CEN Layer 3 Network Operations Report
11/09/2017 - 11/22/2017

CEN Layer 3 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)

77853-Elevated 2-High Brief Outage - CEN DWDM System ENON154H-ENON156H UndeterminedUndetermined 11/15/2017 4:03 PM 11/15/2017 4:05 PM
11/15/2017 4:04 PM 11/15/2017 4:07 PM
77931-Critical 1-Critical Outage Resolved - CEN Core Node ENRT034I-ME HardwareInternal 11/15/2017 10:15 PM 11/15/2017 11:06 PM
11/16/2017 2:44 PM 11/16/2017 2:49 PM
11/16/2017 2:55 PM 11/16/2017 2:56 PM
78423-Elevated 3-Elevated Brief Outage - CEN Member Norwich Public Utilities UndeterminedUndetermined 11/22/2017 4:20 PM 11/22/2017 4:50 PM

Unscheduled Outages Detail


Ticket No.:7785:95
Subject:Brief Outage - CEN DWDM System ENON154H-ENON156H
Source Of Impact:Undetermined
Affected:Backbone ENRT095H-9K-ENRT0156H-9K
Backbone ENRT043H-ENRT104H-9K
Backbone ENRT078C-9K-ENRT156H-9K
Backbone ENRT078C-ENRT156H-9K
Start Time:Wednesday, November 15, 2017, 4:03 PM (1603) UTC
End Time:Wednesday, November 15, 2017, 4:05 PM (1605) UTC
Start Time:Wednesday, November 15, 2017, 4:04 PM (1604) UTC
End Time:Wednesday, November 15, 2017, 4:07 PM (1607) UTC
Description:DWDM System ENON154H-ENON156H was briefly unavailable. CEN Engineers have been contacted; however, the reason for outage is pending. Traffic re-routed. Closing.

Ticket No.:7793:95
Subject:Outage Resolved - CEN Core Node ENRT034I-ME
Source Of Impact:Internal
Affected:Core Node ENRT034I-ME
Start Time:Wednesday, November 15, 2017, 10:15 PM (2215) UTC
End Time:Wednesday, November 15, 2017, 11:06 PM (2306) UTC
Start Time:Thursday, November 16, 2017, 2:44 PM (1444) UTC
End Time:Thursday, November 16, 2017, 2:49 PM (1449) UTC
Start Time:Thursday, November 16, 2017, 2:55 PM (1455) UTC
End Time:Thursday, November 16, 2017, 2:56 PM (1456) UTC
Description:Core Node ENRT034I-ME is now available. CEN Engineering was contacted and determined the issue was caused by a failed blade on ENRT034H-9K. The trouble cleared after the card was rebooted. CEN Engineering has replaced the failed blade on ENRT034H-9K. Closing as outage resolved.

Ticket No.:7842:95
Subject:Brief Outage - CEN Member Norwich Public Utilities
Source Of Impact:Undetermined
Affected:Member Norwich Public Utilities
Start Time:Wednesday, November 22, 2017, 4:20 PM (1620) UTC
End Time:Wednesday, November 22, 2017, 4:50 PM (1650) UTC
Description:Member Norwich Public Utilities was briefly unavailable. Norwich Public Utilities Engineers have been contacted; however, the reason for the outage is pending.

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



CEN Layer 3 Core NodesDown TimeReporting Period Availability52 Week Availability
ENRT002H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT002H.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT002I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT015H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT015H.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT015I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT034H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT034I-ME.net.cen.ct.gov0 hr 57 min99.71726%99.98918%
ENRT043B.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043C.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043D.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043E.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043F.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043G.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043H.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043I.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043P.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043Q.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043R.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043RRV6.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043U.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT049H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT049I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT062H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT062H.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT062I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT064H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT064H.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT064I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT064W.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT064X.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT069H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT069I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT074H-9K.net.cen.ct.gov0 hr 0 min100.00000%99.99032%
ENRT074I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT078C-9K.net.cen.ct.gov0 hr 0 min100.00000%99.96414%
ENRT078H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT078I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT080H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT080I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT083H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT083I-ME.net.cen.ct.gov0 hr 0 min100.00000%99.74917%
ENRT089H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT089I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT095H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT095H.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT095I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT095R.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT104H-9K.net.cen.ct.gov0 hr 30 min99.85119%99.99431%
ENRT104I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT130H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT130I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT135H-9K.net.cen.ct.gov0 hr 0 min100.00000%99.98406%
ENRT135H.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT135I-ME.net.cen.ct.gov0 hr 0 min100.00000%99.98311%
ENRT151H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT151H.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT151I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT154H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT154I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT156H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT156I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT162H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT162I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRTCAMB.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRTCAMB-A.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRTSPRG.net.cen.ct.gov0 hr 0 min100.00000%100.00000%

Aggregate CEN Layer 3 Core Nodes1 hr 27 min99.99356%99.99484%

CEN Layer 3 Backbone CircuitsDown TimeReporting Period Availability52 Week Availability
CEN-002H-002H-10GE-021630 hr 0 min100.00000%100.00000%
CEN-002H-151H-10GE-021420 hr 0 min100.00000%100.00000%
CEN-002H-156H-10GE-021300 hr 0 min100.00000%100.00000%
CEN-015H-015H-GIGE-021680 hr 0 min100.00000%100.00000%
CEN-015H-135H-10GE-015190 hr 0 min100.00000%100.00000%
CEN-015H-151H-10GE-021340 hr 0 min100.00000%100.00000%
CEN-015H-156H-10GE-021430 hr 0 min100.00000%100.00000%
CEN-034H-034H-10GE-021710 hr 0 min100.00000%100.00000%
CEN-034H-151H-10GE-021390 hr 0 min100.00000%100.00000%
CEN-034H-156H-10GE-021310 hr 0 min100.00000%100.00000%
CEN-043H-043H-10GE-019920 hr 0 min100.00000%100.00000%
CEN-043H-043H-10GE-019930 hr 0 min100.00000%100.00000%
CEN-043H-043H-10GE-019950 hr 0 min100.00000%100.00000%
CEN-043H-043H-10GE-020970 hr 0 min100.00000%100.00000%
CEN-043H-043H-10GE-022030 hr 0 min100.00000%100.00000%
CEN-043H-043H-10GE-022070 hr 0 min100.00000%100.00000%
CEN-043H-043H-10GE-022080 hr 0 min100.00000%100.00000%
CEN-043H-043H-10GE-022570 hr 0 min100.00000%100.00000%
CEN-043H-043H-20G-019940 hr 0 min100.00000%100.00000%
CEN-043H-043H-20GE-022010 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-016650 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-016850 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-016860 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-016950 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-016960 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-016970 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-016990 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-017000 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-017010 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-019410 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-019440 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-019450 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-019650 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-019660 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-020350 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-020360 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-020680 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-020690 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-020940 hr 0 min100.00000%100.00000%
CEN-043H-043H-GIGE-020950 hr 0 min100.00000%100.00000%
CEN-043H-062H-10GE-021160 hr 0 min100.00000%100.00000%
CEN-043H-064H-10GE-021080 hr 0 min100.00000%100.00000%
CEN-043H-064H-10GE-037170 hr 0 min100.00000%100.00000%
CEN-043H-064HH-10GE-019320 hr 0 min100.00000%100.00000%
CEN-043H-064HH-20G-019340 hr 0 min100.00000%100.00000%
CEN-043H-069H-10GE-021130 hr 0 min100.00000%100.00000%
CEN-043H-077V-10GE-029550 hr 0 min100.00000%98.25573%
CEN-043H-078H-10GE-028990 hr 0 min100.00000%100.00000%
CEN-043H-078HH-10GE-021060 hr 0 min100.00000%100.00000%
CEN-043H-078HH-10GE-021110 hr 0 min100.00000%100.00000%
CEN-043H-078HH-10GE-022540 hr 0 min100.00000%100.00000%
CEN-043H-078HH-10GE-022550 hr 0 min100.00000%100.00000%
CEN-043H-078HH-20GE-022020 hr 0 min100.00000%100.00000%
CEN-043H-078HH-20GE-022530 hr 0 min100.00000%100.00000%
CEN-043H-080H-10GE-021120 hr 0 min100.00000%100.00000%
CEN-043H-083H-10GE-021190 hr 0 min100.00000%100.00000%
CEN-043H-089H-10GE-021100 hr 0 min100.00000%100.00000%
CEN-043H-104H-10GE-021200 hr 5 min99.97520%99.99715%
CEN-043H-151H-10GE-021140 hr 0 min100.00000%100.00000%
CEN-043H-151H-10GE-021150 hr 0 min100.00000%100.00000%
CEN-043H-151H-10GE-021530 hr 0 min100.00000%100.00000%
CEN-043H-156H-10GE-021170 hr 0 min100.00000%100.00000%
CEN-043H-156H-10GE-021180 hr 0 min100.00000%100.00000%
CEN-043H-156H-20GE-021070 hr 0 min100.00000%100.00000%
CEN-043H-SPRG-10GE-035610 hr 0 min100.00000%100.00000%
CEN-049H-049H-10GE-021800 hr 0 min100.00000%100.00000%
CEN-049H-078HH-10GE-021210 hr 0 min100.00000%100.00000%
CEN-062H-062H-10GE-021740 hr 0 min100.00000%100.00000%
CEN-062H-156H-10GE-021440 hr 0 min100.00000%100.00000%
CEN-064B-064H-10GE-022770 hr 0 min100.00000%100.00000%
CEN-064H-064H-10GE-021750 hr 0 min100.00000%100.00000%
CEN-064H-078HH-10GE-021230 hr 0 min100.00000%99.99829%
CEN-064HH-064HH-GIGE-017860 hr 0 min100.00000%100.00000%
CEN-064HH-064HH-GIGE-017870 hr 0 min100.00000%100.00000%
CEN-064HH-CAMB-GIGE-020920 hr 0 min100.00000%100.00000%
CEN-069H-078HH-10GE-021240 hr 0 min100.00000%100.00000%
CEN-074H-074H-10GE-022300 hr 0 min100.00000%100.00000%
CEN-074H-078HH-10GE-021450 hr 0 min100.00000%99.93226%
CEN-074H-151H-10GE-021400 hr 0 min100.00000%99.84631%
CEN-078H-078H-GIGE-029470 hr 0 min100.00000%100.00000%
CEN-078H-078H-GIGE-029480 hr 0 min100.00000%100.00000%
CEN-078H-078H-GIGE-029490 hr 0 min100.00000%100.00000%
CEN-078H-162H-10GE-021600 hr 0 min100.00000%100.00000%
CEN-078HH-078HH-10GE-022340 hr 0 min100.00000%100.00000%
CEN-078HH-078HH-10GE-022390 hr 0 min100.00000%100.00000%
CEN-078HH-078HH-10GE-029110 hr 0 min100.00000%100.00000%
CEN-078HH-078HH-10GE-029460 hr 0 min100.00000%100.00000%
CEN-078HH-078HH-20GE-022520 hr 0 min100.00000%100.00000%
CEN-078HH-083H-10GE-021260 hr 0 min100.00000%100.00000%
CEN-078HH-089H-10GE-021220 hr 0 min100.00000%100.00000%
CEN-078HH-095H-10GE-021270 hr 0 min100.00000%100.00000%
CEN-078HH-104H-10GE-021250 hr 0 min100.00000%100.00000%
CEN-078HH-104H-10GE-022510 hr 0 min100.00000%100.00000%
CEN-078HH-154H-10GE-021280 hr 0 min100.00000%99.99810%
CEN-078HH-156H-10GE-021490 hr 5 min99.97520%99.36589%
CEN-078HH-156H-10GE-021500 hr 5 min99.97520%99.36779%
CEN-078HH-156H-30GE-021470 hr 0 min100.00000%99.99279%
CEN-078HH-162H-10GE-021520 hr 0 min100.00000%100.00000%
CEN-078HH-CAMB-10GE-021510 hr 0 min100.00000%99.96262%
CEN-078HH-CAMB-20GE-021460 hr 0 min100.00000%100.00000%
CEN-080H-080H-10GE-022350 hr 0 min100.00000%100.00000%
CEN-080H-083H-10GE-021550 hr 0 min100.00000%100.00000%
CEN-080H-156H-10GE-021540 hr 0 min100.00000%100.00000%
CEN-083H-083H-10GE-022360 hr 0 min100.00000%100.00000%
CEN-095H-095H-GIGE-019670 hr 0 min100.00000%100.00000%
CEN-095H-095H-GIGE-019680 hr 0 min100.00000%100.00000%
CEN-095H-156H-10GE-021570 hr 5 min99.97520%99.99715%
CEN-130H-151H-10GE-021380 hr 0 min100.00000%100.00000%
CEN-130H-156H-10GE-021580 hr 0 min100.00000%100.00000%
CEN-135H-135H-GIGE-019760 hr 0 min100.00000%100.00000%
CEN-135H-151H-10GE-021610 hr 0 min100.00000%100.00000%
CEN-135H-156H-10GE-021620 hr 0 min100.00000%100.00000%
CEN-151H-156H-10GE-021360 hr 0 min100.00000%99.99981%
CEN-151H-156H-10GE-021370 hr 0 min100.00000%99.99981%
CEN-151H-156H-20GE-021330 hr 0 min100.00000%99.99981%
CEN-151H-162H-10GE-021410 hr 0 min100.00000%99.77857%
CEN-154H-156H-10GE-021590 hr 0 min100.00000%100.00000%
CEN-156H-156H-GIGE-022150 hr 0 min100.00000%100.00000%
CEN-CAMB-CAMB-ECHN-023130 hr 0 min100.00000%100.00000%
CEN-CAMB-CAMB-ECHN-023140 hr 0 min100.00000%100.00000%
CEN-CAMB-SPRG-10GE-020080 hr 0 min100.00000%100.00000%
CEN-CAMB-SPRG-20G-020060 hr 0 min100.00000%100.00000%

Aggregate All CEN Layer 3 Backbone Circuits0 hr 20 min99.99919%99.97125%




Upcoming Scheduled Maintenances

Ticket No.:7868:95
Subject:Maintenance - CEN Member Backbone ENRT144T-ENRT002H-EX1
Affected:Member Backbone ENRT144T-ENRT002H-EX1
Start Time:Wednesday, November 29, 2017, 3:30 PM (1530) UTC
End Time:Wednesday, November 29, 2017, 7:00 PM (1900) UTC
Description: Member Backbone ENRT144T-ENRT002H-EX1 will be unavailable while CEN Engineers perform circuit maintenance. An outage is expected and the entire window is reserved. Traffic will reroute.

Ticket No.:7736:95
Subject:Maintenance - CEN Core Node ENRT078HHH-MX (Software Upgrade to 16.1R5)
Affected:Core Node ENRT078HHH-MX
Start Time:Sunday, December 3, 2017, 7:00 AM (0700) UTC
End Time:Sunday, December 3, 2017, 10:00 AM (1000) UTC
Description: CEN will be upgrading the JunOS software/firmware of the MX960 at Storrs, ENRT078HHH-MX from version 13.3R9.13 to 16.1R5. Single-homed platforms may be impacted during this event, as well as intermittent period of successes during route convergence. A conference bridge will be opened to facilitate pre + post checks. Join WebEx meeting https://uconn-cmr.webex.com/uconn-cmr/j.php? MTID=mf32e40386ad1fa371a6e87330646c61e Meeting number (access code): 318 455 246 Join by phone +1-415-655-0002 US Toll

Ticket No.:7806:95
Subject:Maintenance - CEN Core Node ENRT156h-MX1
Affected:Core Node ENRT156H-MX1
Start Time:Sunday, December 10, 2017, 7:00 AM (0700) UTC
End Time:Sunday, December 10, 2017, 10:00 AM (1000) UTC
Description: Core Node ENRT156h-MX1 will be unavailable while CEN Engineers upgrade the JunOS software/firmware. Outages are expected and the entire window is reserved. Multi-homed traffic will re-route.

Ticket No.:7810:95
Subject:Maintenance - CEN Core Node ENRT064HHH-MX (Software Upgrade to 16.1R5)
Affected:Core Node ENRT064HHH-MX
Start Time:Sunday, December 17, 2017, 7:00 AM (0700) UTC
End Time:Sunday, December 17, 2017, 10:00 AM (1000) UTC
Description: CEN will be upgrading the JunOS software/firmware of the MX960 at Hartford, ENRT064HHH-MX (CORE-NODE). Single-homed platforms may be impacted during this event, as well as intermittent period of successes during route convergence. A conference bridge will be opened to facilitate pre + post checks. Join WebEx meeting https://uconn-cmr.webex.com/uconn-cmr/j.php?MTID=md418e8ace4380821bfe863969ebc7aef Meeting number (access code): 311 542 380 Join by phone +1-415-655-0002 US Toll