7705 SAR Interfaces
7705 SAR OS Interface Configuration Guide Page 119
loopback (E1)
Syntax loopback {line | internal}
no loopback
Context config>port>tdm>e1
Description This command puts the specified port or channel in a loopback mode.
A line loopback loops frames received on the corresponding port or channel back towards the
transmit direction.
An internal loopback loops the frames from the local router back at the framer. This is usually
referred to as an equipment loopback. The Tx signal is looped back and received by the interface.
The loopback command is not saved to the system configuration.
The no form of this command disables the specified type of loopback.
Default no loopback
Parameters line — places the associated port or channel into line loopback mode
internal — places the associated port or channel into internal loopback mode
remote-loop-respond (DS1)
Syntax [no] remote-loop-respond
Context config>port>tdm>ds1
Description This command configures the DS1 channel response to remote loopbacks. When enabled, the channel
responds to remote loopbacks; when disabled, the channel does not respond.
Default no remote-loop-respond
report-alarm
Syntax [no] report-alarm {ais | los | oof | rai | looped}
Context config>port>tdm>ds1
config>port>tdm>e1
Description This command enables logging of DS1 or E1 alarms for a DS1 or E1 port.
The no form of this command disables logging of the specified alarms.
Parameters ais — reports alarm indication signal errors. When configured, ais alarms are not raised and cleared.
Default ais alarms are issued
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