Avaya 03-300430 User Manual

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Communication Manager Maintenance-Object Repair Procedures
1092 Maintenance Procedures for Avaya Communication Manager 3.0, Media Gateways and Servers
 
Removing Fiber Connectivity to an PN
This procedure covers removing the connectivity to an PN or between SNs. Removing an PN 
and its associated carrier and circuit packs can be handled on a board-type basis.
If this system is duplicated, start with step 1; otherwise, start with step 6.
Note:
Note:
The following procedure is generic in its scope. Check the customer’s switch 
configuration for EI/SNI structures.
!
WARNING:
WARNING:
Do not power down a Switch Node carrier to replace a circuit pack.
!
WARNING:
WARNING:
In duplicated PNC configurations, one DS1-CONV complex in the fiber-link 
serves as the active and the second DS1-CONV complex serves as the standby. 
Each DS1Converter complex consists of two TN574 or TN1654 circuit packs.
Table 371: Removing Fiber Connectivity from a PN 
Step
Command/Step
Description
1.
status pnc
Verify that the A-side is active.
1. If the B-PNC is active, enter reset 
pnc-interchange and press Enter.
2. Verify that the A-side is active (status 
pnc).
3.
busyout pnc standby
Busyout the duplicated switch side.
4.
change system-parameters 
duplication
Disable PNC duplication by setting the 
Enable Operation of PNC 
Duplication field to n.
5.
list fiber-link
List administered fiber connections by 
number. Record the endpoints (EIs, SNIs, 
and DS1Cs), and fiber link numbers that you 
are removing.
6.
busyout fiber-link n
Busyout the fiber link of interest. The fiber link 
number (step 4) is n for this command.
7.
remove fiber- link n
Remove the link administration for this link.
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