Monitoring SONET Performance
278 Avidia System Configuration and Management User Manual
MONITORING SONET PERFORMANCE
You can monitor SONET performance by Medium, Section, Line and Path layers.
You access all SONET statistics from the ::sonet=> prompt. From the ::root=> prompt,
type the following command then press to display the ::sonet=> prompt.
display stats sonet

Monitoring SONET Medium Statistics

From the ::sonet=> prompt, type the medium command in the following format then press
.
medium [<port>]
Parameter
[<port>]
Specifies a particular port for which to display statistics (format slot.port). Each OC3 line
card has two SONET fiber ports, which are identified by 1a and 1b. Only one port is active
and passing data at a time. The second port is used for automatic protection switching to
protect against a fiber or transceiver failure. Omitting this parameter displays statistics for
all SONET ports.
Examples
::sonet=> medium 12.1b
::sonet=> medium
ENTER
ENTER