Huawei AR1200 Series Configuration Manual - Voice page 34

Huawei AR1200 Series Enterprise Routers
Configuration Guide - Voice
This function takes effect for only FXS ports.
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Setting CLIP Parameters in Offhook State
You can set CLIP parameters in offhook state on the AR1200 so that the AR1200 can work with
the phone terminal.
Context
When the CLIP service is registered, CLIP parameters in offhook state need to be configured
on the AR1200 so that the AR1200 can work with the phone terminal. Generally, default
parameter settings are used. If CLIP parameters are not set properly, change relevant CLIP
parameters.
Procedure
Step 1 Run:
system-view
The system view is displayed.
Step 2 Run:
voice
The voice view is displayed.
Step 3 Run the following commands as required.
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Issue 03 (2011-09-30)
Run:
clip offhook ack-fsk-interval ack-fsk-interval
The interval between the time when the ACK message is received and the time when the
frequency-shift keying (FSK) is transmitted in offhook state is set.
Run:
clip offhook dtas-ack-interval dtas-ack-interval
The maximum duration between the time when the dual tone-alerting signal (DT-AS) is
transmitted and the time when the ACK message is received in offhook state is set.
Run:
clip offhook dtas-duration dtas-dur-value
The duration of the dual tone-alerting signal (DT-AS) in offhook state is set.
Run:
clip offhook dtas-level dtas-level
The level of the DT-AS in offhook state is configured.
Run:
clip offhook fsk-level fsk-level
The level of the FSK in offhook state is configured.
Run:
clip offhook mark-signal-bit mark-signal-bit
The number of bits of the FSK synchronization mask in offhook state is set.
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