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DEFINITY Enterprise Communication Server Release 9
Installation and Maintenance for Survivable Remote EPN 555-233-121
2
SREPN Maintenance
Fault isolation procedures
4. Set the switch on the TN2301 circuit pack to the RSTR position for at least
1 second and return the switch to the AUTO position.
OR
From a remote dial-in connection to the SRP, enter restore survivable-
remote-link to reset the SRP. For more information see the
remote location''
Fault isolation procedures
Use the following procedure to isolate faults on a fiber link. This section contains
information on:
''Fiber fault isolation''
''Loopback tests''
Fiber fault isolation
!
CAUTION:
On systems with duplicated Port Network Connectivity (PNC), first busyout
the standby PNC (busyout pnc-standby) before busying out any of the
following standby components:
!
WARNING:
Calls are dropped when busying out of any of these components on a
simplex PNC.
!
CAUTION:
Be sure to release all busied out components after completing the tests.
section later in this chapter.
NOTE:
After normal service is returned to the SREPN, the SRP is in an
alarmed state . This is normal for the SRP and indicates that the
TN2301 has disconnected from the SREPN, and the SRP is no
longer in control. Connections have been re-established between the
EI in the SREPN and its EI/SNI counterpart in the Release 9r.
Fiber-Link (FIBER-LK)
Standby Expansion Interface (EXP-INTF)
Switch Node Interface (SNI)
DS1 Converter (DS1-CONV)
Issue 2
November 2000
2-25
''Restore from
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