of the D-channel. The display format is shown in Table 26: ISL status check in LD 60 on
page
88.
Table 26: ISL status check in LD 60
Command Response
STAT L CH 1 = IDLE ISL TIE CH 2 = UNEQUIP
STAT L CH CH 1 = IDLE ISL TIE?D-ch <ch #> <status>
Print programs (LD 20, 21, 22)
Print programs LD 20, LD 21, and LD 22 (see Table 27: ISL prompts in LD 20, LD 21, and LD
22 on page 88) provide the following ISL information:
• LD 20 prints trunk information
• LD 21 prints route information
• LD 22 prints configuration record information
Table 27: ISL prompts in LD 20, LD 21, and LD 22
Program Prompt Description
LD 20 CHID nn Channel ID
LD 21 MODE ISL/PRI DCHI x ISL or PRI service route DCHI port number
(printed if MODE = ISL)
LD 22 USR PRI/ISL/SHA D-channel for PRI only, ISL D-channel for
(dedicated mode), or SHA= D-channel
shared between PRI and ISL
ISLM x maximum number of ISL trunks
LD 21 also lists the ISL trunk terminal numbers (TNs) configured in the system and counts the
number of ISL trunks controlled by the DCH (see Table 28: Additional ISL information provided
in LD 21 on page 88
). To list ISL trunk TNs, use the following prompts:
REQPRT TYPEISLL
Table 28: Additional ISL information provided in LD 21
Cust # ISL Trunk TN Channel ID DCH # Route #
xx l s c u xxx xx xxx
xx l s c u xxx xx xxx
ISDN Signaling Link maintenance
88 ISDN Primary Rate Interface Maintenance November 2011
Comments? infodev@avaya.com
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