CEN Layer 3 Network Operations Report
11/26/2015 - 12/09/2015

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)

38262-High 2-High Brief Outage - CEN Backbone ENRT078C-ENRT156H-9K UndeterminedUndetermined 12/04/2015 11:54 AM 12/04/2015 11:58 AM

Unscheduled Outages Detail


Ticket No.:3826:95
Subject:Brief Outage - CEN Backbone ENRT078C-ENRT156H-9K
Source Of Impact:Undetermined
Affected:Backbone ENRT078C-ENRT156H-9K
Start Time:Friday, December 4, 2015, 11:54 AM (1154) UTC
End Time:Friday, December 4, 2015, 11:58 AM (1158) UTC
Description:Backbone ENRT078C-ENRT156H-9K was briefly unavailable. CEN Engineering has 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)

3627 3-Elevated 3-Elevated Maintenance Completed - CEN Various Member Backbones via Lightower Circuit Vendor12/05/2015 3:26 AM 12/05/2015 10:32 AM

Scheduled Maintenances Detail

Ticket No.:3627:95
Subject:Maintenance Completed - CEN Various Member Backbones via Lightower
Source Of Impact:Vendor
Affected:Member Bridgeport Library: Black Rock Branch
Member Fairfield Public Schools
Member UCONN Stamford
Member Bridgeport Troop G
Member Norwalk Community College
Member Cervalis
Start Time:Saturday, December 5, 2015, 3:26 AM (0326) UTC
End Time:Saturday, December 5, 2015, 10:32 AM (1032) UTC
Description: The above listed member backbones were unavailable while Fibertech Engineers performed maintenance due to road work. Outages were observed throughout the maintenance window. Maintenance has been completed.


Downtime and Availability



CEN Layer 3 Core NodesDown TimeReporting Period Availability52 Week Availability
ENRT002H-9K.net.cen.ct.gov0 hr 0 min100.00000%99.99867%
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.gov7 hr 6 min97.88690%99.91917%
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%99.93094%
ENRT034I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT043B.net.cen.ct.gov0 hr 0 min100.00000%99.86168%
ENRT043C.net.cen.ct.gov0 hr 0 min100.00000%99.98482%
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%99.97211%
ENRT043I.net.cen.ct.gov0 hr 0 min100.00000%99.99981%
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%99.96281%
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%99.98235%
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%99.96281%
ENRT069H-9K.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT069I-ME.net.cen.ct.gov0 hr 0 min100.00000%99.99962%
ENRT074H-9K.net.cen.ct.gov0 hr 0 min100.00000%99.98235%
ENRT074I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT078C-9K.net.cen.ct.gov0 hr 0 min100.00000%99.83739%
ENRT078H-9K.net.cen.ct.gov0 hr 0 min100.00000%99.92866%
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%100.00000%
ENRT089H-9K.net.cen.ct.gov0 hr 0 min100.00000%99.93094%
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 0 min100.00000%100.00000%
ENRT104I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT130H-9K.net.cen.ct.gov0 hr 0 min100.00000%99.93094%
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%100.00000%
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%99.78749%
ENRT156I-ME.net.cen.ct.gov0 hr 0 min100.00000%100.00000%
ENRT162H-9K.net.cen.ct.gov0 hr 0 min100.00000%99.98235%
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 Nodes7 hr 6 min99.96846%99.98416%

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%99.99677%
CEN-034H-151H-10GE-021390 hr 0 min100.00000%99.99886%
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%99.97533%
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%99.92733%
CEN-043H-077V-10GE-029550 hr 0 min100.00000%100.00000%
CEN-043H-078H-10GE-028990 hr 0 min100.00000%100.00000%
CEN-043H-078HH-10GE-021060 hr 0 min100.00000%99.99772%
CEN-043H-078HH-10GE-021110 hr 0 min100.00000%99.99772%
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%99.92733%
CEN-043H-089H-10GE-021100 hr 0 min100.00000%100.00000%
CEN-043H-104H-10GE-021200 hr 0 min100.00000%100.00000%
CEN-043H-151H-10GE-021140 hr 0 min100.00000%100.00000%
CEN-043H-151H-10GE-021150 hr 0 min100.00000%99.99677%
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%99.86472%
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%99.80514%
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%100.00000%
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%100.00000%
CEN-074H-151H-10GE-021400 hr 0 min100.00000%100.00000%
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%99.99791%
CEN-078HH-089H-10GE-021220 hr 0 min100.00000%99.99981%
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%100.00000%
CEN-078HH-156H-10GE-021490 hr 0 min100.00000%99.99962%
CEN-078HH-156H-10GE-021500 hr 0 min100.00000%99.99962%
CEN-078HH-156H-20GE-021470 hr 4 min99.98016%99.99886%
CEN-078HH-162H-10GE-021520 hr 0 min100.00000%100.00000%
CEN-078HH-CAMB-10GE-021510 hr 0 min100.00000%100.00000%
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%99.99962%
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 0 min100.00000%99.99962%
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%100.00000%
CEN-151H-156H-10GE-021370 hr 0 min100.00000%100.00000%
CEN-151H-156H-20GE-021330 hr 0 min100.00000%100.00000%
CEN-151H-162H-10GE-021410 hr 0 min100.00000%100.00000%
CEN-154H-156H-10GE-021590 hr 0 min100.00000%99.99962%
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%99.99753%
CEN-CAMB-SPRG-20G-020060 hr 0 min100.00000%100.00000%

Aggregate All CEN Layer 3 Backbone Circuits0 hr 4 min99.99984%99.99574%




Upcoming Scheduled Maintenances

Ticket No.:3817:95
Subject:Maintenance - CEN Members Waterbury Rowland Center and University of Connecticut Waterbury via Lightower
Affected:Vendor Lightower
Start Time:Saturday, December 12, 2015, 3:00 AM (0300) UTC
End Time:Saturday, December 12, 2015, 4:59 AM (0459) UTC
Description: Members Waterbury Rowland Center and University of Connecticut Waterbury will be unavailable while Lightower Engineers perform Fiber maintenance. An outage is expected and the entire window is reserved.

Ticket No.:3749:95
Subject:Maintenance - CEN Member University of Connecticut via CenturyLink
Affected:Member University of Connecticut
Start Time:Thursday, March 24, 2016, 7:00 AM (0700) UTC
End Time:Thursday, March 24, 2016, 9:00 AM (0900) UTC
Description: Member University of Connecticut will be unavailable while CenturyLink Engineers perform fiber maintenance. An outage of 15 minutes is expected; however, the entire window is reserved.