Configuring Acr In Mode Ct3 For Cesopsn - Cisco ASR 900 Series Configuration Manual

Clock Recovery System for SAToP
0
(Port/t3)
Router# show running-config | section recovered-clock 0 4
recovered-clock 0 4
clock recovered 20 differential cem 6 0

Configuring ACR in Mode CT3 for CESoPSN

You must configure ACR in mode CT3. Mode CT3 is an STS-1 carrying a DS3 signal that is divided into 28
T1s (PDH).
enable
configure terminal
controller sonet <bay>/<slot>/<port>
rate OC3
sts-1 <num>
mode ct3
t1 <t1_num> clock source recovered <clock-id>
t1 <t1_num> cem-group < cem-group-no> timeslots <1-24>
recovered-clock
clock recovered <clock-id> adaptive cem <port-no> <cem-group-no>
Verification of EPAR Configuration
The following example shows the configuration of EPAR for STS-3c with negative pointer adjustment events
signaled using N-bits.
Router#show cem circuit interface cem 0/4/4 104
CEM0/4/4, ID: 104, Line: UP, Admin: UP, Ckt: ACTIVE
Controller state: up, CEP state: up
Idle Pattern: 0xFF, Idle CAS: 0x8
Dejitter: 6 (In use: 0)
Payload Size: 783
Framing: Not-Applicable
CEM Defects Set
None
Signalling: No CAS
RTP: No RTP
Ingress Pkts:
Egress Pkts:
CEM Counter Details
Input Errors:
Pkts Missing:
Misorder Drops:
Error Sec:
Unavailable Sec: 0
Pkts Malformed:
Generated Lbits: 0
Generated Rbits: 0
Generated Nbits: 81794328
Generated Pbits: 0
OCx-ds3 Differential
<bay> <slot>
8507028158
8507028151
0
0
0
0
0
1-Port OC-192 or 8-Port Low Rate CEM Interface Module Configuration Guide, Cisco IOS XE Everest 16.7.x (Cisco
Configuring ACR in Mode CT3 for CESoPSN
0 ACQUIRED n/a
Dropped:
Dropped:
Output Errors:
Pkts Reordered:
JitterBuf Underrun:
Severly Errored Sec: 0
Failure Counts:
JitterBuf Overrun:
Received Lbits:
Received Rbits:
Received Nbits:
Received Pbits:
0
0
0
0
0
0
0
0
0
81794328
0
ASR 900 Series)
0/1
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