Cisco ASR 900 Series - Prerequisites for NSR LDP Support; Information About NSR LDP Support

◦
Mode E3
◦
Mode T3
For more information, refer Configuring Modes under AU-3 Mapping.
C2 Flag
To configure the C2 flag:
enable
configure terminal
controller Mediatype 0/5/0
mode sdh
controller sdh 0/5/0
au-4 1
overhead c2 10
end
J1 Flag
To configure the J1 flag:
enable
configure terminal
controller MediaType 0/5/0
mode sdh
controller sdh 0/5/0
au-4 1
overhead j1 expected length 16
overhead j1 expected message expectedmessage
overhead j1 tx length 16
overhead j1 tx message testmessage
end
Path Threshold
Set the path BER threshold values.
• b3-tca — Enables BER threshold crossing alerts for B3.
• sd-ber — Enables the threshold of the Signal Degrade (SD) BER that is used to trigger a signal degrade
alarm.
• sf-ber — Configures the threshold of the Signal Failure (SF) BER that is used to trigger a link state
change.
The path threshold can be configured for the following modes:
•
AU-4 Mapping
◦
Mode VC-4
◦
Mode VC-4 Nc
◦
Mode TUG-3
For more information, refer Configuring Modes under AU-4 Mapping, on page 78.
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)
94
Configuring SDH on 1-Port OC-192/STM-64 or 8-Port OC-3/12/48/STM-1/-4/-16 Module
Path Threshold