UDT card DPNSS/DASS2
For IDA
Startup, follow the steps in the following table.
Table 37: DPNSS/DASS2 startup procedure
Step Action Response
1 Check the status of the DPNSS/DASS2 The EN/DIS LED is red The DCH LED is
red
2 Enable DDCS: LD 75 ENL DDCS l DDCS l is enabled
3 Enable the DDSL: LD 75 ENL DDSL n ENBL IDLE (DDSL enabled, but all
channels are disabled)
4 Enable the LAP protocols for each real
and virtual channel configured on the
DPNSS1/DASS2 link: LD 75 STR
T n
Both ends of the link should be started
within 5 minutes of each other.
ENBL STARTING (The configured LAP
protocols for each real and virtual
channel configured on the DPNSS1/
DASS2 link are being enabled) ENBL
ACTIVE (The configured LAP protocols
for each real and virtual channel
configured on the DPNSS1/DASS2 link
are enabled)
If the IDA status is not as shown in Table 38: IDA status check procedure on page 97
,
complete the check and proceed to IDA fault clearing procedures.
Once all problems are cleared, go to IDA start-up
Table 37: DPNSS/DASS2 startup
procedure on page 97
.
Table 38: IDA status check procedure
Step Action Response
1 Check the EN/DIS and DCH LEDs on
UDT
card
For normal operation, both LEDs are
green.
2 Check the status of DDSL: LD 75 STAT
DDSL
The DDSL status should be ENBL
ACTIVE (DDSL enabled, and all
configured channels are normally
enabled)
3 Check the status of DDCS: LD 75 STAT
DDCS (n)
Maintenance and diagnostics
ISDN Primary Rate Interface Maintenance November 2011 97
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