Demand test descriptions and error codes - Avaya Support

Figure 76: Synchronization Troubleshooting, Fig. 1 of 5
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Use display errors and follow the repair procedures for non-slip errors
against, SYNC, TDM-CLK, TONE-BD, EXP-INTF, SNI-BD, and DS1C-BD
maintenance objects.
Non-Slip errors are those NOT listed below:
Board Type Name in Error Log Log Entry (for slips)
DS1 Interface DS1-BD 3073 to 3160
UDS1 Interface UDS1-BD 3073 to 3160
Expansion Interface EXP-INTF 2305
Switch Node Interface SNI-BD 1537
Tone-Clock TDM-CLK 1025
DS1 Converter DS1C-BD 3329
DS1 Facility DS1-FAC 856
Slips
900 Maintenance Alarms for Communication Manager, Media Gateways and Servers
Yes
Is reference a
free-running Tone-Clock
or IPSI?
System is operating
as a timing slave in
the network.
1
Is synchronization
administered and
enabled?
stat sync
stat sync
Slips on
DS1 facilities?
2
No
No
No
Yes
Yes
Problem is
in switch.
D
Review synchronization plan.
Administer and enable
synchronization.
System is operating as
timing master.
To Fig 4
SlipsonsomeDS1
facilities in same PN
as reference?
3
Is the tone clock
or IPSI
designated as the
timing master?
No
Yes
Slips on IPSI or Tone CLK, EIs
SNIs, or non-reference PN DS1s
Use list sync to determine
if the tone clock is
designated as the master.
Use stat sync to determine
if the tone clock was
switched to.
C
No
To Fig 3
Yes
B
A
To Fig 2
To Fig 3
Problems with
reference PN or
synchronization plan