Ticket No.: | 1103:144 |
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 IP Connector Sun Corridor (LOSA)* IP Connector CENIC (HOUS)* |
Start Time: | Monday, October 20, 2014, 3:10 PM (1510) UTC |
End Time: | Tuesday, October 21, 2014, 6:10 AM (0610) UTC |
Description: | The above-listed was unavailable to the community. Level 3
has indicated that the reason for the outage was fiber damage caused by
construction. The fiber has been repaired and no future outages are expected.
* indicates entity is multihomed and therefore remained reachable. |
|
Ticket No.: | 1162:144 |
Subject: | Brief Outage Resolved - I2 Optical Various Circuits |
Source Of Impact: | Vendor |
Affected: | AL2S Backbone PORT-SEAT IP Backbone LOSA-SEAT |
Start Time: | Thursday, October 23, 2014, 5:33 AM (0533) UTC |
End Time: | Thursday, October 23, 2014, 5:34 AM (0534) UTC |
Description: | The above listed Optical circuit was briefly unavailable. Level(3) Communications has
been contacted. The reason for the outage is was due to preparation work being done for
the emergency maintenance being tracked in ticket 1154:144. This maintenance is
currently active and extends to 13:00 UTC. |
|
Ticket No.: | 1166:144 |
Subject: | Brief Outage - I2 Optical DWDM BOST-HART2 |
Source Of Impact: | Undetermined |
Affected: | AL2S Backbone BOST-HART2 IP Backbone CLEV-NEWY32AOA |
Start Time: | Thursday, October 23, 2014, 6:13 PM (1813) UTC |
End Time: | Thursday, October 23, 2014, 6:14 PM (1814) UTC |
Description: | The above listed assets were briefly unavailable. Level(3) Engineers
have been engaged. No RFO is available at this time. Layer2 and
Layer3 Backbones re-routed during the event. Workgroup administrators
receive notifications from OESS regarding circuits re-routed on the
backbone. |
|
Ticket No.: | 1192:144 |
Subject: | Brief Outage - I2 AL2S Backbone BOST-HART2 |
Source Of Impact: | Vendor |
Affected: | AL2S Backbone BOST-HART2 IP Backbone CLEV-NEWY32AOA |
Start Time: | Saturday, October 25, 2014, 4:19 AM (0419) UTC |
End Time: | Saturday, October 25, 2014, 4:20 AM (0420) UTC |
Description: | Backbone BOST-HART2 was briefly unavailable. Internet2 Engineers have indicated
that the reason for the outage was a hardware failure, resolved by hardware
replacement. Layer 2 and 3 backbone traffic re-routed during the outage. Workgroup
administrators receive notifications from OESS regarding circuits re-routed on the
backbone. |
|
Ticket No.: | 690:144 |
Subject: | Maintenance 1 of 2 Completed - I2 Optical DWDM System LASV-LOSA |
Source Of Impact: | Vendor |
Affected: | DWDM System LASV-LOSA AL2S Backbone LOSA-SALT IP Backbone LOSA-SALT |
Start Time: | Monday, October 20, 2014, 7:42 AM (0742) UTC |
End Time: | Monday, October 20, 2014, 8:09 AM (0809) UTC |
Description: | DWDM System LASV-LOSA was unavailable while Level(3) Communications
relocated
backbone cable in San Bernardino, CA. An outage was experienced. This window of
the maintenance has been completed.
*This is maintenance window 1 of 2* |
| |
Ticket No.: | 1100:144 |
Subject: | Emergency Maintenance Completed - I2 AL2S Backbone PHOE-TULS |
Source Of Impact: | Internal |
Affected: | AL2S Backbone PHOE-TULS IP Backbone HOUS-LOSA |
Start Time: | Monday, October 20, 2014, 10:21 AM (1021) UTC |
End Time: | Monday, October 20, 2014, 10:35 AM (1035) UTC |
Description: | The above listed was briefly unavailable while Internet2 Engineers
with the assistance of Level(3) Communication technicians performed a
maintenance to replace a faulty card on the Core Node in Tucson, AZ. A
brief outage was experienced. This maintenance has been completed. |
| |
Ticket No.: | 1046:144 |
Subject: | Maintenance Completed - I2 Optical Circuit I2-BOST-HART2-100GE-12807 |
Source Of Impact: | Vendor |
Affected: | AL2S Backbone BOST-HART2 IP Backbone CLEV-NEWY32AOA |
Start Time: | Thursday, October 23, 2014, 4:46 AM (0446) UTC |
End Time: | Thursday, October 23, 2014, 5:09 AM (0509) UTC |
Description: | The above listed assets were unavailable while Level(3) Communications performed
hardware replacement in Hartford, CT. Maintenance has been completed. No further
outages are expected. IP and AL2S Backbones re-routed during the event. Workgroup
administrators receive notifications from OESS regarding circuits re-routed on the
backbone. |
| |
Ticket No.: | 1154:144 |
Subject: | Emergency Maintenance Completed - I2 Optical DWDM System PORT-SEAT |
Source Of Impact: | Vendor |
Affected: | Optical DWDM System LACY-SEAT AL2S Backbone PORT-SEAT IP Backbone LOSA-SEAT NDDI Backbone LOSA-SEAT |
Start Time: | Thursday, October 23, 2014, 8:46 AM (0846) UTC |
End Time: | Thursday, October 23, 2014, 9:28 AM (0928) UTC |
Description: | The above listed are now available after Level 3 Communications
performed fiber
maintenance. Level(3) has confirmed they are hands off at the
worksite. No further outages are expected. Layer 2 and 3 backbone
traffic will re-route during this maintenance. Workgroup
administrators will receive notifications from OESS regarding circuits
re-routed on the backbone. |
| |
Ticket No.: | 1059:144 |
Subject: | Maintenance Completed - I2 Optical Various Circuits (Northern Tier) |
Source Of Impact: | Vendor |
Affected: | Northern Tier Optical Circuits Optical Member Canarie Net+ Provider Code42 |
Start Time: | Saturday, October 25, 2014, 12:28 PM (1228) UTC |
End Time: | Saturday, October 25, 2014, 2:25 PM (1425) UTC |
Description: | The above listed was unavailable while vendor Engineers performed maintenance
to spice cable near Fargo, ND. The maintenance has been completed. |
| |
Unified - Internet2 Advanced Layer 2 Service Core Nodes | Down Time | Reporting Period Availability | 52 Week Availability |
sdn-sw.albu.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.alba.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.ashb.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.96034% | 99.96034% |
sdn-sw.atla.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.bato.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.bost.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.char.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.99753% | 100.00000% |
sdn-sw.chic.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.99962% | 99.99962% |
sdn-sw.clev.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.colu4.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.99013% | 100.00000% |
sdn-sw.dall.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.denv.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.99051% | 99.99051% |
sdn-sw.elpa.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.eqch.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.99753% | 100.00000% |
sdn-sw.houh.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.jack.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.99791% | 100.00000% |
sdn-sw.jcsn.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.kans.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.99658% | 100.00000% |
sdn-sw.losa.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.minn.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.miss2.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.newy32aoa.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.phil.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.phoe.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.pitt.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.port.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.rale.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.salt.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.seat.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.star.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.99013% | 100.00000% |
sdn-sw.sunn.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
sdn-sw.tuls.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.99639% | 100.00000% |
sdn-sw.wash.net.internet2.edu | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 100.00000% | 100.00000% |
| | |
Aggregate Unified - Internet2 Advanced Layer 2 Service Core Nodes | 0 hr 0 min | 0 hr 0 min | 100.00000% | 100.00000% | 99.99747% | 99.99850% |
Unified - Internet2 Advanced Layer 2 Service Backbone Circuits | Down Time |
Reporting Period Availability | 52 Week Availability |
I2-ALBA-BOST-100GE-09210 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99905% | 99.99905% |
I2-ALBA-CLEV-100GE-07735 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-ASHB-CHIC-100GE-11803 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.95313% | 99.99943% |
I2-ASHB-PITT-100GE-07737 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.97704% | 99.99507% |
I2-ASHB-WASH-100GE-09106 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.98406% | 99.99488% |
I2-ASHB-WASH-100GE-11823 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.98406% | 99.99488% |
I2-ATLA-CHAR-100GE-07739 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-ATLA-CHIC-100GE-07740 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.82525% | 99.97249% |
I2-ATLA-HOUH-10GE-07742 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-ATLA-JACK-100GE-07739 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99431% | 99.99734% |
I2-ATLA-JCSN-100GE-10734 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-ATLA-JCSN-100GE-10784 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.92069% | 99.99905% |
I2-ATLA-WASH-100GE-07738 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-BATO-HOUH-100GE-08860 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99943% | 100.00000% |
I2-BATO-JACK-100GE-11005 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.59984% | 99.83777% |
I2-BOST-HART2-100GE-09211 |
0 hr 25 min | 0 hr 2 min |
99.75198% | 99.98016% |
99.99184% | 99.99791% |
I2-CHAR-RALE-100GE-10633 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99753% | 100.00000% |
I2-CHIC-COLU4-100GE-11554 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.98918% | 99.99943% |
I2-CHIC-KANS-100GE-07745 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99469% | 99.99962% |
I2-CHIC-STAR-100GE-07743 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99696% | 99.99962% |
I2-CLEV-EQCH-100GE-07736 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.96167% | 99.99962% |
I2-CLEV-NEWY32AOA-100GE-07735 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-CLEV-PITT-100GE-10334 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99279% | 100.00000% |
I2-CLEV-STAR-100GE-07736 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-COLU4-KANS-100GE-11548 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.93587% | 99.98729% |
I2-DALL-HOUH-100GE-07751 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.94346% | 99.99753% |
I2-DALL-TULS-100GE-11300 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99639% | 100.00000% |
I2-DENV-ELPA-100GE-07748 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99013% | 99.99051% |
I2-DENV-KANS-100GE-07746 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.94479% | 99.99051% |
I2-DENV-SALT-100GE-07747 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.98387% | 99.98975% |
I2-ELPA-HOUH-100GE-07749 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.91462% | 99.93682% |
I2-ELPA-PHOE-100GE-07750 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-ELPA-TUCS-100GE-07750 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-EQCH-STAR-100GE-09299 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99488% | 100.00000% |
I2-EQCH-MINN-100GE-12184 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99734% | 99.99981% |
I2-HART2-NEWY32AOA-100GE-12947 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-HOUH-JCSN-100GE-10783 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.82430% | 99.82487% |
I2-HOUH-TULS-100GE-07751 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-KANS-TULS-100GE-07753 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99298% | 100.00000% |
I2-LOSA-PHOE-100GE-09190 |
15 hr 0 min | 15 hr 0 min |
91.07143% | 91.07143% |
99.82734% | 99.82734% |
I2-LOSA-SALT-100GE-07757 |
0 hr 27 min | 0 hr 0 min |
99.73214% | 100.00000% |
99.99488% | 100.00000% |
I2-LOSA-SUNN-100GE-07755 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-MINN-MISS2-100GE-09130 |
1 hr 57 min | 0 hr 0 min |
98.83929% | 100.00000% |
99.97609% | 99.99981% |
I2-MISS2-SEAT-100GE-13237 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-NEWY23AOA-PHIL-100GE-07759 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-PHIL-WASH-100GE-10867 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99772% | 99.99886% |
I2-PHOE-TUCS-100GE-11990 |
0 hr 14 min | 0 hr 0 min |
99.86111% | 100.00000% |
99.99734% | 100.00000% |
I2-PORT-SEAT-100GE-08997 |
0 hr 43 min | 0 hr 1 min |
99.57341% | 99.99008% |
99.98956% | 99.99962% |
I2-PORT-SUNN-100GE-10343 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
99.99412% | 99.99981% |
I2-RALE-WASH-100GE-08888 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
I2-SALT-SUNN-100GE-07766 |
0 hr 0 min | 0 hr 0 min |
100.00000% | 100.00000% |
100.00000% | 100.00000% |
| | |
Aggregate All Unified - Internet2 Advanced Layer 2 Service Backbone Circuits |
18 hr 46 min | 3 hr 43 min |
99.78097% | 99.82435% |
99.96975% | 99.98684% |
Ticket No.: | 387:144 |
Subject: | Maintenance 2 of 2 Completed - I2 Optical Various Circuits (Norther Tier) |
Affected: | Optical Circuits EQCH-FARG and FARG-SEAT |
Start Time: | Tuesday, October 28, 2014, 6:00 AM (0600) UTC |
End Time: | Tuesday, October 28, 2014, 11:00 AM (1100) UTC |
Description: | ---Note Updated Affected---
The above listed was unavailable while vendor Engineers performed node installation
maintenance in Helena, Montana. The maintenance is completed. |
| |
Ticket No.: | 1218:144 |
Subject: | Maintenance - I2 IP Connector LEARN (HOUS) |
Affected: | Connector LEARN (HOUS) and its Participants AL2S Connector LEARN (DALL) |
Start Time: | Monday, November 3, 2014, 6:00 AM (0600) UTC |
End Time: | Monday, November 3, 2014, 12:00 PM (1200) UTC |
Description: | Connector LEARN will be unavailable while LEARN's vendor perform a maintenance to
relocate fiber due to a road widening project. A brief outage of 1 to 2 minutes is
expected; however, the entire window is reserved. Connector LEARN is multihomed and
therefore should remain available. |
| |
Ticket No.: | 1216:144 |
Subject: | Maintenance - I2 Optical DWDM System ATLA-CHAR |
Affected: | IP Backbone ATLA-WASH AL2S Backbone ATLA-CHAR AL2S Backbone ATLA-JACK Connector MCNC (ATLA)* |
Start Time: | Tuesday, November 4, 2014, 4:00 AM (0400) UTC |
End Time: | Tuesday, November 4, 2014, 6:00 AM (0600) UTC |
Description: | DWDM System ATLA-CHAR should remain available while
Level(3) Communications perform a maintenance on the Managed Ciena Network to
verify that static routes are being redistributed into OSPF in Atlanta, GA. An
outage is not expected; however the entire
window is reserved. Workgroup administrators receive notifications from OESS
regarding circuits re-routed on the backbone. Backbone traffic will re-route during the window.
* Represents that the affected is multihomed and should remain available. |
| |
Ticket No.: | 1155:144 |
Subject: | Maintenance *Tracking* - I2 Optical Various Circuits (Northern Tier) |
Affected: | Optical Various Circuits (Northern Tier) |
Start Time: | Wednesday, November 5, 2014, 7:00 AM (0700) UTC |
End Time: | Tuesday, November 11, 2014, 11:00 AM (1100) UTC |
Description: | The above listed will remain available while Zayo Engineers perform power
maintenance. No outage is expected; however, the entire window is reserved. |
| |
Ticket No.: | 1194:144 |
Subject: | Maintenance - I2 Optical Circuit I2-MINN-MISS2-100GE-09036 (Northern Tier) |
Affected: | AL2S Backbone MINN-MISS2 Net+ Provider Code42 |
Start Time: | Friday, November 7, 2014, 8:00 AM (0800) UTC |
End Time: | Friday, November 7, 2014, 10:00 AM (1000) UTC |
Description: | The above listed Optical circuit will be unavailable while our fiber provider's engineers
perform circuit maintenance. An outage or 30 minutes is expected, however the entire
maintenance window has been reserved. |
| |
Ticket No.: | 1240:144 |
Subject: | Maintenance - I2 Optical DWDM System ATLA-CHAT |
Affected: | Optical DWDM System ATLA-CHAT |
Start Time: | Tuesday, November 11, 2014, 5:00 AM (0500) UTC |
End Time: | Tuesday, November 11, 2014, 11:00 AM (1100) UTC |
Description: | The above listed will be unavailable while Level 3 Communications performs fiber
relocation maintenance. An outage is expected, and the entire window is reserved.
Layer 2 and 3 backbone traffic will re-route during this maintenance. Workgroup
administrators will receive notifications from OESS regarding circuits re-routed on the
backbone. |
| |