Configuring extended sip functions, Configuring out-of-band dtmf – H3C Technologies H3C MSR 5600 User Manual
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Step Command
Remarks
6.
Enter dial program view.
dial-program
N/A
7.
Enter VoIP entity view.
entity entity-number voip N/A
8.
Enable the VoIP entity to
obtain the call destination
address from the proxy server.
address sip proxy
By default, a VoIP entity does not
obtain the call destination address
from a proxy server.
Configuring the destination domain name and port number for
a VoIP entity
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter voice view.
voice-setup
N/A
3.
Enter dial program view.
dial-program
N/A
4.
Enter VoIP entity view.
entity entity-number voip N/A
5.
Configure the destination
domain name and port
number.
address sip dns domain-name port
port-number
By default, no destination domain
name or port number is
configured.
The port number must be 5060.
Configuring extended SIP functions
This section describes extended SIP configurations.
Configuring out-of-band DTMF
There are two ways to transmit DTMF tones: in-band signaling and out-of-band signaling. In-band
signaling sends DTMF tones in RTP packets, and out-of-band signaling sends DTMF tones in SIP
messages.
To use out-of-band signaling, configure the outband sip command on both the calling and called
devices.
To configure out-of-band DTMF:
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter voice view.
voice-setup
N/A
3.
Enter dial program view.
dial-program
N/A
4.
Enter voice entity view.
entity entity-number { pots | voip }
N/A
5.
Enable out-of-band DTMF.
outband sip
By default, inband DTMF is
enabled.