Cisco Cisco ONS 15454 M12 Multiservice Transport Platform (MSTP) Notas de publicación

This section documents supplemental changes that have been added to the Release Notes for Cisco ONS 
15454 Release 4.5 since the production of the Cisco ONS 15454 System Software CD for Release 4.5.

The following changes have been added to the release notes for Release 4.5

A 

 on page 6 has been added to the release notes for Release 4.5.

The following caveat has been added.

Review the notes listed below before deploying the ONS 15454. Caveats with DDTS tracking numbers 
are known system limitations that are scheduled to be addressed in a subsequent release. Caveats without 
DDTS tracking numbers are provided to point out procedural or situational considerations when 
deploying the product.

An optical connector and optical attenuators inserted into the SFP may force the fiber against the shelf 
door when it is closed. Use the following types of optical connectors and optical attenuators when 
connecting to the SFP:

Optical connectors: The length of the connector (starting from the ferule tip) plus the fiber boot 
must be 50 mm or shorter.

Optical Attenuators: The following attenuator Cisco P/Ns are recommended: 

39-0228-XX

39-0229-XX

39-0230-XX

Occasionally CTC displays a LO-TXPOWER alarm when SMT4 and STM1 SFP is installed at the client 
port of a TXP or TXPP card. The LO-TXPOWER alarm is displayed when the alarm threshold is set to 
the default value in the TX POWER LOW field of the Optical Threshold in the CTC provisioning