Unified - Internet2 Advanced Layer 2 Service Network Operations Report
01/16/2017 - 01/22/2017

Unified - Internet2 Advanced Layer 2 Service Network Operations Center
at Indiana University

New Connections

None


Upgrades

None

New Network Resources

None



Unscheduled Outages Summary







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

End Time (UTC)





119204-Normal
1-Critical

Brief Outage Resolved - I2 Optical DWDM System DALL-TULS
Cut or Damaged FiberVendor
01/20/2017 2:47 PM
01/20/2017 2:54 PM






Unscheduled Outages Detail






Ticket No.:11920:144



Subject:Brief Outage Resolved - I2 Optical DWDM System DALL-TULS



Source Of Impact:Vendor



Affected:DWDM System DALL-TULS
AL2S Backbone DALL-TULS
IP Backbone HOUS-KANS, HOUH-TULS
Optical Member ESnet
Optical Member NOAA N-Wave
Optical Member OneNet



Start Time:Friday, January 20, 2017, 2:47 PM (1447) UTC



End Time:Friday, January 20, 2017, 2:54 PM (1454) UTC


Description:The above listed assets are now available to the community following a brief 
outage. Level (3) Communications Engineers reported that the
reason for the outage was a fiber issue in Drumright, OK that impacted 
unprotected services.







Scheduled Maintenances Summary





Ticket Number
Customer Impact
Network Impact
Title

Maintenance Type
Source Of Impact
Start Time (UTC)
End Time (UTC)





11771
3-Elevated
1-Critical

Maintenance Completed - I2 Optical DWDM System DENV-KANS
Circuit
Vendor01/17/2017 7:13 AM
01/17/2017 8:02 AM


11863
3-Elevated
2-High

Maintenance Completed - I2 AL2S Backbone RALE-WASH
HardwareVendor
01/21/2017 3:01 AM
01/21/2017 3:19 AM


11922
3-Elevated
1-Critical

Emergency Maintenance Completed - I2 AL2S Core Node ASHB
Software
Internal01/21/2017 5:01 AM
01/21/2017 5:05 AM




Scheduled Maintenances Detail





Ticket No.:11771:144



Subject:Maintenance Completed - I2 Optical DWDM System DENV-KANS



Source Of Impact:Vendor



Affected:DWDM System DENV-KANS
AL2S Backbone DENV-KANS
IP Backbone KANS-SALT
Optical Member ESnet
Optical Member CENIC
Optical Member NOAA N-Wave
Peer GEANT



Start Time:Tuesday, January 17, 2017, 7:13 AM (0713) UTC



End Time:Tuesday, January 17, 2017, 8:02 AM (0802) UTC


Description:   The above listed assets are now available after Level(3) Communications 
performed maintenance to replace damaged cable on an abandoned Railroad 
bridge in Kansas City, MO. Maintenance has been completed. No further outages 
are expected.



  







Ticket No.:11863:144



Subject:Maintenance Completed - I2 AL2S Backbone RALE-WASH



Source Of Impact:Vendor



Affected:AL2S Backbone RALE-WASH 
IP Backbone ATLA-CLEV



Start Time:Saturday, January 21, 2017, 3:01 AM (0301) UTC



End Time:Saturday, January 21, 2017, 3:19 AM (0319) UTC


Description:   The above listed asset is now available after Level(3) Engineers performed
maintenance to replace an OCLD card in McLean, VA. Maintenance is now complete. No 
further outages are expected.



  







Ticket No.:11922:144



Subject:Emergency Maintenance Completed - I2 AL2S Core Node ASHB



Source Of Impact:Internal



Affected:AL2S Core Node ASHB
AL2S Backbone ASHB-CHIC, ASHB-PITT, ASHB-CLEV & ASHB-WASH
IP Backbone  ASHB-ATLA, ASHB-CHIC, ASHB-NEWY32AOA, ASHB-CLEV & ASHB-
WASH



Start Time:Saturday, January 21, 2017, 5:01 AM (0501) UTC



End Time:Saturday, January 21, 2017, 5:05 AM (0505) UTC


Description:   The above listed assets are now available after Internet2 Engineers performed
maintenance.  Maintenance has been completed. No further outages are expected.



  










Downtime and Availability







Unified - Internet2 Advanced Layer 2 Service Core NodesDown TimeReporting Period Availability52 Week Availability


sdn-sw.reno.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.albu.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.alba.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99338%  100.00000%
sdn-sw.ashb.net.internet2.edu 0 hr 4 min0 hr 0 min 99.96032%100.00000% 99.96462%  100.00000%
sdn-sw.atla.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.96386%  100.00000%
sdn-sw.bato.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.bost.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.char.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.96083%  100.00000%
sdn-sw.chic.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.95402%  100.00000%
sdn-sw.clev.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.colu4.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.dall.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99962%  100.00000%
sdn-sw.denv.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.95269%  99.99924%
sdn-sw.elpa.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.93964%  100.00000%
sdn-sw.eqch.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.houh.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.96367%  100.00000%
sdn-sw.jack.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.95686%  100.00000%
sdn-sw.jcsn.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.kans.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.92639%  100.00000%
sdn-sw.losa.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.96405%  100.00000%
sdn-sw.minn.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.miss2.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99659%  100.00000%
sdn-sw.newy32aoa.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.94815%  100.00000%
sdn-sw.phil.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.97824%  99.99243%
sdn-sw.phoe.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.94323%  100.00000%
sdn-sw.pitt.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.95326%  100.00000%
sdn-sw.port.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.rale.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-sw.salt.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.96708%  100.00000%
sdn-sw.seat.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.92677%  100.00000%
sdn-sw.star.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.94437%  100.00000%
sdn-sw.sunn.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.93869%  100.00000%
sdn-sw.tuls.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.94267%  100.00000%
sdn-sw.wash.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.95023%  100.00000%
sdn-srv2.chic.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
sdn-srv3.chic.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%  100.00000%
      
Aggregate Unified - Internet2 Advanced Layer 2 Service Core Nodes0 hr 4 min0 hr 4 min99.99890%100.00000%99.97303%99.99977%

 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 Advanced Layer 2 Service Backbone CircuitsDown Time
Reporting Period Availability52 Week Availability


I2-ALBA-BOST-100GE-09210
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.89763%99.90444%
I2-ALBA-CLEV-100GE-07735
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.94040%100.00000%
I2-ASHB-CHIC-100GE-11803
               0 hr 4 min0 hr 0 min
               99.96032%100.00000%
               99.68249%99.79942%
I2-ASHB-PITT-100GE-07737
               0 hr 4 min0 hr 0 min
               99.96032%100.00000%
               99.80964%99.92601%
I2-ASHB-WASH-100GE-09106
               0 hr 4 min0 hr 0 min
               99.96032%100.00000%
               99.65959%99.90274%
I2-ASHB-WASH-100GE-11823
               0 hr 4 min0 hr 0 min
               99.96032%100.00000%
               99.58882%99.74682%
I2-ATLA-CHAR-100GE-07739
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               100.00000%100.00000%
I2-ATLA-CINC-100GE-07740
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               100.00000%100.00000%
I2-ATLA-HOUH-10GE-07742
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               100.00000%100.00000%
I2-ATLA-JACK-100GE-07739
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.91863%99.99868%
I2-ATLA-JCSN-100GE-10734
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               100.00000%100.00000%
I2-ATLA-JCSN-100GE-10784
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.25920%99.48853%
I2-ATLA-LOUI-100GE-07740
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.48172%99.65070%
I2-ATLA-CHAR-100GE-07738
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.80662%99.88193%
I2-ATLA-WASH-100GE-54536
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.67075%99.84541%
I2-BATO-HOUH-100GE-08860
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.94796%100.00000%
I2-BATO-JACK-100GE-11005
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.17953%99.38749%
I2-BOST-HART2-100GE-09211
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.98202%99.98354%
I2-CHAR-RALE-100GE-10633
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.94285%99.99849%
I2-CHIC-INDI-100GE-50993
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.93926%99.99981%
I2-CINC-INDI-100GE-51692
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               100.00000%100.00000%
I2-CINC-LOUI-100GE-54197
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.76404%99.77293%
I2-CHIC-COLU4-100GE-11554
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               98.95398%99.11577%
I2-CHIC-KANS-100GE-07745
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.85789%99.99622%
I2-CHIC-STAR-100GE-07743
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.85525%100.00000%
I2-CLEV-EQCH-100GE-66186
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.99149%100.00000%
I2-CLEV-NEWY32AOA-100GE-07735
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               100.00000%100.00000%
I2-CLEV-PITT-100GE-10334
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.89290%99.98448%
I2-CLEV-STAR-100GE-07736
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               100.00000%100.00000%
I2-COLU4-KANS-100GE-11548
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.92620%100.00000%
I2-DALL-HOUH-100GE-07751
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.60793%99.74152%
I2-DALL-TULS-100GE-11300
               0 hr 7 min0 hr 7 min
               99.93056%99.93056%
               99.64786%99.74833%
I2-DENV-ELPA-100GE-07748
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.85222%99.99924%
I2-DENV-KANS-100GE-07746
               0 hr 49 min0 hr 0 min
               99.51389%100.00000%
               99.43063%99.64861%
I2-DENV-SALT-100GE-07747
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.91977%99.99924%
I2-ELPA-HOUH-100GE-07749
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.72639%99.87549%
I2-ELPA-PHOE-100GE-07750
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               100.00000%100.00000%
I2-ELPA-TUCS-100GE-07750
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.91996%100.00000%
I2-EQCH-STAR-100GE-09299
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.91561%99.99981%
I2-EQCH-MINN-100GE-12184
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.48986%99.74152%
I2-HART2-NEWY32AOA-100GE-12947
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.91882%99.98959%
I2-HOUH-HOUS-100GE-09379
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.92980%99.97710%
I2-HOUH-JCSN-100GE-10783
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.89612%99.93245%
I2-HOUH-TULS-100GE-07751
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               100.00000%100.00000%
I2-KANS-MINN-100GE-12675
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.88855%99.96216%
I2-KANS-TULS-100GE-07753
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.80718%99.99981%
I2-LASV-LOSA-100GE-53802
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.96405%100.00000%
I2-LASV-SALT-100GE-07757
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.72336%99.90236%
I2-LOSA-PHOE-100GE-09190
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.80794%99.94494%
I2-LOSA-SUNN-100GE-07755
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.90142%99.99868%
I2-MINN-MISS2-100GE-09130
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.21681%99.54795%
I2-MISS2-SEAT-100GE-13237
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.50008%99.68911%
I2-NEWY23AOA-PHIL-100GE-07759
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.39071%99.48210%
I2-PHIL-WASH-100GE-10867
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.53830%99.66356%
I2-PHOE-TUCS-100GE-11990
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.92791%99.99924%
I2-PORT-SEAT-100GE-08997
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.85411%99.96556%
I2-PORT-SUNN-100GE-10343
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.89536%99.95667%
I2-RALE-WASH-100GE-08888
               0 hr 18 min0 hr 0 min
               99.82143%100.00000%
               99.81153%99.94796%
I2-SALT-SEAT-100GE-08998
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.79810%99.99905%
I2-RENO-SALT-100GE-53725
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.78012%99.84768%
I2-RENO-SUNN-100GE-07766
               0 hr 0 min0 hr 0 min
               100.00000%100.00000%
               99.60661%99.79110%
      
Aggregate All Unified - Internet2 Advanced Layer 2 Service Backbone Circuits
                   1 hr 30 min1 hr 23 min
                   99.98536%99.99886%
                   99.78059%99.88089%


 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.:11923:144



Subject:Maintenance - I2 AL2S Backbone MINN-MISS2



Affected:AL2S Backbone MINN-MISS2
IP Net+ Provider Code42



Start Time:Saturday, January 28, 2017, 4:00 PM (1600) UTC



End Time:Sunday, January 29, 2017, 1:00 AM (0100) UTC



Description:   *Please note the maintenance times have been updated*
The above listed asset will be unavailable while Zayo Engineers perform
maintenance.  An outage 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.:11998:144



Subject:Maintenance - I2 AL2S Participant Metropolitan Research & Education Network



Affected:AL2S Participant Metropolitan Research & Education Network



Start Time:Sunday, January 29, 2017, 11:00 AM (1100) UTC



End Time:Sunday, January 29, 2017, 12:00 PM (1200) UTC



Description:   The above listed asset will be unavailable while Metropolitan Research & Education 
Network Engineers perform software upgrade maintenance.  An outage of 15 minutes is 
expected. The entire window is reserved.



  







Ticket No.:11709:144



Subject:Maintenance - I2 Optical Member Center for Education Network Initiatives in California



Affected:Member Center for Education Network Initiatives in California



Start Time:Sunday, January 29, 2017, 8:00 PM (2000) UTC



End Time:Monday, January 30, 2017, 3:00 AM (0300) UTC



Description:   Member Center for Education Network Initiatives in California's Optical circuit I2-
SEAT-SUNN-100GE-07910 will be unavailable while CENIC Engineers perform 
maintenance. Outages are expected. The entire window is reserved.



  







Ticket No.:11979:144



Subject:Maintenance - I2 Optical Member ESnet



Affected:Member ESnet



Start Time:Tuesday, January 31, 2017, 5:00 AM (0500) UTC



End Time:Tuesday, January 31, 2017, 10:00 AM (1000) UTC



Description:   Member ESnet's Optical circuit ESNET-LBNL-STAR-100GE-07853 will be 
unavailable
while Level(3) Engineers perform maintenance. A brief
outage is expected, however the entire maintenance window has been
reserved.



  







Ticket No.:12003:144



Subject:Maintenance 1 of 2 - I2 AL2S Backbone MINN-MISS2



Affected:AL2S Backbone MINN-MISS2
IP Net+ Provider Code42



Start Time:Monday, February 6, 2017, 6:00 AM (0600) UTC



End Time:Monday, February 6, 2017, 11:00 AM (1100) UTC



Description:   The above listed asset will be unavailable while Zayo Engineers perform
maintenance.  An outage of 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.
This is maintenance window 1 of 2.



  







Ticket No.:11952:144



Subject:Maintenance - I2 Optical Member NOAA N-Wave



Affected:Optical Member NOAA N-Wave



Start Time:Tuesday, February 7, 2017, 5:00 AM (0500) UTC



End Time:Tuesday, February 7, 2017, 11:00 AM (1100) UTC



Description:   Member NOAA N-Wave's Optical circuit I2-ATLA-CHAR-10GE-07618 will be 
unavailable
while MCNC Engineers perform maintenance. A brief
outage is expected, however the entire maintenance window has been
reserved.



  







Ticket No.:12004:144



Subject:Maintenance 2 of 2 - I2 AL2S Backbone MINN-MISS2



Affected:AL2S Backbone MINN-MISS2
IP Net+ Provider Code42



Start Time:Tuesday, February 7, 2017, 6:00 AM (0600) UTC



End Time:Tuesday, February 7, 2017, 11:00 AM (1100) UTC



Description:   The above listed asset will be unavailable while Zayo Engineers perform
maintenance.  An outage of 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.
This is maintenance window 2 of 2.



  







Ticket No.:11730:144



Subject:Maintenance - I2 Optical Circuit GLOBAL-LOND-WASH2-100GE-01601



Affected:



Start Time:Wednesday, February 8, 2017, 5:00 AM (0500) UTC



End Time:Wednesday, February 8, 2017, 10:00 AM (1000) UTC



Description:   *Kindly Note the Updated Maintenance Schedule*
The above listed asset will be unavailable while vendor engineers perform 
maintenance.
Outages are expected. The entire window is reserved.



  







Ticket No.:11925:144



Subject:Maintenance - I2 AL2S Circuit I2-LOSA-SING-100GE-55449



Affected:Internet2 Singapore



Start Time:Saturday, February 11, 2017, 5:00 PM (1700) UTC



End Time:Saturday, February 11, 2017, 7:00 PM (1900) UTC



Description:   The above listed asset will be unavailable while Level(3) Engineers perform
maintenance. An outage of 2 hours is expected. The entire window is reserved.



  







Ticket No.:12018:144



Subject:Maintenance 1 of 2 - I2 Optical DWDM System CHIC-INDI



Affected:DWDM System CHIC-INDI
AL2S Backbone CHIC-INDI
IP Backbone ATLA-CHIC



Start Time:Thursday, February 23, 2017, 5:00 AM (0500) UTC



End Time:Thursday, February 23, 2017, 11:00 AM (1100) UTC



Description:   *Please note corrected End time*

The above listed assets will be unavailable while Level(3)
Communications conducts maintenance to repair fiber in Wolcott, IN.  Outages are
expected. The entire window is reserved. This is maintenance 1 of 2.



  







Ticket No.:12022:144



Subject:Maintenance 2 of 2 - I2 Optical DWDM System CHIC-INDI



Affected:DWDM System CHIC-INDI
AL2S Backbone CHIC-INDI
IP Backbone ATLA-CHIC



Start Time:Friday, February 24, 2017, 5:00 AM (0500) UTC



End Time:Friday, February 24, 2017, 11:00 AM (1100) UTC



Description:   The above listed assets will be unavailable while Level(3)
Communications conducts maintenance to repair fiber in Wolcott, IN.  Outages are
expected. The entire window is reserved. This is maintenance 2 of 2.