Generated Report for Unified

Unified - Internet2 IP Network Operations Report
03/21/2016 - 03/27/2016

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)*

7733	4-Normal	1-Critical	Brief Outage Resolved - I2 Optical DWDM System DETR-EQCH	Human Error	Vendor	03/22/2016 7:45 PM	03/22/2016 7:46 PM
7742	4-Normal	2-High	Brief Outage Resolved - I2 AL2S Backbone ASHB-CHIC	Undetermined	Undetermined	03/23/2016 3:25 PM	03/23/2016 3:26 PM
7749	4-Normal	2-High	Brief Outage - I2 AL2S Backbone LOSA-SUNN	Undetermined	Undetermined	03/23/2016 10:51 PM	03/23/2016 10:52 PM
7757	4-Normal	1-Critical	Outage Resolved - I2 Optical DWDM System BATO-JACK	Cut or Damaged Fiber	Vendor	03/24/2016 4:16 PM	03/24/2016 5:41 PM
						03/24/2016 11:45 PM	03/24/2016 11:47 PM
7759	4-Normal	1-Critical	Brief Outage Resolved - I2 Optical Various Circuits	Human Error	Vendor	03/24/2016 6:51 PM	03/24/2016 6:52 PM
7778	4-Normal	2-High	Brief Outage - I2 AL2S Backbone BATO-JACK	Undetermined	Undetermined	03/25/2016 1:59 PM	03/25/2016 2:00 PM

Unscheduled Outages Detail

Ticket No.:	7733:144
Subject:	Brief Outage Resolved - I2 Optical DWDM System DETR-EQCH
Source Of Impact:	Vendor
Affected:	DWDM System DETR-EQCH AL2S Backbone ASHB-CHIC AL2S Backbone CLEV-EQCH IP Backbone CHIC-CLEV
Start Time:	Tuesday, March 22, 2016, 7:45 PM (1945) UTC
End Time:	Tuesday, March 22, 2016, 7:46 PM (1946) UTC
Description:	The above listed assets were briefly unavailable to the community. Level (3) Communications Engineers were contacted and determined that the reason for the outage was a fiber bump during a fiber mining event. No further outages are expected.

Ticket No.:	7742:144
Subject:	Brief Outage Resolved - I2 AL2S Backbone ASHB-CHIC
Source Of Impact:	Undetermined
Affected:	AL2S Backbone ASHB-CHIC IP Backbone ASHB-CHIC & CHIC-WASH
Start Time:	Wednesday, March 23, 2016, 3:25 PM (1525) UTC
End Time:	Wednesday, March 23, 2016, 3:26 PM (1526) UTC
Description:	The above listed asset was briefly unavailable. Internet2 Engineers have investigated the issue and the reason for the outage is undetermined. Workgroup administrators receive notifications from OESS regarding circuits re-routed on the backbone.

Ticket No.:	7749:144
Subject:	Brief Outage - I2 AL2S Backbone LOSA-SUNN
Source Of Impact:	Undetermined
Affected:	AL2S Backbone LOSA-SUNN IP Backbone LOSA-SEAT
Start Time:	Wednesday, March 23, 2016, 10:51 PM (2251) UTC
End Time:	Wednesday, March 23, 2016, 10:52 PM (2252) UTC
Description:	The above listed asset is available after a brief outage. Internet2 Engineers have advised that the reason for the outage is undetermined. Workgroup administrators receive notifications from OESS regarding circuits re-routed on the backbone.

Ticket No.:	7757:144
Subject:	Outage Resolved - I2 Optical DWDM System BATO-JACK
Source Of Impact:	Vendor
Affected:	DWDM System BATO-JACK AL2S Backbone BATO-JACK IP Backbone ATLA-HOUS Optical Member NOAA N-Wave
Start Time:	Thursday, March 24, 2016, 4:16 PM (1616) UTC
End Time:	Thursday, March 24, 2016, 5:41 PM (1741) UTC
Start Time:	Thursday, March 24, 2016, 11:45 PM (2345) UTC
End Time:	Thursday, March 24, 2016, 11:47 PM (2347) UTC
Description:	The above listed assets are now available to the community. Level (3) Communications Engineers have determined that the outage was due to a fiber disturbance in Mobile, AL. Work to repair the issue has been completed.

Ticket No.:	7759:144
Subject:	Brief Outage Resolved - I2 Optical Various Circuits
Source Of Impact:	Vendor
Affected:	Optical Member ESnet AL2S Backbone ASHB-CHIC IP Backbone AHSB-CHIC IP Backbone CHIC-WASH
Start Time:	Thursday, March 24, 2016, 6:51 PM (1851) UTC
End Time:	Thursday, March 24, 2016, 6:52 PM (1852) UTC
Description:	The above listed is available after a brief outage. Level(3) Communications were contacted and determined that the reason for the outage was a fiber bump during a fiber mining event in Chicago, IL. No further outages are expected.

Ticket No.:	7778:144
Subject:	Brief Outage - I2 AL2S Backbone BATO-JACK
Source Of Impact:	Undetermined
Affected:	AL2S Backbone BATO-JACK IP Backbone ATLA-HOUS
Start Time:	Friday, March 25, 2016, 1:59 PM (1359) UTC
End Time:	Friday, March 25, 2016, 2:00 PM (1400) UTC
Description:	The above listed asset is available after a brief outage. Internet2 Engineers have advised that the RFO is undetermined. 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%	99.90955%	99.98827%
Layer3 AL3S Backbone ASHB-ATLA Commodity VLAN 55204	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.91693%	99.93794%
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 2 min	0 hr 2 min	99.98016%	99.98016%	99.83576%	99.88987%
Layer3 AL3S Backbone ASHB-CLEV R&E VLAN 55197	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.96764%	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%	99.10101%	99.23384%
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%	99.98392%	100.00000%
Layer3 AL3S Backbone ASHB-WASH Commodity VLAN 55205	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.98316%	100.00000%
I2-CHIC-WASH-VLAN-12131	0 hr 2 min	0 hr 2 min	99.98016%	99.98016%	99.70235%	99.83840%
I2-CHIC-WASH-VLAN-12132	0 hr 2 min	0 hr 2 min	99.98016%	99.98016%	99.70235%	99.83840%
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%	99.69895%	99.86017%
R&E 100G Backbone: I2-ATLA-HOUS-VLAN-09182	1 hr 28 min	1 hr 28 min	99.12698%	99.12698%	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%	99.78656%	99.83443%
R&E 100G Backbone: I2-CHIC-CLEV-VLAN-09180	0 hr 1 min	0 hr 1 min	99.99008%	99.99008%	99.69138%	99.85449%
R&E 100G Backbone: I2-CHIC-KANS-VLAN-09183	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.92772%	99.99659%
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%	99.72563%	99.89214%
R&E 100G Backbone: I2-HOUS-KANS-VLAN-09184	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.49648%	99.61947%
R&E 100G Backbone: I2-HOUS-LOSA-VLAN-09189	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.57217%	99.66451%
R&E 100G Backbone: I2-KANS-SALT-VLAN-09185	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.71030%	99.85222%
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	0 hr 1 min	0 hr 1 min	99.99008%	99.99008%	99.77937%	99.88495%
R&E 100G Backbone: I2-LOSA-SEAT-VLAN-09328	0 hr 1 min	0 hr 1 min	99.99008%	99.99008%	99.77937%	99.88495%
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%	99.01056%	99.13393%
R&E 100G Backbone: I2-SALT-SEAT-VLAN-09186	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.71692%	99.74871%
R&E 100G Backbone: I2-SALT-SEAT-VLAN-09327	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.71692%	99.74871%
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%	99.78656%	99.83443%
Legacy 10G Backbone: I2-ATLA-CHIC-10GE-05419	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.73774%	99.93510%
Legacy 10G Backbone: I2-ATLA-HOUS-10GE-05423	1 hr 27 min	1 hr 27 min	99.13690%	99.13690%	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 1 min	0 hr 1 min	99.99008%	99.99008%	99.82724%	99.87114%
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%	99.89839%	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%	99.61437%	99.68343%
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	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.91807%	99.99962%
Legacy 10G Backbone: I2-KANS-SALT-10GE-05566	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.76442%	99.87152%
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	0 hr 0 min	0 hr 0 min	100.00000%	100.00000%	99.81532%	99.85846%
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%	99.95875%	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	3 hr 5 min	0 hr 0 min	99.96991%	99.96991%	99.83566%	99.88653%

Upcoming Scheduled Maintenances

Ticket No.:	7847:144
Subject:	Maintenance - I2 Optical Member Southern Crossroads
Affected:	Member Southern Crossroads
Start Time:	Friday, April 1, 2016, 2:00 PM (1400) UTC
End Time:	Friday, April 1, 2016, 6:00 PM (1800) UTC
Description:	The above listed asset will be unavailable while Starlight engineers perform maintenance in order to clear errors on the circuit. An outage is expected. The entire window is reserved.

Ticket No.:	7841:144
Subject:	Maintenance - I2 AL2S Participant Indiana Gigapop
Affected:	IP Connector Indiana Gigapop and its Participants
Start Time:	Saturday, April 2, 2016, 4:00 AM (0400) UTC
End Time:	Saturday, April 2, 2016, 10:00 AM (1000) UTC
Description:	The above listed asset will be unavailable while Indiana Gigapop Engineers perform core node maintenance. An outage is expected. The entire window is reserved.

Ticket No.:	7659:144
Subject:	Maintenance - I2 AL2S Circuit I2-LOSA-SING-100GE-55449
Affected:
Start Time:	Saturday, April 2, 2016, 3:00 PM (1500) UTC
End Time:	Sunday, April 3, 2016, 10:00 AM (1000) UTC
Description:	The above listed asset will be unavailable while Level(3) Engineers perform maintenance. An outage of 6 hours is expected. The entire window is reserved.

Ticket No.:	7721:144
Subject:	Maintenance 1 of 2 - I2 Various Optical Circuits (Northern Tier)
Affected:	AL2S Backbones MINN-MISS2 & EQCH-MINN Net+ Provider Code42 Participant Northern Lights Gigapop
Start Time:	Monday, April 4, 2016, 6:00 AM (0600) UTC
End Time:	Monday, April 4, 2016, 11:00 AM (1100) UTC
Description:	The above listed assets will be unavailable while Zayo performs a maintenance. An outage is expected. The entire window is reserved. Backbone traffic will re-route during this maintenance. Workgroup administrators will receive notifications regarding circuits rerouted on the backbones. This is maintenance window 1 of 2.

Ticket No.:	7722:144
Subject:	Maintenance 2 of 2 - I2 Various Optical Circuits (Northern Tier)
Affected:	AL2S Backbones MINN-MISS2 & EQCH-MINN Net+ Provider Code42 Participant Northern Lights Gigapop
Start Time:	Tuesday, April 5, 2016, 6:00 AM (0600) UTC
End Time:	Tuesday, April 5, 2016, 11:00 AM (1100) UTC
Description:	The above listed assets will be unavailable while Zayo performs a maintenance. An outage is expected. The entire window is reserved. Backbone traffic will re-route during this maintenance. Workgroup administrators will receive notifications regarding circuits rerouted on the backbones. This is maintenance window 2 of 2.

Ticket No.:	7797:144
Subject:	Maintenance - I2 Optical Member NOAA N-Wave
Affected:
Start Time:	Tuesday, April 5, 2016, 4:00 PM (1600) UTC
End Time:	Tuesday, April 5, 2016, 10:00 PM (2200) UTC
Description:	Member NOAA N-Wave's Optical circuits I2-ATLA-DENV-10GE-07656 and I2-DENV-SALT-10GE-12107 will be unavailable while NOAA N-Wave Engineers perform maintenance. A outage of 3 hours is expected, however the entire maintenance window has been reserved.

Ticket No.:	7842:144
Subject:	Maintenance - I2 Optical Member ESnet
Affected:
Start Time:	Thursday, April 7, 2016, 10:00 PM (2200) UTC
End Time:	Friday, April 8, 2016, 1:00 AM (0100) UTC
Description:	Member ESnet's above listed optical circuits will be unavailable while ESnet Engineers perform maintenance. A brief outage is expected, however the entire maintenance window has been reserved.

Ticket No.:	7769:144
Subject:	Maintenance - I2 Optical Various DWDM Systems
Affected:	DWDM Systems SACR-SUNN, SLAC-SUNN, & SNLL-SUNN AL2S Backbone PORT-SUNN IP Backbone LOSA-SEAT Optical Members PNWGP, CENIC, & ESnet
Start Time:	Friday, April 8, 2016, 7:00 AM (0700) UTC
End Time:	Friday, April 8, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets are expected to remain available while Internet2 Network Engineers perform hardware maintenance. An outage is not expected; however, the entire window is reserved. Should an outage occur, backbone traffic will re- route. Workgroup administrators will receive notifications from OESS regarding circuits re-routed on the backbone.

Ticket No.:	7819:144
Subject:	Maintenance 1 of 5 - I2 Various Optical Circuits (Northern Tier)
Affected:	AL2S Backbones MINN-MISS2 & EQCH-MINN Net+ Provider Code42 Participant Northern Lights Gigapop
Start Time:	Tuesday, April 19, 2016, 3:00 AM (0300) UTC
End Time:	Tuesday, April 19, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Zayo performs maintenance to replace an entire splice enclosure in Minneapolis, MN. An outage of up to three hours is expected. The entire window is reserved. Backbone traffic will re-route during this maintenance. Workgroup administrators will receive notifications regarding circuits rerouted on the backbones. Please note this is maintenance window 1 of 5.

Ticket No.:	7820:144
Subject:	Maintenance 2 of 5 - I2 Various Optical Circuits (Northern Tier)
Affected:	AL2S Backbones MINN-MISS2 & EQCH-MINN Net+ Provider Code42 Participant Northern Lights Gigapop
Start Time:	Wednesday, April 20, 2016, 3:00 AM (0300) UTC
End Time:	Wednesday, April 20, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Zayo performs maintenance to replace an entire splice enclosure in Minneapolis, MN. An outage of up to three hours is expected. The entire window is reserved. Backbone traffic will re-route during this maintenance. Workgroup administrators will receive notifications regarding circuits rerouted on the backbones. Please note this is maintenance window 2 of 5.

Ticket No.:	7821:144
Subject:	Maintenance 3 of 5 - I2 Various Optical Circuits (Northern Tier)
Affected:	AL2S Backbones MINN-MISS2 & EQCH-MINN Net+ Provider Code42 Participant Northern Lights Gigapop
Start Time:	Thursday, April 21, 2016, 3:00 AM (0300) UTC
End Time:	Thursday, April 21, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Zayo performs maintenance to replace an entire splice enclosure in Minneapolis, MN. An outage of up to three hours is expected. The entire window is reserved. Backbone traffic will re-route during this maintenance. Workgroup administrators will receive notifications regarding circuits rerouted on the backbones. Please note this is maintenance window 3 of 5.

Ticket No.:	7822:144
Subject:	Maintenance 4 of 5 - I2 Various Optical Circuits (Northern Tier)
Affected:	AL2S Backbones MINN-MISS2 & EQCH-MINN Net+ Provider Code42 Participant Northern Lights Gigapop
Start Time:	Friday, April 22, 2016, 3:00 AM (0300) UTC
End Time:	Friday, April 22, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Zayo performs maintenance to replace an entire splice enclosure in Minneapolis, MN. An outage of up to three hours is expected. The entire window is reserved. Backbone traffic will re-route during this maintenance. Workgroup administrators will receive notifications regarding circuits rerouted on the backbones. Please note this is maintenance window 4 of 5.

Ticket No.:	7823:144
Subject:	Maintenance 5 of 5 - I2 Various Optical Circuits (Northern Tier)
Affected:	AL2S Backbones MINN-MISS2 & EQCH-MINN Net+ Provider Code42 Participant Northern Lights Gigapop
Start Time:	Saturday, April 23, 2016, 3:00 AM (0300) UTC
End Time:	Saturday, April 23, 2016, 10:00 AM (1000) UTC
Description:	The above listed assets will be unavailable while Zayo performs maintenance to replace an entire splice enclosure in Minneapolis, MN. An outage of up to three hours is expected. The entire window is reserved. Backbone traffic will re-route during this maintenance. Workgroup administrators will receive notifications regarding circuits rerouted on the backbones. Please note this is maintenance window 5 of 5.