ATM PNC-DUP (ATM PNC Duplication)
Issue 1 May 2002
8-243
555-233-143
PNC-DUP Related Commands
The following commands and their output forms are fully described in
.
Busyouts and PNC-DUP
Busyout pnc puts the standby PNC in the busyout state. In this condition:
■
Double call set up is turned off.
■
The standby PNC is unrefreshed; existing duplicate call connections are
removed.
■
PNC interchanges are prevented.
Upon release, interchanges are re-enabled and a global refresh of double call
setup on the standby is performed.
When PNC duplication is in effect:
■
An active PNC component cannot be busied-out.
■
A standby PNC component can only be busied-out when the standby PNC
is first busied-out.
■
The standby PNC cannot be released unless all standby PNC components
are released.
Enabling and Removing PNC Duplication
To Enable PNC Duplication
To enable PNC duplication, perform the following sequence of steps:
1. Enable administration of PNC-DUP on the change system-parameters
customer-options form.
2. Fully administer duplicate ATM PNC connectivity. Verify by list atm pnc.
Or for IP duplication, go to step three.
status pnc
Displays information about both PNCs’ operational status,
including state of health, alarms, busyouts and locks, and so on.
reset pnc
interchange
Used to initiate a demand PNC interchange. If the standby is
healthy (all-zero state-of-health indexes), there is no effect on
service. Otherwise, calls may be dropped.
set pnc
Used to lock or unlock the active PNC, preventing interchanges. It
does not interfere with double call setup.
busyout pnc
Removes the standby PNC from service. See also the following
section on busyout of PNC components.
Summary of Contents for S8700 Series
Page 50: ...Maintenance Architecture 555 233 143 1 26 Issue 1 May 2002 ...
Page 74: ...Initialization and Recovery 555 233 143 3 12 Issue 1 May 2002 ...
Page 186: ...Alarms Errors and Troubleshooting 555 233 143 4 112 Issue 1 May 2002 ...
Page 232: ...Additional Maintenance Procedures 555 233 143 5 46 Issue 1 May 2002 ...
Page 635: ...status psa Issue 1 May 2002 7 379 555 233 143 status psa See status tti on page 7 406 ...
Page 722: ...Maintenance Commands 555 233 143 7 466 Issue 1 May 2002 ...