Ticket No.:17252:45
Subject:Internet2 IP Network Backbone Circuit KANS-SALT Emergency Maintenance Completed
Affected:Backbone Circuits KANS-SALT
Start Time:Tuesday, April 19, 2011, 1:10 AM (0110) UTC
End Time:Tuesday, April 19, 2011, 1:20 AM (0120) UTC
Description: Backbone Circuit KANS-SALT was briefly unavailable. Level(3) Engineers replaced a bad card in GRAFTON, NE that caused a brief outage in ticket 17250:45. This maintenance has been completed successfully.

Downtime and Availability

Internet2 IP Core NodesDown TimeReporting Period Availability52 Week Availability
CHIC T16000 hr 0 min100.00000%99.89906%
NEWY MX9600 hr 0 min100.00000%99.99886%
SEAT MX9600 hr 0 min100.00000%99.99981%
WASH MX9600 hr 0 min100.00000%99.95105%
HOUS MX9600 hr 0 min100.00000%99.99943%
LOSA MX9600 hr 0 min100.00000%99.97533%
ATLA MX9600 hr 4 min99.96032%99.98691%
SALT MX9600 hr 0 min100.00000%99.97476%
KANS MX9600 hr 0 min100.00000%99.96015%

Aggregate Internet2 IP Core Nodes0 hr 4 min99.99559%99.97171%

** Less than 52 weeks of data available

Internet2 IP Backbone CircuitsDown TimeReporting Period Availability52 Week Availability
I2-HOUS-LOSA-10GE-055590 hr 0 min100.00000%99.97932%
I2-ATLA-CHIC-10GE-054190 hr 0 min100.00000%99.77269%
** I2-HOUS-KANS-10GE-055600 hr 0 min100.00000%99.80476%
I2-CHIC-NEWY32AOA-10GE-052390 hr 0 min100.00000%99.90190%
** I2-CHIC-NEWY32AOA-10GE-056670 hr 0 min100.00000%99.90190%
I2-NEWY32AOA-WASH-10GE-052420 hr 0 min100.00000%99.87781%
I2-CHIC-WASH-10GE-052500 hr 0 min100.00000%99.91196%
** I2-HOUS-KANS-10GE-055610 hr 0 min100.00000%99.79698%
** I2-NEWY32AOA-WASH-10GE-046430 hr 0 min100.00000%99.87819%
I2-ATLA-WASH-10GE-052510 hr 0 min100.00000%99.99051%
I2-ATLA-WASH-10GE-051330 hr 0 min100.00000%99.99298%
I2-ATLA-HOUS-10GE-054230 hr 0 min100.00000%99.92505%
** I2-ATLA-HOUS-10GE-055620 hr 0 min100.00000%99.92505%
** I2-KANS-SALT-10GE-055660 hr 12 min99.88095%99.94517%
I2-KANS-SALT-10GE-051380 hr 12 min99.88095%99.94517%
** I2-SALT-SEAT-10GE-055650 hr 0 min100.00000%99.96205%
** I2-SALT-SEAT-10GE-055730 hr 0 min100.00000%99.96205%
** I2-LOSA-SALT-10GE-055710 hr 0 min100.00000%99.86604%
** I2-LOSA-SALT-10GE-055630 hr 0 min100.00000%99.86604%
I2-ATLA-CHIC-10GE-056380 hr 0 min100.00000%99.77402%
I2-CHIC-KANS-10GE-055670 hr 0 min100.00000%99.91670%
I2-CHIC-KANS-10GE-055680 hr 0 min100.00000%99.91424%
I2-CHIC-KANS-10GE-059760 hr 0 min100.00000%99.98691%
I2-CHIC-WASH-10GE-056370 hr 0 min100.00000%99.97628%
I2-LOSA-SEAT-10GE-055640 hr 0 min100.00000%99.98103%
I2-LOSA-SEAT-10GE-055720 hr 0 min100.00000%99.98103%
I2-HOUS-LOSA-10GE-055810 hr 0 min100.00000%99.98767%

Aggregate All Internet2 IP Backbone Circuits0 hr 24 min99.99118%99.91569%

Upcoming Scheduled Maintenances