Avaya 03-300430 User Manual

Page of 2574
Communication Manager Maintenance-Object Repair Procedures
2504 Maintenance Procedures for Avaya Communication Manager 3.0, Media Gateways and Servers
 
VAL Congestion Controls
The switch activates congestion controls on VAL when it detects buffers exceeding the 
threshold. The switch releases the congestion controls when the VAL reports that its buffer level 
has returned to normal levels.
Error Log Entries and Test to Clear Value
Notes:
a. Error Type 0: there is no short test sequence for this MO. Every test is available in the long 
test sequence. Refer to each appropriate test’s description, and follow its recommended 
procedures.
b. Error Type 1: SCOTCH Synchronous Loop-Around Test (#1275) failed.
1. Test the port (test port location long).
2. See 
on page 2507 repair procedures.
c. Error Type 257: VAL port detected overrun or underrun condition that can indicate a 
hardware problem.
1. Test for hardware problem (test port location long).
If congestion:
Then the switch:
Persists for a 14-minute interval
Raises MINOR alarm
Exhausts buffers
Raises MINOR alarm
Ceases for 12 minutes
Retires MINOR alarm
Error
Type
Aux
Data
Associated Test
Alarm
Level
On/Off
Board
Test to Clear Value
0 (
0
Any
Any
Any
test port location 
l
1 (
0
SCOTCH Sync 
Loop-Around (#1275)
MIN
ON
test port location 
l r 3
257 (
)
0
WRN
OFF
) 0, 1
TDM Loop-Around Test 
(#1285)
MAJ
ON
test port location 
l r 3