Unified - Internet2 IP Network Operations Report
10/05/2015 - 10/11/2015

Unified - Internet2 IP Network Operations Center
at Indiana University

New Connections

None


Upgrades

None


New Services

None


Unscheduled Outages Summary

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

58441-Critical 1-Critical Outage Resolved - I2 Optical DWDM System LASV-LOSA Cut or Damaged FiberVendor 10/05/2015 3:37 PM 10/05/2015 8:57 PM
58504-Normal Brief Outage Resolved - I2 AL2S Backbone LOSA-SUNN Human ErrorVendor 10/05/2015 6:43 PM 10/05/2015 6:44 PM
58533-Elevated 1-Critical Brief Outage - I2 Optical DWDM System BATO-JACK InvestigatingVendor 10/05/2015 7:29 PM 10/05/2015 7:30 PM
58673-Elevated 1-Critical Brief Outage Resolved - I2 Optical DWDM System JCSN-MEMP Unannounced MaintenanceVendor 10/06/2015 10:16 AM 10/06/2015 10:24 AM
58972-High Outage Resolved - I2 AL2S Backbone PHIL-WASH HardwareInternal 10/09/2015 11:00 AM 10/09/2015 4:25 PM
59054-Normal 1-Critical Brief Outage Resolved - I2 Optical DWDM Systems JCSN-MEMP and MEMP-NASH Human ErrorVendor 10/09/2015 3:24 PM 10/09/2015 3:25 PM
59063-Elevated 1-Critical Brief Outage Update - I2 Optical DWDM System BATO-JACK UndeterminedVendor 10/09/2015 6:17 PM 10/09/2015 6:18 PM

Unscheduled Outages Detail


Ticket No.:5844:144
Subject:Outage Resolved - I2 Optical DWDM System LASV-LOSA
Source Of Impact:Vendor
Affected:DWDM System LASV-LOSA
AL2S Backbone LASV-LOSA
IP Backbone LOSA-SALT
Start Time:Monday, October 5, 2015, 3:37 PM (1537) UTC
End Time:Monday, October 5, 2015, 8:57 PM (2057) UTC
Description:The above listed assets are now available to the community. Level (3) Communications Engineers have determined that fiber damage in La Puente, CA is the reason for the outage. Crews on site have completed splicing. Additional outages are not expected.

Ticket No.:5850:144
Subject:Brief Outage Resolved - I2 AL2S Backbone LOSA-SUNN
Source Of Impact:Vendor
Affected:AL2S Backbone LOSA-SUNN
IP Backbone LOSA-SEAT
Start Time:Monday, October 5, 2015, 6:43 PM (1843) UTC
End Time:Monday, October 5, 2015, 6:44 PM (1844) UTC
Description:The above listed asset is available after a brief outage. Level 3 Communications was contacted and determined that the reason for the outage was a fiber bump. No further outages are expected.

Ticket No.:5853:144
Subject:Brief Outage - I2 Optical DWDM System BATO-JACK
Source Of Impact:Vendor
Affected:DWDM System BATO-JACK
Optical Member NOAA N-Wave
AL2S Backbone BATO-JACK
IP Backbone ATLA-HOUS
Start Time:Monday, October 5, 2015, 7:29 PM (1929) UTC
End Time:Monday, October 5, 2015, 7:30 PM (1930) UTC
Description:The above listed assets were briefly unavailable to the community. Level (3) Communications Engineers are currently investigating the reason for the outage. Updates will be provided as they are received.

Ticket No.:5867:144
Subject:Brief Outage Resolved - I2 Optical DWDM System JCSN-MEMP
Source Of Impact:Vendor
Affected:DWDM System JCSN-MEMP
Optical Member ESnet
Optical Member MissiON
Optical Member NOAA N-Wave
AL2S Backbone ATLA-JCSN
Start Time:Tuesday, October 6, 2015, 10:16 AM (1016) UTC
End Time:Tuesday, October 6, 2015, 10:24 AM (1024) UTC
Description:The above listed assets were briefly unavailable to the community. The Internet2 fiber vendor was contacted and determined that the reason for the outage was scheduled maintenance that took longer than anticipated. No further outages are expected.

Ticket No.:5897:144
Subject:Outage Resolved - I2 AL2S Backbone PHIL-WASH
Source Of Impact:Internal
Affected:AL2S Backbone PHIL-WASH
IP Backbones ATLA-NEWY and NEWY-WASH
Start Time:Friday, October 9, 2015, 11:00 AM (1100) UTC
End Time:Friday, October 9, 2015, 4:25 PM (1625) UTC
Description:The above listed is now available. Internet2 Engineers have been contacted and resolved the issue. Reason for the outage is failure of an optical line card in Philadelphia, PA. No further outages are expected. Workgroup administrators received notifications from OESS regarding circuits re-routed on the backbone.

Ticket No.:5905:144
Subject:Brief Outage Resolved - I2 Optical DWDM Systems JCSN-MEMP and MEMP-NASH
Source Of Impact:Vendor
Affected:DWDM Systems JCSN-MEMP, MEMP-NASH
AL2S Backbone ATLA-JCSN
Start Time:Friday, October 9, 2015, 3:24 PM (1524) UTC
End Time:Friday, October 9, 2015, 3:25 PM (1525) UTC
Description:The above listed assets are currently available to the community. Level (3) Engineers report the outage was caused by a fiber bump during a Zayo maintenance. No further outages are expected.

Ticket No.:5906:144
Subject:Brief Outage Update - I2 Optical DWDM System BATO-JACK
Source Of Impact:Vendor
Affected:DWDM System BATO-JACK
Optical Member NOAA N-Wave
AL2S Backbone BATO-JACK
IP Backbone ATLA-HOUS
Start Time:Friday, October 9, 2015, 6:17 PM (1817) UTC
End Time:Friday, October 9, 2015, 6:18 PM (1818) UTC
Description:The above listed assets were briefly unavailable to the community. Level (3) Communications Engineers have been contacted and are currently investigating a fiber bump between Ponce de Leon, FL and DeFuniak Springs, FL. Updates will be provided as they are received.

Scheduled Maintenances Summary

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

5380 3-Elevated Maintenance 1 of 3 Completed - I2 Optical DWDM System JCSN-MEMP Circuit Vendor10/06/2015 5:33 AM 10/06/2015 8:56 AM
5855 3-Elevated Emergency Maintenance Completed - I2 AL2S Backbone LOSA-SUNN CircuitInternal 10/06/2015 9:33 AM 10/06/2015 9:38 AM
5381 3-Elevated Maintenance 2 of 3 Completed - I2 Optical DWDM System JCSN-MEMP Circuit Vendor10/07/2015 5:05 AM 10/07/2015 5:06 AM
5817 3-Elevated 1-Critical Maintenance Completed - I2 Optical DWDM System BATO-JACK CircuitVendor 10/07/2015 9:38 AM 10/07/2015 10:05 AM
5821 3-Elevated Maintenance Completed - I2 AL2S Backbone ATLA-JCSN and AL2S/IP Interconnect (ATLA) Circuit Internal10/09/2015 5:11 AM 10/09/2015 5:23 AM
5800 3-Elevated Maintenance Completed - I2 AL2S Backbone PHIL-WASH CircuitInternal 10/09/2015 9:16 AM 10/09/2015 11:00 AM

Scheduled Maintenances Detail

Ticket No.:5380:144
Subject:Maintenance 1 of 3 Completed - I2 Optical DWDM System JCSN-MEMP
Source Of Impact:Vendor
Affected:DWDM System JCSN-MEMP
Optical Member ESnet
Optical Member MissiON
Optical Member NOAA N-Wave
AL2S Backbone ATLA-JCSN
Start Time:Tuesday, October 6, 2015, 5:33 AM (0533) UTC
End Time:Tuesday, October 6, 2015, 8:56 AM (0856) UTC
Description: The above listed assets was unavailable while Zayo Engineers performed a maintenance to replace a splice case in Memphis, TN.This window of the maintenance has been completed.

Ticket No.:5855:144
Subject:Emergency Maintenance Completed - I2 AL2S Backbone LOSA-SUNN
Source Of Impact:Internal
Affected:AL2S Backbone LOSA-SUNN
IP Backbone LOSA-SEAT
Start Time:Tuesday, October 6, 2015, 9:33 AM (0933) UTC
End Time:Tuesday, October 6, 2015, 9:38 AM (0938) UTC
Description: The above listed assets are now available after Internet2 Engineers and Level (3) Communications performed maintenance. The maintenance has been completed. No further outages are expected.

Ticket No.:5381:144
Subject:Maintenance 2 of 3 Completed - I2 Optical DWDM System JCSN-MEMP
Source Of Impact:Vendor
Affected:DWDM System JCSN-MEMP
Optical Member ESnet
Optical Member MissiON
Optical Member NOAA N-Wave
AL2S Backbone ATLA-JCSN
Start Time:Wednesday, October 7, 2015, 5:05 AM (0505) UTC
End Time:Wednesday, October 7, 2015, 5:06 AM (0506) UTC
Description: The above listed assets was briefly unavailable while Zayo Engineers performed a maintenance to replace a splice case in Memphis, TN. This window of the maintenance has been completed.

Ticket No.:5817:144
Subject:Maintenance Completed - I2 Optical DWDM System BATO-JACK
Source Of Impact:Vendor
Affected:DWDM System BATO-JACK
AL2S Backbones ATLA-HOUH, BATO-JACK
IP Backbone ATLA-HOUS
Start Time:Wednesday, October 7, 2015, 9:38 AM (0938) UTC
End Time:Wednesday, October 7, 2015, 10:05 AM (1005) UTC
Description: The above listed assets were unavailable while Level(3) Communications repaired damaged long haul cable in Christian, MS. No further outages are expected.

Ticket No.:5821:144
Subject:Maintenance Completed - I2 AL2S Backbone ATLA-JCSN and AL2S/IP Interconnect (ATLA)
Source Of Impact:Internal
Affected:AL2S Backbone ATLA-JCSN
AL2S/IP Interconnect (ATLA)
IP Backbone ATLA-NEWY32AOA
IP Backbone ATLA-HOUS
IP Backbone ATLA-CLEV
IP Peer RedClara*
IP Peer MCNC*
Start Time:Friday, October 9, 2015, 5:11 AM (0511) UTC
End Time:Friday, October 9, 2015, 5:23 AM (0523) UTC
Description: The above listed assets were briefly unavailable while Internet2 Engineers performed maintenance. Backbones re-routed during this maintenance. Workgroup administrators received notifications from OESS regarding circuits re-routed on the backbone. Maintenance has been completed; no further outages are expected. *Denotes that peer is multi-homed and therefore remained reachable to the community.*

Ticket No.:5800:144
Subject:Maintenance Completed - I2 AL2S Backbone PHIL-WASH
Source Of Impact:Internal
Affected:AL2S Backbone PHIL-WASH
IP Backbone(s) ATLA-NEWY and NEWY-WASH
Start Time:Friday, October 9, 2015, 9:16 AM (0916) UTC
End Time:Friday, October 9, 2015, 11:00 AM (1100) UTC
Description: This maintenance has been completed but an unexpected hardware issue caused the above listed assets to remain down after the maintenance window expired. The resulting outage is being tracked in ticket 5897:144.


Downtime and Availability



Unified - Internet2 IP Core NodesDown TimeReporting Period Availability52 Week Availability
ATLA MX960 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
CHIC MX960 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
CLEV MX960 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
HOUS MX960 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
KANS MX960 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
LOSA MX960 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
NEWY MX960 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
SALT MX960 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
SEAT MX960 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
WASH MX960 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
rtsw0.sing1.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
rtsw.sing2.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%

Aggregate Unified - Internet2 IP Core Nodes0 hr 0 min0 hr 0 min100.00000%100.00000%100.00000%100.00000%

NOTE: Numbers in italics represent downtime with scheduled maintenance excluded. Internet2's definition of scheduled maintenance is any anticipated outage announced at least 72 hours in advance of the outage start time.

Unified - Internet2 IP Backbone CircuitsDown Time Reporting Period Availability52 Week Availability
I2-ATLA-CLEV-VLAN-14832 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
I2-ATLA-CLEV-VLAN-14837 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
I2-ATLA-NEWY32AOA-VLAN-14833 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
I2-ATLA-NEWY32AOA-VLAN-14838 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
I2-CHIC-NEWY32AOA-VLAN-14831 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
I2-CHIC-NEWY32AOA-VLAN-14834 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
R&E 100G Backbone: I2-ATLA-CHIC-VLAN-09181 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.55544%99.82525%
R&E 100G Backbone: I2-ATLA-HOUS-VLAN-09182 0 hr 41 min0 hr 2 min 99.59325%99.98016% 99.74973%99.96262%
R&E 100G Backbone: I2-ATLA-WASH-VLAN-09179 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.72697%99.84271%
R&E 100G Backbone: I2-CHIC-CLEV-VLAN-09180 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.84612%99.98008%
R&E 100G Backbone: I2-CHIC-KANS-VLAN-09183 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.90817%99.99564%
R&E 100G Backbone: I2-CLEV-NEWY32AOA-VLAN-09177 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.86661%99.89640%
R&E 100G Backbone: I2-CLEV-WASH-VLAN-09178 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.85523%99.88654%
R&E 100G Backbone: I2-HOUS-KANS-VLAN-09184 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.59244%99.78199%
R&E 100G Backbone: I2-HOUS-LOSA-VLAN-09189 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.34521%99.47993%
R&E 100G Backbone: I2-KANS-SALT-VLAN-09185 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.86927%99.98027%
R&E 10G Backbone: I2-LOSA-PAIX-VLAN-23105 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98956%100.00000%
Commodity 10G Backbone: I2-LOSA-PAIX-VLAN-23106 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98956%100.00000%
R&E 100G Backbone: I2-LOSA-SALT-VLAN-09188 5 hr 20 min5 hr 20 min 96.82540%96.82540% 99.88179%99.93264%
R&E 100G Backbone: I2-LOSA-SEAT-VLAN-09187 0 hr 6 min0 hr 1 min 99.94048%99.99008% 99.79755%99.88521%
R&E 100G Backbone: I2-LOSA-SEAT-VLAN-09328 0 hr 6 min0 hr 1 min 99.94048%99.99008% 99.79755%99.88521%
R&E 100G Backbone: I2-LOSA-WILC-VLAN-23103 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98918%99.99602%
Commodity 100G Backbone: I2-LOSA-WILC-VLAN-23104 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98918%99.99602%
R&E 100G Backbone: I2-NEWY32AOA-WASH-VLAN-09176 7 hr 8 min5 hr 24 min 95.75397%96.78571% 99.81576%99.89849%
R&E 100G Backbone: I2-SALT-SEAT-VLAN-09186 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.96471%99.99962%
R&E 100G Backbone: I2-SALT-SEAT-VLAN-09327 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.96471%99.99962%
R&E 100G Backbone: I2-WASH-ATLA-VLAN-09179 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
R&E 100G Backbone: I2-ATLA-WASH-VLAN-09318 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.72697%99.84271%
Legacy 10G Backbone: I2-ATLA-CHIC-10GE-05419 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.76378%99.93606%
Legacy 10G Backbone: I2-ATLA-HOUS-10GE-05423 0 hr 29 min0 hr 2 min 99.71230%99.98016% 99.59813%99.72260%
Legacy 10G Backbone: I2-ATLA-WASH-10GE-05251 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.93871%100.00000%
Legacy 10G Backbone: I2-ATLA-WASH-10GE-09142 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.93245%99.99829%
Legacy 10G Backbone: I2-CHIC-CLEV-10GE-08891 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.93188%99.98065%
Legacy 10G Backbone: I2-CHIC-KANS-10GE-05781 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
Legacy 10G Backbone: I2-CHIC-KANS-10GE-05976 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.97647%99.99962%
Legacy 10G Backbone: I2-CLEV-NEWY32AOA-10GE-08894 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
Legacy 10G Backbone: I2-CLEV-WASH-10GE-08889 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.93378%99.93815%
Legacy 10G Backbone: I2-HOUS-KANS-10GE-05560 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.74423%99.84517%
Legacy 10G Backbone: I2-HOUS-KANS-LAG-08934 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
Legacy 10G Backbone: I2-HOUS-LOSA-10GE-05559 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.77080%99.82829%
Legacy 10G Backbone: I2-KANS-SALT-10GE-05566 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.93321%99.99981%
Legacy 10G Backbone: I2-KANS-SALT-LAG-08935 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.93796%100.00000%
Legacy 10G Backbone: I2-LOSA-PAIX-10GE-05853 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98577%100.00000%
Legacy 10G Backbone: I2-LOSA-SALT-10GE-05563 5 hr 20 min5 hr 20 min 96.82540%96.82540% 99.90323%99.93359%
Legacy 10G Backbone: I2-LOSA-SEAT-10GE-05564 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.83474%99.85751%
Legacy 10G Backbone: I2-LOSA-SEAT-10GE-05572 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99981%99.99981%
Legacy 100G Backbone: I2-LOSA-WILC-100GE-23893 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
Legacy 10G Backbone: I2-NEWY32AOA-WASH-10GE-07612 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99412%99.99791%
Legacy 10G Backbone: I2-SALT-SEAT-10GE-05565 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99658%99.99981%

Aggregate All Unified - Internet2 IP Backbone Circuits 19 hr 10 min3 hr 0 min 99.76717%99.80361% 99.88566%99.94090%


NOTE: Numbers in italics represent downtime with scheduled maintenance excluded. Internet2's definition of scheduled maintenance is any anticipated outage announced at least 72 hours in advance of the outage start time.



Upcoming Scheduled Maintenances

Ticket No.:5786:144
Subject:Maintenance - I2 Optical DWDM System HOUS-SANA
Affected:DWDM System HOUS-SANA
AL2S Backbone ELPA-HOUH
IP Backbone HOUS-LOSA
Optical Member NOAA N-Wave
Optical Member ESnet
Start Time:Friday, October 16, 2015, 5:00 AM (0500) UTC
End Time:Friday, October 16, 2015, 11:00 AM (1100) UTC
Description: The above listed assets will be unavailable while Level(3) Communications perform maintenance in Houston, TX. An outage is expected. The entire window is reserved.

Ticket No.:5979:144
Subject:Maintenance - I2 Optical Member 3ROX
Affected:Optical Member 3ROX
Start Time:Friday, October 16, 2015, 10:00 AM (1000) UTC
End Time:Friday, October 16, 2015, 12:00 PM (1200) UTC
Description: The above listed will be unavailable while 3ROX Engineers perform maintenance. A brief outage is expected, however the entire maintenance window has been reserved.

Ticket No.:5660:144
Subject:Maintenance 3 of 3 - I2 Optical Member WIX Circuit I2-ASHB-WASH-100GE-13466
Affected:Optical Member WIX
IP Peer GEANT (WASH) *
IP Peer QNREN (WASH) *
Start Time:Saturday, October 17, 2015, 11:00 AM (1100) UTC
End Time:Saturday, October 17, 2015, 9:00 PM (2100) UTC
Description: The above will be unavailable while TATA Communication's dark fiber provider performs work to roll fibers to new cable. An outage of up to ten hours anticipated, however, the entire window is reserved. *Denotes peer is multihomed and therefore should remain reachable to the community. This is maintenance window 3 of 3.

Ticket No.:5741:144
Subject:Maintenance - I2 Optical Various Circuits
Affected:CA*Net/CANARIE
Net+ Provider Code42
AL2S Backbone MINN-MISS
Start Time:Sunday, October 18, 2015, 2:00 PM (1400) UTC
End Time:Monday, October 19, 2015, 2:00 AM (0200) UTC
Description: Member Zayo's above circuits will be unavailable while Zayo Engineers perform maintenance. A brief outage is expected, however the entire maintenance window has been reserved.

Ticket No.:5969:144
Subject:Maintenance - I2 AL2S Backbone ASHB-CHIC
Affected:AL2S Backbone ASHB-CHIC
IP Backbone CHIC-WASH
Start Time:Tuesday, October 20, 2015, 4:00 AM (0400) UTC
End Time:Tuesday, October 20, 2015, 6:00 AM (0600) UTC
Description: The above listed assets will be unavailable while Internet2 Engineers perform maintenance. An outage of 15 minutes is expected; however, the entire window is reserved. Backbone traffic will re-route during this maintenance. Workgroup administrators will receive notifications from OESS regarding circuits re-routed on the backbone.

Ticket No.:5881:144
Subject:Maintenance - I2 Optical Member ESnet
Affected:Optical Member ESnet
Start Time:Tuesday, October 20, 2015, 4:00 AM (0400) UTC
End Time:Tuesday, October 20, 2015, 6:00 AM (0600) UTC
Description: The above listed will be unavailable while Level(3) Communications Engineers perform maintenance to clean fibers on a client port in Chattanooga, TN in attempt to resolve errors. A brief outage is expected, however the entire maintenance window has been reserved.

Ticket No.:5911:144
Subject:Maintenance - I2 AL2S Core Node ALBA
Affected:AL2S Core Node ALBA
AL2S Backbone ALBA-BOST
AL2S Backbone ALBA-CLEV
AL2S Participant UVM
AL2S Participant UNH
AL2S Participant DART
AL2S Participant UMS
IP Backbone CHIC-NEWY
IP Backbone CLEV-NEWY
Start Time:Wednesday, October 21, 2015, 4:00 AM (0400) UTC
End Time:Wednesday, October 21, 2015, 6:00 AM (0600) UTC
Description: The above listed assets will be unavailable while Internet2 Engineers perform a routing engine switch maintenance. An outage of 10 minutes is expected; however, the entire window is reserved. All connections to the Core Node will be affected.

Ticket No.:5963:144
Subject:Maintenance - I2 AL2S Core Node LOSA
Affected:AL2S Core Node LOSA
AL2S Backbone LOSA-SEAT, LOSA-SALT, LOSA-PHOE
IP Backbone HOUS-LOSA, LOSA-SALT
Start Time:Thursday, October 22, 2015, 10:00 AM (1000) UTC
End Time:Thursday, October 22, 2015, 12:00 PM (1200) UTC
Description: The above listed assets will be unavailable while Internet2 Engineers perform core node maintenance. An outage is expected; however, the entire window is reserved. All connections to the Core Node will be affected.

Ticket No.:5902:144
Subject:Maintenance - I2 IP Backbone LOSA-SALT
Affected:IP Backbone LOSA-SALT
Start Time:Friday, October 23, 2015, 7:00 AM (0700) UTC
End Time:Friday, October 23, 2015, 9:00 AM (0900) UTC
Description: The above assets will be unavailable while Level 3 performs maintenance to replace an OCI. An outage is expected and the entire window is reserved. IP traffic will re-route during this maintenance.

Ticket No.:5880:144
Subject:Maintenance *Tracking* - I2 IP Node oob.minn
Affected:
Start Time:Saturday, October 24, 2015, 5:00 AM (0500) UTC
End Time:Saturday, October 24, 2015, 11:00 AM (1100) UTC
Description: The above listed asset will be unavailable while Internet2 Engineers performs maintenance. An outage of up to 10 minutes is expected, however the entire window is reserved.

Ticket No.:5913:144
Subject:Maintenance - I2 IP Singapore Peer CERnet
Affected:I2 Singapore CERnet
Start Time:Saturday, October 24, 2015, 6:30 PM (1830) UTC
End Time:Sunday, October 25, 2015, 12:30 AM (0030) UTC
Description: The above listed asset will be unavailable while TATA Engineers perform maintenance to facilitate the diversion of fiber away from railway company activities. An outage of half an hour is expected, but the entire window is reserved

Ticket No.:5908:144
Subject:Maintenance - I2 AL2S Backbone MINN-MISS2
Affected:AL2S Backbone MINN-MISS2
IP Backbone MINN-MISS2
Start Time:Sunday, October 25, 2015, 2:00 PM (1400) UTC
End Time:Monday, October 26, 2015, 2:00 AM (0200) UTC
Description: The above listed asset will be unavailable while Zayo Engineers perform maintenance. An outage of 3 hours is expected. The entire window is reserved. Backbone traffic will re-route during this maintenance. Workgroup administrators will receive notifications from OESS regarding circuits re-routed on the backbone.

Ticket No.:5896:144
Subject:Maintenance Update - I2 IP Singapore CERNET
Affected:IP Singapore CERNET
Start Time:Tuesday, October 27, 2015, 11:00 AM (1100) UTC
End Time:Tuesday, October 27, 2015, 12:00 PM (1200) UTC
Description: *Please note that the maintenance window has been adjusted.* The above listed asset will be unavailable while TATA Engineers perform circuit migration maintenance. An outage of 10 minutes is expected; however, the entire window is reserved.