Chapter 46. Configuring and Monitoring the ISDN Interface
This chapter describes the ISDN commands and GWCON commands. It includes
the following sections:
v “ISDN Configuration Commands”
v “Accessing the Interface Monitoring Process” on page 635
v “ISDN Monitoring Commands” on page 635
v “ISDN and the GWCON Commands” on page 641
Notes:
1. ISDN interfaces have both ELS messages and cause codes that you can use to
monitor ISDN-related activity. See
Event Logging System Messages Guide
2. The ISDN, Q931, CEME, LAPD, and DIAL ELS subsystems are available.
ISDN Configuration Commands
Table 80 describes the ISDN configuration commands, and the following sections
explain the commands. Enter these commands at the ISDN Config> prompt.
Table 80. ISDN Configuration Command Summary
Command Function
? (Help) Displays all the commands available for this command level or lists the
options for specific commands (if available). See “Getting Help” on page 10.
Block-calls Blocks incoming calls from a specific caller.
Disable Valid only for BRI. Disables Power Source 1 detection.
Enable Valid only for BRI. Enables Power Source 1 detection.
List Displays the ISDN configuration.
Remove Removes DN0 entries from the ISDN configuration.
Set Sets the frame size, local address, no-answer timeouts, number of retries
after no answer, type of ISDN switch, directory numbers, SPIDS, TEI and
bandwidth.
Cause Code Stops further processing attempts to establish a connection through an
interface.
Exit Returns you to the previous command level. See “Exiting a Lower Level
Environment” on page 11.
Block-Calls
Use the block-calls commands to block incoming calls. Caller numbers to be
blocked must be added to the authentication list. The maximum number of caller
blocked calls is 16 per interface.
Call block can be used for:
v An unsolicited call being constantly received.
v Network bringup/test where you need to ignore certain calls.
Syntax:
block-calls
add
list
© Copyright IBM Corp. 1994, 1998 627
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