Internet2 IP Network Operations Report
08/27/2007 - 09/02/2007

Internet2 IP Network Operations Center
at Indiana University

New Customers

None


Upgrades

None


New Services

None


Unscheduled Outages Summary

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

108022-High 1-Critical Internet2 IP Network Core Node LOSA Brief Outage Undetermined 08/29/2007 12:04 AM 08/29/2007 12:07 AM
108092-High 1-Critical Internet2 IP Network Core Node HSTN Brief Outage Undetermined 08/29/2007 1:34 PM 08/29/2007 1:39 PM
108362-High 2-High Internet2 IP Network Backbone Circuit ATLA-HOUS Stable Undetermined 09/02/2007 3:37 AM 09/02/2007 3:38 AM
09/02/2007 6:54 AM 09/02/2007 6:56 AM
09/02/2007 10:22 AM 09/02/2007 10:23 AM
09/02/2007 10:32 AM 09/03/2007 10:34 AM

Unscheduled Outages Detail


Ticket No.:10802:45
Subject:Internet2 IP Network Core Node LOSA Brief Outage
Affected:Core Node LOSA and its Connectors, Peers, and Participants
Start Time:Wednesday, August 29, 2007, 12:04 AM (0004) UTC
End Time:Wednesday, August 29, 2007, 12:07 AM (0007) UTC
Description:Internet2 IP Network Core Node LOSA was briefly unavailable to the community. Internet2 IP Network engineers have been contacted; however, the reason for the outage is still pending.

Ticket No.:10809:45
Subject:Internet2 IP Network Core Node HSTN Brief Outage
Affected:Core Node HSTN and its Connectors, Peers, and Participants
Start Time:Wednesday, August 29, 2007, 1:34 PM (1334) UTC
End Time:Wednesday, August 29, 2007, 1:39 PM (1339) UTC
Description:Internet2 IP Network Core Node HSTN was briefly unavailable to the community. Internet2 IP Network engineers determined that this was caused by a routing engine failure, causing all BGP sessions to drop. The backup routing engine took over and connectivity was restored.

Ticket No.:10836:45
Subject:Internet2 IP Network Backbone Circuit ATLA-HOUS Stable
Affected:Backbone Circuit ATLA-HOUS
Start Time:Sunday, September 2, 2007, 3:37 AM (0337) UTC
End Time:Sunday, September 2, 2007, 3:38 AM (0338) UTC
Start Time:Sunday, September 2, 2007, 6:54 AM (0654) UTC
End Time:Sunday, September 2, 2007, 6:56 AM (0656) UTC
Start Time:Sunday, September 2, 2007, 10:22 AM (1022) UTC
End Time:Sunday, September 2, 2007, 10:23 AM (1023) UTC
Start Time:Sunday, September 2, 2007, 10:32 AM (1032) UTC
End Time:Monday, September 3, 2007, 10:34 AM (1034) UTC
Description:Internet2 IP Network Backbone Circuit ATLA - HOUS was unstable to the community. Internet2 circuit provider Level(3) Communications continues to investigate the cause; however, the reason for the instabilities are still pending. *Traffic re-routed

Scheduled Maintenances Summary

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

None during this report period

Downtime and Availability



Internet2 IP Core NodesDown TimeReporting Period Availability52 Week Availability
** CHIC T6400 hr 0 min100.00000%100.00000%
DNVR T6400 hr 0 min100.00000%99.99962%
HSTN T6400 hr 5 min99.95040%99.99466%
LOSA T6400 hr 3 min99.97024%98.95585%
** NEWY T6400 hr 0 min100.00000%99.99943%
SNVA T6400 hr 0 min100.00000%99.99695%
** SEAT T6400 hr 0 min100.00000%99.99924%
** WASH T6400 hr 0 min100.00000%100.00000%
ATLA M50 hr 0 min100.00000%99.98779%
** ATLA T6400 hr 0 min100.00000%99.99676%
** SALT T6400 hr 0 min100.00000%99.99962%
** KANS T6400 hr 0 min100.00000%99.99943%

Aggregate Internet2 IP Core Nodes0 hr 8 min99.99339%99.91078%

** Less than 52 weeks of data available

Internet2 IP Backbone CircuitsDown TimeReporting Period Availability35 Week Availability
DNVR-SNVA OC-1920 hr 0 min100.00000%100.00000%
DENV-STTL OC-1920 hr 0 min100.00000%99.96769%
HSTN-LOSA OC-1920 hr 0 min100.00000%99.97789%
LOSA-SNVA OC-1920 hr 0 min100.00000%100.00000%
ATLA-HSTN OC-1920 hr 0 min100.00000%99.58022%
SNVA-STTL OC-1920 hr 0 min100.00000%99.75879%
** I2-CHIC-ATLA0 hr 0 min100.00000%99.00198%
** I2-CHIC-NEWY0 hr 0 min100.00000%99.43821%
** I2-CHIC-KANS0 hr 0 min100.00000%100.00000%
** I2-CHIC-WASH0 hr 0 min100.00000%100.00000%
** I2-NEWY-WASH0 hr 0 min100.00000%99.99575%
** I2-WASH-ATLA0 hr 0 min100.00000%99.98073%
** I2-ATLA-HOUS13 hr 32 min91.94444%99.68566%
** I2-KANS-ATLA0 hr 0 min100.00000%99.75652%
** I2-KANS-SALT0 hr 0 min100.00000%100.00000%
** I2-SALT-SEAT0 hr 0 min100.00000%100.00000%

Aggregate All Internet2 IP Backbone Circuits13 hr 32 min99.49653%99.82147%





Upcoming Scheduled Maintenances

Ticket No.:10822:45
Subject:Internet2 IP Network Core Node NEWY Maintenance Cancelled
Affected:Backbone Circuit NEWY-WASH
IXP MANLAN HDXc
Connector NOX
Peers Tenet, SURFnet
Start Time:Wednesday, September 5, 2007, 3:00 AM (0300) UTC
End Time:Wednesday, September 5, 2007, 4:00 AM (0400) UTC
Description: The below maintenance has been cancelled. Internet2 IP Network Engineers, with assistance from Juniper networks, will be replacing FPC0 in the New York Core Node. Only the connectors, peers, and participants listed above will be affected by this maintenance.

Ticket No.:10781:45
Subject:Internet2 IP Network Backbone Circuit NEWY-WASH Maintenance
Affected:Backbone circuit NEWY-WASH
Peer ESNET
Start Time:Tuesday, September 11, 2007, 4:00 AM (0400) UTC
End Time:Tuesday, September 11, 2007, 10:00 AM (1000) UTC
Description: Backbone circuit NEWY-WASH will be unavailable to the Internet2 IP community for 2 hours while Level(3) Communications performs circuit maintenance in Newark NJ. The entire maintenance window will be observed.