Reference Guide

1400 | SONET
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Command
History
Usage
Information
When enabled, FTOS continuously polls status registers on SONET line cards. A port hang is declared
when backpressure is detected on the port, and the port is brought down and then back up to clear the
condition.
To keep a port in shutdown use the hardware monitor mac action-on-error port-shutdown command.
speed
e
Set the speed of the SONET interface.
Syntax
speed {155 | 622 | 2488}
To return to the default value, enter no speed.
Parameters
Defaults
2488
Command Modes
INTERFACE
Command
History
Version 7.7.1.0 Introduced
155 Enter 155 to set the interface as OC3.
622 Enter 622 to set the interface as OC12.
2488 Enter 2488 to set the interface as OC48.
Version 7.4.1.0 Added support for 2488 (OC48)