Extreme Networks ExtremeWare 7.7, Справочник по командам

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configure sonet loop
ExtremeWare 7.7 Command Reference Guide 2319
configure sonet loop
configure sonet loop [internal | line | off] ports <portlist>
Description
Configures loopback options for the specified SONET port(s).
Syntax Description
Default
The default setting is
off
.
Usage Guidelines
SONET loopback is only available on OC-12 ports. Configuring loopback on a SONET port may be
useful for diagnostics or network troubleshooting. When internal loopback is configured, the
transmitted signal is looped back onto the receive interface. When line loopback is configured, the
received signal is looped back onto the transmit interface.
Example
The following command configures loopback on SONET port 1 of the PoS module installed in slot 8 of
the BlackDiamond switch:
config sonet loop internal ports 8:1
History
This command was first available in ExtremeWare 7.0.0.
Platform Availability
This command is available on the BlackDiamond switch only.
internal Sets the signal to be looped back onto the receive interface.
line Sets the signal to be looped back onto the transmit interface.
off Disables the loopback setting. Default is
off
.
portlist Specifies the port number(s).