Associated Commands - Cisco ASR 900 Series Configuration Manual

Clock Recovery System for SAToP
Use the show recovered-clock command to verify the ACR of T1 interfaces for SAToP:
Router#show recovered-clock
Recovered clock status for subslot 0/1
----------------------------------------
Clock Type Mode Port CEM Status Frequency Offset(ppb)
1 T1/E1 ADAPTIVE 3 1 ACQUIRED 100
Use the show running-config command to verify the recovery of adaptive clock of T1 interfaces:
Router#show running-config
controller T1 0/1/2
clock source recovered 1
cem-group 1 unframed
interface CEM0/1/3
cem 1
no ip address
xconnect 2.2.2.2 10
encapsulation mpls

Associated Commands

Commands
cem-group
clock source
clock recovered adaptive cem
controller t1
recovered-clock
Configuring ACR for OCn
Configuring ACR in Mode VT15 for SAToP
You must configure ACR for virtual tributary groups (VTG) mode. In this mode, a single STS-1 is divided
into seven VTGs. Each VTG is then divided into four VT1.5, each carrying a T1.
recovered configuration are removed. Hence, the clock starts from the old state and then re-attempts to
recover the clock.
This is an expected behavior.
1-Port OC-192 or 8-Port Low Rate CEM Interface Module Configuration Guide, Cisco IOS XE Everest 16.7.x (Cisco
Configuring ACR for OCn
Links
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/
interface/command/ir-cr-book/
ir-c1.html#wp2440628600
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/
interface/command/ir-cr-book/
ir-c2.html#wp3848511150
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/
interface/command/ir-cr-book/
ir-c2.html#wp8894393830
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/
interface/command/ir-cr-book/
ir-c2.html#wp1472647421
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/
interface/command/ir-cr-book/ir-c2.html
ASR 900 Series)
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