The system view is displayed.
Step 2 Run:
voice
The voice view is displayed.
Step 3 Run:
pcm { a-law | u-law }
The codec mode is configured for voice services.
----End
Enabling the AR1200 to Check the Checksum in Packets
You can enable the AR1200 to check the checksum in received messages or encapsulate the
checksum in messages to be sent.
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.
l Run:
sctp checksum receive enable
The AR1200 is enabled to check the checksum in received messages.
l Run:
sctp checksum send enable
The AR1200 is enabled to encapsulate the checksum in messages to be sent.
----End
Setting Ringing Parameters
You can set the AC amplitude of the ringing current, frequency of the ringing current, cadence
ratio, and initial ringing function on the AR1200 to meet local standards.
Context
Different countries and regions use different ringing standards. You can set the AC amplitude
of the ringing current to adjust the ringing tone volume, voice pitch, cadence ratio, and initial
ringing function on the AR1200 to meet local standards.
Huawei AR1200 Series Enterprise Routers
Configuration Guide - Voice 1 SIPAG Configuration
Issue 03 (2011-09-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
26
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