Mib Support For Aps - Extreme Networks PoS Installation And User Manual

Packet over sonet module

Table of Contents

Configuring the PoS Module

Detailed management counters reported for each protection-line port include:

• Automatic line switches initiated by the working-line switch, by the protection-line

switch, and by the ADM

• Line switches initiated due to external commands, such as through either the

aps <group#> force

• Line switches completed successfully

• Hello Protocol failures (this count is included as a component of the counter for

automatic line switches initiated by the protection-line switch)

• APS mode mismatch failures, which occur when the ADM indicates that it is

provisioned for the 1:n APS architecture, or when the ADM indicates that it is

provisioned for unidirectional-switching mode

• Protection switching byte failures, which occur when the received K1 byte is either

inconsistent or contains an invalid request code

• Channel mismatch failures, which occur when the channel number in the

transmitted K1 byte does not match the channel number in the received K2 byte

• Far-end protection line failures, which occur when a Signal Fail request code is

received on the protection line

Additional detailed status information reported for each protection-line port includes:

• Current contents of received K1 and K2 bytes

• Contents of K1 and K2 bytes that are currently being transmitted

• Indication of whether an APS Mode Mismatch Failure is currently active

• Indication of whether a Protection Switching Byte Failure is currently active

• Indication of whether a Channel Mismatch Failure is currently active

• Indication of whether a Far-End Protection Line Failure is currently active