Unified - Internet2 Advanced Layer 2 Service Network Operations Report
12/08/2014 - 12/14/2014

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)


None during this report period

Scheduled Maintenances Summary

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

1738 4-Normal Maintenance Completed - I2 AL2S Core Node CHIC Software Internal12/08/2014 6:02 AM 12/08/2014 7:09 AM
1656 3-Elevated 1-Critical Maintenance Completed - I2 Optical DWDM System BATO-JACK CircuitVendor 12/09/2014 6:04 AM 12/09/2014 8:26 AM
1639 3-Elevated Maintenance Completed - I2 Optical DWDM System DENV-KANS Hardware Vendor12/10/2014 6:05 AM 12/10/2014 6:39 AM
1759 4-Normal Maintenance Completed - I2 Optical Circuits I2-COLU4-KANS-100GE-11579 and I2-COLU4-SAIN-100GE-11580 HardwareVendor 12/10/2014 7:14 AM 12/10/2014 7:16 AM
1763 4-Normal Maintenance Completed 1 of 2 - I2 Optical Conversion Circuit Internal12/11/2014 5:51 AM 12/11/2014 6:03 AM
12/11/2014 6:28 AM 12/11/2014 8:50 AM
12/11/2014 9:10 AM 12/11/2014 9:47 AM
1661 3-Elevated 1-Critical Maintenance Completed - I2 Optical DWDM System BATO-HOUH CircuitVendor 12/11/2014 10:07 AM 12/11/2014 10:51 AM
1764 4-Normal Maintenance 2 of 2 Completed- I2 Optical Conversion Circuit Internal12/12/2014 5:10 AM 12/12/2014 7:02 AM

Scheduled Maintenances Detail

Ticket No.:1738:144
Subject:Maintenance Completed - I2 AL2S Core Node CHIC
Source Of Impact:Internal
Affected:AL2S Backbone ASHB-CHIC
AL2S Backbone ATLA-CHIC
AL2S Backbone CHIC-COLU4
AL2S Backbone CHIC-KANS
AL2S Backbone CHIC-STAR
NDDI-AL2S Interconnect
AL2S Net+ Provider Rackspace
AL2S IXP ESnet
IP Backbone ATLA-CHIC
IP Backbone CHIC-KANS
IP Backbone CHIC-CLEV
IP Backbone CHIC-NEWY
IP Connector Indiana GigaPOP (CHIC)*
Start Time:Monday, December 8, 2014, 6:02 AM (0602) UTC
End Time:Monday, December 8, 2014, 7:09 AM (0709) UTC
Description: The above listed was unavailable while Internet2 Engineers performed a Layer 2 Core Node Software Upgrade. Maintenance has been completed. All connections to the Core Node was affected. Layer 2 backbone traffic re-routed during this maintenance. Workgroup administrators will receive notifications from OESS regarding circuits re-routed on the backbone. *Denotes that the entity is multihomed and therefor will remain reachable.

Ticket No.:1656:144
Subject:Maintenance Completed - I2 Optical DWDM System BATO-JACK
Source Of Impact:Vendor
Affected:DWDM BATO-JACK
AL2S Backbone BATO-JACK
IP Backbone ATLA-HOUS
Start Time:Tuesday, December 9, 2014, 6:04 AM (0604) UTC
End Time:Tuesday, December 9, 2014, 8:26 AM (0826) UTC
Description: DWDM System BATO-JACK was unavailable while Level(3) Communications relocated long haul cable due to road construction. Maintenance has been completed. No further outages are expected. *Level(3) has confirmed that the alternate night will not be needed.

Ticket No.:1639:144
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
NDDI Backbone CHIC-SEAT
Start Time:Wednesday, December 10, 2014, 6:05 AM (0605) UTC
End Time:Wednesday, December 10, 2014, 6:39 AM (0639) UTC
Description: The above listed was unavailable while Level(3) Communications performed a hardware maintenance in Bethune, CO. Outages were experienced. Layer 2 and 3 backbone traffic re-routed during this maintenance. This maintenance has been completed.

Ticket No.:1759:144
Subject:Maintenance Completed - I2 Optical Circuits I2-COLU4-KANS-100GE-11579 and I2-COLU4-SAIN-100GE-11580
Source Of Impact:Vendor
Affected:AL2S Backbones CHIC-COLU4 and COLU4-KANS
Start Time:Wednesday, December 10, 2014, 7:14 AM (0714) UTC
End Time:Wednesday, December 10, 2014, 7:16 AM (0716) UTC
Description: The above listed Backbones may are available after MOREnet engineers performed maintenance to upgrade the software on the their optical network. A Brief outage was experienced and no further impact is expected.

Ticket No.:1763:144
Subject:Maintenance Completed 1 of 2 - I2 Optical Conversion
Source Of Impact:Internal
Affected:IP Backbone ATLA-CHIC
IP Backbone ATLA-HOUS
IP Backbone ATLA-WASH
AL2S Backbone ATLA-NASH
AL2S Backbone ATLA-JACK
AL2S Backbone ATLA-CHAR
Start Time:Thursday, December 11, 2014, 5:51 AM (0551) UTC
End Time:Thursday, December 11, 2014, 6:03 AM (0603) UTC
Start Time:Thursday, December 11, 2014, 6:28 AM (0628) UTC
End Time:Thursday, December 11, 2014, 8:50 AM (0850) UTC
Start Time:Thursday, December 11, 2014, 9:10 AM (0910) UTC
End Time:Thursday, December 11, 2014, 9:47 AM (0947) UTC
Description: The above listed circuits were unavailable while Internet2 engineers performed a scheduled maintenance in order to perform grooming on the optical nodes in Atlanta. Multiple outages were observed. Maintenance has been completed. This was maintenance window 1 of 2.

Ticket No.:1661:144
Subject:Maintenance Completed - I2 Optical DWDM System BATO-HOUH
Source Of Impact:Vendor
Affected:DWDM BATO-HOUH
AL2S Backbone BATO-HOUH
IP Backbone ATLA-HOUS
Start Time:Thursday, December 11, 2014, 10:07 AM (1007) UTC
End Time:Thursday, December 11, 2014, 10:51 AM (1051) UTC
Description: DWDM System BATO-HOUH is now available after Level(3) Communications implemented scheduled maintenance to relocate backbone cable due to service road project. The estimated GPS location of work is Interstate 10 / Highway 13 in Crowley, LA LAT: (30.2356) LONG: (-92.3854). No further impact is expected.

Ticket No.:1764:144
Subject:Maintenance 2 of 2 Completed- I2 Optical Conversion
Source Of Impact:Internal
Affected:IP Backbone ATLA-CHIC
IP Backbone ATLA-HOUS
IP Backbone ATLA-WASH
AL2S Backbone ATLA-NASH
AL2S Backbone ATLA-JACK
AL2S Backbone ATLA-CHAR
Start Time:Friday, December 12, 2014, 5:10 AM (0510) UTC
End Time:Friday, December 12, 2014, 7:02 AM (0702) UTC
Description: The above listed circuits were unavailable while Internet 2 engineers performed a scheduled maintenance in order to perform grooming on the optical nodes in Atlanta. Outages were experienced. This maintenance has been completed.


Downtime and Availability



Unified - Internet2 Advanced Layer 2 Service Core NodesDown TimeReporting Period Availability52 Week Availability
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% 100.00000% 100.00000%
sdn-sw.ashb.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.96034% 99.96034%
sdn-sw.atla.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 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% 99.99639% 100.00000%
sdn-sw.chic.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99962% 99.99962%
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% 99.98900% 100.00000%
sdn-sw.dall.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
sdn-sw.denv.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98710% 99.99051%
sdn-sw.elpa.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99772% 100.00000%
sdn-sw.eqch.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99753% 100.00000%
sdn-sw.houh.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
sdn-sw.jack.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99791% 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% 99.99658% 100.00000%
sdn-sw.losa.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99715% 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% 100.00000% 100.00000%
sdn-sw.newy32aoa.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
sdn-sw.phil.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
sdn-sw.phoe.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
sdn-sw.pitt.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99886% 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% 99.99696% 100.00000%
sdn-sw.seat.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000% 100.00000%
sdn-sw.star.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99013% 100.00000%
sdn-sw.sunn.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99583% 100.00000%
sdn-sw.tuls.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99526% 100.00000%
sdn-sw.wash.net.internet2.edu 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99981% 99.99981%

Aggregate Unified - Internet2 Advanced Layer 2 Service Core Nodes0 hr 0 min0 hr 0 min100.00000%100.00000%99.99685%99.99849%

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% 99.99905%99.99905%
I2-ALBA-CLEV-100GE-07735 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99450%99.99715%
I2-ASHB-CHIC-100GE-11803 1 hr 7 min0 hr 0 min 99.33532%100.00000% 99.93435%99.99943%
I2-ASHB-PITT-100GE-07737 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.97590%99.99507%
I2-ASHB-WASH-100GE-09106 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98065%99.99450%
I2-ASHB-WASH-100GE-11823 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98084%99.99469%
I2-ATLA-CHAR-100GE-07739 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
I2-ATLA-CHIC-100GE-07740 6 hr 10 min0 hr 0 min 96.32937%100.00000% 99.71027%99.97249%
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 5 hr 3 min0 hr 0 min 96.99405%100.00000% 99.93207%99.99734%
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 5 hr 3 min0 hr 0 min 96.99405%100.00000% 99.82430%99.99886%
I2-ATLA-WASH-100GE-07738 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
I2-BATO-HOUH-100GE-08860 0 hr 44 min0 hr 0 min 99.56349%100.00000% 99.94289%99.99715%
I2-BATO-JACK-100GE-11005 2 hr 22 min0 hr 0 min 98.59127%100.00000% 99.30973%99.57574%
I2-BOST-HART2-100GE-09211 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99108%99.99791%
I2-CHAR-RALE-100GE-10633 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99639%100.00000%
I2-CHIC-COLU4-100GE-11554 1 hr 9 min0 hr 0 min 99.31548%100.00000% 99.96869%99.99924%
I2-CHIC-KANS-100GE-07745 1 hr 7 min0 hr 0 min 99.33532%100.00000% 99.97382%99.99924%
I2-CHIC-STAR-100GE-07743 1 hr 7 min0 hr 0 min 99.33532%100.00000% 99.97666%99.99962%
I2-CLEV-EQCH-100GE-07736 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.95902%99.99962%
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% 99.98900%100.00000%
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 2 min0 hr 0 min 99.98016%100.00000% 99.93321%99.98729%
I2-DALL-HOUH-100GE-07751 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.89526%99.99469%
I2-DALL-TULS-100GE-11300 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99526%100.00000%
I2-DENV-ELPA-100GE-07748 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98444%99.99051%
I2-DENV-KANS-100GE-07746 0 hr 34 min0 hr 0 min 99.66270%100.00000% 99.93378%99.99051%
I2-DENV-SALT-100GE-07747 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.97742%99.98975%
I2-ELPA-HOUH-100GE-07749 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.85959%99.93397%
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% 99.99772%100.00000%
I2-EQCH-STAR-100GE-09299 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99374%100.00000%
I2-EQCH-MINN-100GE-12184 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99734%99.99981%
I2-HART2-NEWY32AOA-100GE-12947 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
I2-HOUH-JCSN-100GE-10783 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.74158%99.82202%
I2-HOUH-TULS-100GE-07751 0 hr 0 min0 hr 0 min 100.00000%100.00000% 100.00000%100.00000%
I2-KANS-TULS-100GE-07753 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99070%100.00000%
I2-LOSA-PHOE-100GE-09190 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.80362%99.82715%
I2-LOSA-SALT-100GE-07757 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98900%100.00000%
I2-LOSA-SUNN-100GE-07755 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99298%100.00000%
I2-MINN-MISS2-100GE-09130 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.97363%99.99734%
I2-MISS2-SEAT-100GE-13237 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99962%99.99962%
I2-NEWY23AOA-PHIL-100GE-07759 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99564%100.00000%
I2-PHIL-WASH-100GE-10867 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99450%99.99867%
I2-PHOE-TUCS-100GE-11990 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99734%100.00000%
I2-PORT-SEAT-100GE-08997 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98956%99.99962%
I2-PORT-SUNN-100GE-10343 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.98994%99.99981%
I2-RALE-WASH-100GE-08888 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99677%99.99981%
I2-SALT-SUNN-100GE-07766 0 hr 0 min0 hr 0 min 100.00000%100.00000% 99.99279%100.00000%

Aggregate All Unified - Internet2 Advanced Layer 2 Service Backbone Circuits 24 hr 28 min24 hr 28 min 99.71444%100.00000% 99.95009%99.98133%


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.:1807:144
Subject:Maintenance - I2 AL2S Backbone CLEV-EQCH
Affected:Backbone CLEV-EQCH
Start Time:Wednesday, December 17, 2014, 6:00 AM (0600) UTC
End Time:Wednesday, December 17, 2014, 7:00 AM (0700) UTC
Description: Backbone CLEV-EQCH will be unavailable while Internet 2 Engineers with the help of Level (3) Communications perform a maintenance to clean fiber . An outage of a hour is expected; however, 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.:1830:144
Subject:Maintenance 1 of 4 - I2 Optical Various Circuits (Northern Tier)
Affected:AL2S Backbone MINN-MISS2
Net+ Provider Code42 (SEAT) *
Start Time:Wednesday, December 17, 2014, 7:00 AM (0700) UTC
End Time:Wednesday, December 17, 2014, 12:00 PM (1200) UTC
Description: The above listed circuits will be unavailable while Zayo Engineers perform a maintenance. An outage of 30 minutes is expected; however the entire window has been reserved. This is maintenance window 1 of 4. * Denotes Net+ Provider is multihomed and will remain reachable.

Ticket No.:1834:144
Subject:Maintenance 2 of 4 - I2 Optical Various Circuits (Northern Tier)
Affected:AL2S Backbone MINN-MISS2
Net+ Provider Code42 (SEAT) *
Start Time:Thursday, December 18, 2014, 7:00 AM (0700) UTC
End Time:Thursday, December 18, 2014, 12:00 PM (1200) UTC
Description: ---Please note the updated affected--- The above listed circuits will be unavailable while Zayo Engineers perform a maintenance. An outage of 30 minutes is expected; however the entire window has been reserved. This is maintenance window 2 of 4. * Denotes Net+ Provider is multihomed and will remain reachable.

Ticket No.:1852:144
Subject:Maintenance - I2 Net+ Provider Box (LOSA)
Affected:Net+ Provider Box (LOSA)*
Start Time:Thursday, December 18, 2014, 8:00 AM (0800) UTC
End Time:Thursday, December 18, 2014, 12:00 PM (1200) UTC
Description: The above listed entity will be unavailable while Internet2 Engineers perform infrastructure maintenance in Los Angeles, CA. An outage of up to 30 minutes is expected. The entire window is reserved. * denotes multihomed, the peer will remain available.

Ticket No.:1879:144
Subject:Maintenance - I2 AL2S Backbone CHIC-KANS
Affected:AL2S Backbone CHIC-KANS
IP Backbone CHIC-KANS
Start Time:Friday, December 19, 2014, 3:00 AM (0300) UTC
End Time:Friday, December 19, 2014, 5:00 AM (0500) UTC
Description: The above listed will be unavailable while Level(3) engineers with the help of Internet2 engineers perform circuit maintenance in Kansas City, Missouri. A brief outage is expected; however, the entire maintenance 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.:1835:144
Subject:Maintenance 3 of 4 - I2 Optical Various Circuits (Northern Tier)
Affected:AL2S Backbone MINN-MISS2
Net+ Provider Code42 (SEAT) *
Start Time:Friday, December 19, 2014, 7:00 AM (0700) UTC
End Time:Friday, December 19, 2014, 12:00 PM (1200) UTC
Description: The above listed circuits will be unavailable while Zayo Engineers perform a maintenance. An outage of 30 minutes is expected; however the entire window has been reserved. This is maintenance window 3 of 4. * Denotes Net+ Provider is multihomed and will remain reachable.

Ticket No.:1836:144
Subject:Maintenance 4 of 4 - I2 Optical Various Circuits (Northern Tier)
Affected:AL2S Backbone MINN-MISS2
Net+ Provider Code42 (SEAT) *
Start Time:Monday, December 22, 2014, 7:00 AM (0700) UTC
End Time:Monday, December 22, 2014, 12:00 PM (1200) UTC
Description: The above listed circuits will be unavailable while Zayo Engineers perform a maintenance. An outage of 30 minutes is expected; however the entire window has been reserved. This is maintenance window 4 of 4. * Denotes Net+ Provider is multihomed and will remain reachable.