Cisco ASR 900 Series Configuration Guide

clock recovered 4 differential cem 38 priority 1
end
To configure clock source in VT1.5 mode of STS-1 for CESoPSN, use the following commands:
enable
configure terminal
controller sonet 0/4/6
sts-1 1
mode vt-15
vtg 1 t1 1 clock source recovered 4
end
To configure CEM interface, use the following commands:
interface cem <bay>/<slot>/<port>
cem <cem-group-no>
rtp-present
To configure the recovered clock with priority 2, use the following commands:
enable
configure terminal
recovered-clock acr 200
clock recovered 4 differential cem 39 priority 2
end
Verifying Clocking for DCR on APS VT 1.5-T1 in CESoPSN
Use the show recovered-clock command to verify the DCR on APS in VT 1.5 mode for CESoPSN:
Router#show recovered clock
Recovered clock status for SONET-ACR 200
----------------------------------------
Clock Type Mode CEM Status Circuit-No Working Protect
Priority
5 OCx-T1 DIFFERENTIAL 44 ACQUIRING 200/4/1/1(acr/path/vtg/t1) ACQUIRIN ACQUIRING
1
Associated Commands
The following table shows the Associated Commands for SONET configuration:
LinksCommands
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/
interface/command/ir-cr-book/
ir-a1.html#wp7654966010
ais-shut
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/
interface/command/ir-cr-book/
ir-a1.html#wp2800999060
alarm-report
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/
interface/command/ir-cr-book/
ir-a1.html#wp8015117230
aps adm
1-Port OC-192 or 8-Port Low Rate CEM Interface Module Configuration Guide, Cisco IOS XE Everest 16.7.x
(Cisco ASR 900 Series)
64
Configuring SONET
Verifying Clocking for DCR on APS VT 1.5-T1 in CESoPSN

Cisco ASR 900 Series Specifications

General

Brand	Cisco
Model	ASR 900 Series
Category	Network Router
Language	English