Interface Configuration Guide 7705 SAR Interfaces
Edition: 01 3HE 11011 AAAC TQZZA 461
 
mode
Syntax mode access
Context config>port>tdm>codir>channel-group
config>port>tdm>tpif>channel-group
Description This command configures the interface for access mode. An access port or channel is used 
for customer-facing traffic. A Service Access Point (SAP) can only be configured on an 
access port or channel. When an interface is configured for access mode, the appropriate 
encapsulation type must be specified.
Default access
Parameters access — configures the port as service access
loopback
Syntax loopback {internal | line}
no loopback
Context config>port>tdm>codir
config>port>tdm>tpif
Description This command puts the specified interface into a loopback mode. The port must be shut down 
before loopback mode is enabled. 
This command is not saved in the system configuration between boots.
The no form of this command disables the loopback on the interface.
Default no loopback
Parameters internal — places the port or channel into an internal loopback mode. An internal 
loopback loops the frames from the local router back to the framer.
line — places the port or channel into a line loopback mode. A line loopback loops data 
received on the port or channel back to the remote end.
report-alarm
Syntax report-alarm {ais | los | rai}
no report-alarm
Context config>port>tdm>codir
config>port>tdm>tpif
Description This command enables logging of codirectional and TPIF alarms for the specified interface 
or channel.