Configuring Bert In Modes Vc-4 And Vc Nc - Cisco ASR 900 Series Configuration Manual

Configuring SDH on 1-Port OC-192/STM-64 or 8-Port OC-3/12/48/STM-1/-4/-16 Module
Modes
SDH - AU4-TUG3-CT3/CE3/E3 and
AU4-TUG3-VC11/VC12 levels

Configuring BERT in Modes VC-4 and VC Nc

To configure BERT in modes VC-4 and VC Nc:
configure terminal
controller sdh 0/4/7
rate STM1
no ais-shut
alarm-report all
clock source internal
overhead s1s0 0
aug mapping au-4
au-4 1
mode vc4
clock source internal
bert pattern 2^15 internal 10 direction [line | system]
Verifying BERT Configuration in Modes VC-4 and VC Nc
Use show controllers command to verify BERT Configuration in Modes VC-4 and VC Nc:
#show controller sdh 0/4/7 | sec BERT
BERT test result (running)Test Pattern : 2^15,
Status : Sync, Sync Detected : 0Interval : 10 minute(s),
Time Remain : 00:09:47
Bit Errors (since BERT started): 0 Mbits,Bits Received (since BERT started): 0 Mbits
Bit Errors (since last sync): 1943 bits
Bits Received (since last sync): 1943 Kbits
Direction : LineRouter#
Configuring T1 Bert
To configure T1 Bert:
enable
configure terminal
controller sdh 0/5/0
rate stm4
1-Port OC-192 or 8-Port Low Rate CEM Interface Module Configuration Guide, Cisco IOS XE Everest 16.7.x (Cisco
Configuring BERT in Modes VC-4 and VC Nc
Patterns
• 0s - Repeating pattern of zeros
• 1s- Repeating pattern of Ones
• 2^11 2^11-1 test pattern
• 2^15 - O.151 - Error and Jitter measurement of
1544, 2048, 6312, 8448, 32064, 44736 kbps
• 2^20 - O.153
• 2^20 - O.151 - Error and Jitter measurement
upto 72 kbps
• 2^23 - O.151 - Error and Jitter measurement of
34368 kbps and 139264 kbps
ASR 900 Series)
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