Generated Report for Unified

Unified - Internet2 IP Network Operations Report
05/02/2016 - 05/08/2016

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)*

8314	4-Normal	1-Critical	Outage Resolved - I2 Optical DWDM System PHOE-SAND	Cut or Damaged Fiber	Vendor	05/05/2016 5:23 AM	05/05/2016 10:06 AM
						05/05/2016 3:41 PM	05/05/2016 3:42 PM
8338	4-Normal	1-Critical	Brief Outage - I2 Optical Various Circuits	Investigating	Vendor	05/05/2016 11:31 PM	05/05/2016 11:32 PM
8341	4-Normal	1-Critical	Outage Resolved - I2 Optical DWDM System EUGE-PORT	Unannounced Maintenance	Vendor	05/06/2016 7:13 AM	05/06/2016 11:01 AM

Unscheduled Outages Detail

Ticket No.:	8314:144
Subject:	Outage Resolved - I2 Optical DWDM System PHOE-SAND
Source Of Impact:	Vendor
Affected:	DWDM System PHOE-SAND AL2S Backbone LOSA-PHOE IP Backbone HOUS-LOSA
Start Time:	Thursday, May 5, 2016, 5:23 AM (0523) UTC
End Time:	Thursday, May 5, 2016, 10:06 AM (1006) UTC
Start Time:	Thursday, May 5, 2016, 3:41 PM (1541) UTC
End Time:	Thursday, May 5, 2016, 3:42 PM (1542) UTC
Description:	The above listed remains stable. After further review, Internet2 Fiber Vendor Engineers have advised that there were multiple fiber disturbances in the Level(3) network along this path during the noted times of impact. These events caused the instability along the path. Workgroup administrators receive notifications from OESS regarding circuits re-routed on the backbone.

Ticket No.:	8338:144
Subject:	Brief Outage - I2 Optical Various Circuits
Source Of Impact:	Vendor
Affected:	AL2S Backbone(s) LOSA-PHOE IP Backbone(s) HOUS-LOSA Member ESnet
Start Time:	Thursday, May 5, 2016, 11:31 PM (2331) UTC
End Time:	Thursday, May 5, 2016, 11:32 PM (2332) UTC
Description:	The above listed assets are now available to the community following a brief outage. Level (3) Communications Engineers are currently investigating the reason for the outage. Updates will be provided as they are received.

Ticket No.:	8341:144
Subject:	Outage Resolved - I2 Optical DWDM System EUGE-PORT
Source Of Impact:	Vendor
Affected:	DWDM System EUGE-PORT AL2S Backbone PORT-SEAT IP Backbone LOSA-SEAT Optical Member ESnet Optical Member CENIC Optical Member University of Oregon
Start Time:	Friday, May 6, 2016, 7:13 AM (0713) UTC
End Time:	Friday, May 6, 2016, 11:01 AM (1101) UTC
Description:	The above listed assets are currently unavailable to the community. Level (3) Communications Engineers have investigated and determined the reason for the outage is scheduled fiber maintenance. The maintenance is due to be completed at 1300 UTC. Workgroup administrators receive notifications from OESS regarding circuits re-routed on the backbone.

Scheduled Maintenances Summary

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

None during this report period

Downtime and Availability

Unified - Internet2 IP Core Nodes	Down Time		Reporting Period Availability		52 Week Availability
ASHB MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
ATLA MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
CHIC MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
CLEV MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
HOUS MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
KANS MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
LOSA MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
NEWY MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
SALT MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
SEAT MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
WASH MX960	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
rtsw0.sing1.net.internet2.edu	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
rtsw.sing2.net.internet2.edu	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%

Aggregate Unified - Internet2 IP Core Nodes	0 hr 0 min	0 hr 0 min	100.00000%	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 Circuits	Down Time		Reporting Period Availability		52 Week Availability
Layer3 AL3S Backbone ASHB-ATLA R&E VLAN 55199	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.83576%	99.91447%
Layer3 AL3S Backbone ASHB-ATLA Commodity VLAN 55204	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.79753%	99.81948%
Layer3 AL3S Backbone ASHB-CHIC R&E VLAN 55198	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
Layer3 AL3S Backbone ASHB-CHIC Commodity VLAN 55203	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.75988%	99.81608%
Layer3 AL3S Backbone ASHB-CLEV R&E VLAN 55197	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.93339%	99.99981%
Layer3 AL3S Backbone ASHB-CLEV Commodity VLAN 55202	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.99886%	100.00000%
Layer3 AL3S Backbone ASHB-NEWY R&E VLAN 55201	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.48626%	99.62439%
Layer3 AL3S Backbone ASHB-NEWY Commodity VLAN 55206	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
Layer3 AL3S Backbone ASHB-WASH R&E VLAN 55200	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.91050%	99.92658%
Layer3 AL3S Backbone ASHB-WASH Commodity VLAN 55205	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.90880%	99.92658%
I2-CHIC-WASH-VLAN-12131	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.59866%	99.71976%
I2-CHIC-WASH-VLAN-12132	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.56441%	99.71976%
I2-ATLA-CLEV-VLAN-14832	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
I2-ATLA-CLEV-VLAN-14837	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
I2-ATLA-NEWY32AOA-VLAN-14833	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
I2-ATLA-NEWY32AOA-VLAN-14838	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
I2-CHIC-NEWY32AOA-VLAN-14831	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
I2-CHIC-NEWY32AOA-VLAN-14834	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
R&E 100G Backbone: I2-ATLA-CHIC-VLAN-09181	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.80510%	99.92753%
R&E 100G Backbone: I2-ATLA-HOUS-VLAN-09182	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.51711%	99.60774%
R&E 100G Backbone: I2-ATLA-WASH-VLAN-09179	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.81816%	99.86300%
R&E 100G Backbone: I2-CHIC-CLEV-VLAN-09180	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.70860%	99.85411%
R&E 100G Backbone: I2-CHIC-KANS-VLAN-09183	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.94721%	99.99678%
R&E 100G Backbone: I2-CLEV-NEWY32AOA-VLAN-09177	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.62042%	99.66054%
R&E 100G Backbone: I2-CLEV-WASH-VLAN-09178	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.70046%	99.86395%
R&E 100G Backbone: I2-HOUS-KANS-VLAN-09184	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.36781%	99.50481%
R&E 100G Backbone: I2-HOUS-LOSA-VLAN-09189	4 hr 45 min	4 hr 45 min	97.17262%	97.17262%	99.51767%	99.61001%
R&E 100G Backbone: I2-KANS-SALT-VLAN-09185	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.70765%	99.84824%
R&E 10G Backbone: I2-LOSA-PAIX-VLAN-23105	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.98940%	99.99981%
Commodity 10G Backbone: I2-LOSA-PAIX-VLAN-23106	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.98940%	99.99981%
R&E 100G Backbone: I2-LOSA-SALT-VLAN-09188	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.89858%	99.93377%
R&E 100G Backbone: I2-LOSA-SEAT-VLAN-09187	3 hr 48 min	3 hr 48 min	97.73810%	97.73810%	99.73604%	99.84162%
R&E 100G Backbone: I2-LOSA-SEAT-VLAN-09328	3 hr 48 min	3 hr 48 min	97.73810%	97.73810%	99.73604%	99.84162%
R&E 100G Backbone: I2-LOSA-WILC-VLAN-23103	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.98921%	99.99603%
Commodity 100G Backbone: I2-LOSA-WILC-VLAN-23104	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.98921%	99.99603%
R&E 100G Backbone: I2-NEWY32AOA-WASH-VLAN-09176	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.47112%	99.59809%
R&E 100G Backbone: I2-SALT-SEAT-VLAN-09186	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.71711%	99.74890%
R&E 100G Backbone: I2-SALT-SEAT-VLAN-09327	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.71711%	99.74890%
R&E 100G Backbone: I2-WASH-ATLA-VLAN-09179	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
R&E 100G Backbone: I2-ATLA-WASH-VLAN-09318	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.81816%	99.86300%
Legacy 10G Backbone: I2-ATLA-CHIC-10GE-05419	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.75515%	99.93491%
Legacy 10G Backbone: I2-ATLA-HOUS-10GE-05423	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.57576%	99.63953%
Legacy 10G Backbone: I2-ATLA-WASH-10GE-05251	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
Legacy 10G Backbone: I2-ATLA-WASH-10GE-09142	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.99300%	99.99754%
Legacy 10G Backbone: I2-CHIC-CLEV-10GE-08891	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.84446%	99.87076%
Legacy 10G Backbone: I2-CHIC-KANS-10GE-05781	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
Legacy 10G Backbone: I2-CHIC-KANS-10GE-05976	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.91599%	99.99981%
Legacy 10G Backbone: I2-CLEV-NEWY32AOA-10GE-08894	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
Legacy 10G Backbone: I2-CLEV-WASH-10GE-08889	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.90028%	99.93850%
Legacy 10G Backbone: I2-HOUS-KANS-10GE-05560	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.47283%	99.55892%
Legacy 10G Backbone: I2-HOUS-KANS-LAG-08934	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
Legacy 10G Backbone: I2-HOUS-LOSA-10GE-05559	4 hr 44 min	4 hr 44 min	97.18254%	97.18254%	99.86395%	99.94550%
Legacy 10G Backbone: I2-KANS-SALT-10GE-05566	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.76045%	99.86754%
Legacy 10G Backbone: I2-KANS-SALT-LAG-08935	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.83046%	99.87190%
Legacy 10G Backbone: I2-LOSA-PAIX-10GE-05853	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.98940%	99.99981%
Legacy 10G Backbone: I2-LOSA-SALT-10GE-05563	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.91239%	99.93377%
Legacy 10G Backbone: I2-LOSA-SEAT-10GE-05564	3 hr 48 min	3 hr 48 min	97.73810%	97.73810%	99.77218%	99.81532%
Legacy 10G Backbone: I2-LOSA-SEAT-10GE-05572	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
Legacy 100G Backbone: I2-LOSA-WILC-100GE-23893	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	100.00000%	100.00000%
Legacy 10G Backbone: I2-NEWY32AOA-WASH-10GE-07612	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.95402%	99.99943%
Legacy 10G Backbone: I2-SALT-SEAT-10GE-05565	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.74569%	99.74890%

Aggregate All Unified - Internet2 IP Backbone Circuits	20 hr 53 min	0 hr 0 min	99.79622%	99.79622%	99.83347%	99.88350%

Upcoming Scheduled Maintenances

Ticket No.:	8317:144
Subject:	Maintenance 2 of 2 - I2 IP Router Consolidation (SEAT)
Affected:
Start Time:	Friday, May 13, 2016, 7:00 AM (0700) UTC
End Time:	Friday, May 13, 2016, 1:00 PM (1300) UTC
Description:	Please note this is a backup window for ticket 8268:144 The above listed circuits will be unavailable while Internet2 Engineers perform a maintenance to consolidate routers in Seattle, WA. Peers and backbones will be moved one at a time with services being verified before moving to the next peer and backbone. An outage of 15 minutes is expected for each move; however the entire window is reserved.

Ticket No.:	8316:144
Subject:	Emergency Maintenance Completed - I2 Consolidated Core Node (SEAT)
Affected:	Consolidated Core Node (SEAT) AL2S Backbone MISS2-SEAT, SALT-SEAT, PORT-SEAT IP Core Node SEAT and its Connectors and Participants IP Backbone SALT-SEAT, LOSA-SEAT Net+ Provider Code42 (SEAT)* Net+ Provider Amazon (SEAT)
Start Time:	Friday, May 13, 2016, 7:00 AM (0700) UTC
End Time:	Friday, May 13, 2016, 1:00 PM (1300) UTC
Description:	The above listed assets are now available after Internet2 Engineers performed a maintenance to replace the chassis in Seattle. The maintenance has been completed.

Ticket No.:	8259:144
Subject:	Maintenance - I2 Optical Member NOAA N-Wave
Affected:
Start Time:	Tuesday, May 17, 2016, 4:00 AM (0400) UTC
End Time:	Tuesday, May 17, 2016, 10:00 AM (1000) UTC
Description:	Member NOAA N-Wave's above listed asset should remain available while NOAA N-Wave Engineers perform maintenance. No outages are expected, however the entire maintenance window has been reserved.

Ticket No.:	8205:144
Subject:	Maintenance - I2 AL2S Participant USDA
Affected:	AL2S Participant USDA
Start Time:	Tuesday, May 17, 2016, 5:00 AM (0500) UTC
End Time:	Tuesday, May 17, 2016, 10:00 AM (1000) UTC
Description:	The above listed asset will be unavailable while CenturyLink Engineers perform a maintenance to replace network hardware. An outage is expected. The entire window is reserved.

Ticket No.:	8412:144
Subject:	Maintenance 1 of 4 Tracking - I2 AL2S Backbone MISS2-SEAT
Affected:	AL2S Backbone MISS2-SEAT
Start Time:	Tuesday, May 17, 2016, 7:00 AM (0700) UTC
End Time:	Wednesday, May 18, 2016, 12:00 PM (1200) UTC
Description:	The above listed circuits are expected to remain available while Zayo Engineers perform maintenance. An outage is not 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. Please note that this is maintenance window 1 of 4.

Ticket No.:	8359:144
Subject:	Maintenance Rescheduled - I2 AL2S Backbone BOST-HART2
Affected:	AL2S Backbone BOST-HART2 IP Backbone CHIC-NEWY32AOA IP Backbone CLEV-NEWY32AOA
Start Time:	Tuesday, May 17, 2016, 9:00 AM (0900) UTC
End Time:	Tuesday, May 17, 2016, 10:00 AM (1000) UTC
Description:	Please note this maintenance has been rescheduled. The above listed assets will be unavailable while Internet2 Engineers perform maintenance. An outage of an hour 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.:	8255:144
Subject:	Maintenance - I2 Optical Member NOAA N-Wave
Affected:
Start Time:	Wednesday, May 18, 2016, 4:00 AM (0400) UTC
End Time:	Wednesday, May 18, 2016, 10:00 AM (1000) UTC
Description:	Member NOAA N-Wave's above listed asset should remain available while NOAA N-Wave Engineers perform maintenance. No outages are expected, however the entire maintenance window has been reserved.

Ticket No.:	8415:144
Subject:	Maintenance 2 of 4 Tracking - I2 AL2S Backbone MISS2-SEAT
Affected:	AL2S Backbone MISS2-SEAT
Start Time:	Wednesday, May 18, 2016, 7:00 AM (0700) UTC
End Time:	Wednesday, May 18, 2016, 12:00 PM (1200) UTC
Description:	The above listed circuits are expected to remain available while Zayo Engineers perform maintenance. An outage is not 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. Please note that this is maintenance window 2 of 4.

Ticket No.:	8258:144
Subject:	Maintenance - I2 Optical Member NOAA N-Wave
Affected:
Start Time:	Thursday, May 19, 2016, 4:00 AM (0400) UTC
End Time:	Thursday, May 19, 2016, 10:00 AM (1000) UTC
Description:	Member NOAA N-Wave's above listed asset should remain available while NOAA N-Wave Engineers perform maintenance. No outages are expected, however the entire maintenance window has been reserved.

Ticket No.:	8310:144
Subject:	Maintenance - I2 Optical DWDM System PHOE-SAND
Affected:	DWDM System PHOE-SAND AL2S Backbone LOSA-PHOE IP Backbone HOUS-LOSA AL2S Participant University of Arizona
Start Time:	Thursday, May 19, 2016, 5:00 AM (0500) UTC
End Time:	Thursday, May 19, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Level(3) Communications performs a maintenance to realign the outside plant fibers facing San Diego. They will also be moving a single customer circuit at the same time to get them align to the correct panels. An outage is expected. The entire window is reserved.

Ticket No.:	8424:144
Subject:	Maintenance 3 of 4 Tracking - I2 AL2S Backbone MISS2-SEAT
Affected:	AL2S Backbone MISS2-SEAT
Start Time:	Thursday, May 19, 2016, 7:00 AM (0700) UTC
End Time:	Thursday, May 19, 2016, 12:00 PM (1200) UTC
Description:	The above listed circuits are expected to remain available while Zayo Engineers perform maintenance. An outage is not 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. Please note that this is maintenance window 3 of 4.

Ticket No.:	8260:144
Subject:	Maintenance - I2 Optical Member NOAA N-Wave
Affected:
Start Time:	Friday, May 20, 2016, 4:00 AM (0400) UTC
End Time:	Friday, May 20, 2016, 10:00 AM (1000) UTC
Description:	Member NOAA N-Wave's above listed asset may be unavailable while NOAA N-Wave Participant Engineers perform a maintenance. No outages are expected, however the entire maintenance window has been reserved.

Ticket No.:	8425:144
Subject:	Maintenance 4 of 4 Tracking - I2 AL2S Backbone MISS2-SEAT
Affected:	AL2S Backbone MISS2-SEAT
Start Time:	Friday, May 20, 2016, 7:00 AM (0700) UTC
End Time:	Friday, May 20, 2016, 12:00 PM (1200) UTC
Description:	The above listed circuits are expected to remain available while Zayo Engineers perform maintenance. An outage is not 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. Please note that this is maintenance window 4 of 4.

Ticket No.:	8427:144
Subject:	Maintenance 1 of 5 - I2 AL2S Backbone EQCH-MINN & MINN-MISS2
Affected:	AL2S Backbones EQCH-MINN & MINN-MISS2
Start Time:	Tuesday, May 24, 2016, 3:00 AM (0300) UTC
End Time:	Tuesday, May 24, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Zayo Engineers perform maintenance. An outage of up to 7 hours is expected; however, the entire window is reserved. Backbone traffic will e-route during this maintenance. Workgroup administrators will receive notifications from OESS regarding circuits re-routed on the backbone. This is window 1 of 5.

Ticket No.:	8311:144
Subject:	Maintenance - I2 Optical DWDM System ELPA-TUCS
Affected:	DWDM System ELPA-TUCS AL2S Backbone ELPA-TUCS IP Backbones ELPA-TUCS and HOUS-LOSA
Start Time:	Tuesday, May 24, 2016, 5:00 AM (0500) UTC
End Time:	Tuesday, May 24, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Level(3) Communications engineers clean fibers in El Paso, TX. An outage is expected. The entire window is reserved.

Ticket No.:	8429:144
Subject:	Maintenance 2 of 5 - I2 AL2S Backbone EQCH-MINN & MINN-MISS2
Affected:	AL2S Backbones EQCH-MINN & MINN-MISS2
Start Time:	Wednesday, May 25, 2016, 3:00 AM (0300) UTC
End Time:	Wednesday, May 25, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Zayo Engineers perform maintenance. An outage of up to 7 hours is expected; however, the entire window is reserved. Backbone traffic will e-route during this maintenance. Workgroup administrators will receive notifications from OESS regarding circuits re-routed on the backbone. This is window 2 of 5.

Ticket No.:	8430:144
Subject:	Maintenance 3 of 5 - I2 AL2S Backbone EQCH-MINN & MINN-MISS2
Affected:	AL2S Backbones EQCH-MINN & MINN-MISS2
Start Time:	Thursday, May 26, 2016, 3:00 AM (0300) UTC
End Time:	Thursday, May 26, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Zayo Engineers perform maintenance. An outage of up to 7 hours is expected; however, the entire window is reserved. Backbone traffic will e-route during this maintenance. Workgroup administrators will receive notifications from OESS regarding circuits re-routed on the backbone. This is window 3 of 5.

Ticket No.:	8431:144
Subject:	Maintenance 4 of 5 - I2 AL2S Backbone EQCH-MINN & MINN-MISS2
Affected:	AL2S Backbones EQCH-MINN & MINN-MISS2
Start Time:	Friday, May 27, 2016, 3:00 AM (0300) UTC
End Time:	Friday, May 27, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Zayo Engineers perform maintenance. An outage of up to 7 hours is expected; however, the entire window is reserved. Backbone traffic will e-route during this maintenance. Workgroup administrators will receive notifications from OESS regarding circuits re-routed on the backbone. This is window 4 of 5.

Ticket No.:	8432:144
Subject:	Maintenance 5 of 5 - I2 AL2S Backbone EQCH-MINN & MINN-MISS2
Affected:	AL2S Backbones EQCH-MINN & MINN-MISS2
Start Time:	Saturday, May 28, 2016, 3:00 AM (0300) UTC
End Time:	Saturday, May 28, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Zayo Engineers perform maintenance. An outage of up to 7 hours is expected; however, the entire window is reserved. Backbone traffic will e-route during this maintenance. Workgroup administrators will receive notifications from OESS regarding circuits re-routed on the backbone. This is window 5 of 5.