Configuring Out-Of-Band Sip Dtmf Transmission Mode - HP FlexNetwork MSR Series Configuration Manual

[RouterB-voice-dial-entity2222] quit
[RouterB-voice-dial]entity 1111 voip
[RouterB-voice-dial-entity1111] address sip ip 192.168.2.1
[RouterB-voice-dial-entity1111] match-template 1111
Configuration verification
After the above configuration, calls between telephone 1111 and telephone 2222 are made through
the DNS server.

Configuring out-of-band SIP DTMF transmission mode

Network requirements
Two routers work as SIP UAs. The calling and called parties adopt DTMF SIP out-of-band
transmission to make the transmission of DTMF digits more reliable.
Figure 45 Network diagram
Configuration procedure
1. Configure Router A:
# Configure the IP address of the Ethernet interface.
<RouterA> system-view
[RouterA] interface ethernet 2/1
[RouterA-Ethernet2/1] ip address 192.168.2.1 255.255.255.0
# Configure the voice entity.
<RouterA> system-view
[RouterA] voice-setup
[RouterA-voice] dial-program
[RouterA-voice-dial] entity 2222 voip
[RouterA-voice-dial-entity2222] address sip ip 192.168.2.2
[RouterA-voice-dial-entity2222] match-template 2222
[RouterA-voice-dial-entity2222] outband sip
[RouterA-voice-dial-entity2222] quit
[RouterA-voice-dial] entity 1111 pots
[RouterA-voice-dial-entity1111] line 1/0
[RouterA-voice-dial-entity1111] match-template 1111
[RouterA-voice-dial-entity1111] outband sip
2. Configure Router B:
# Configure the IP address of the Ethernet interface.
<RouterB> system-view
[RouterB] interface ethernet 2/1
[RouterB-Ethernet2/1] ip address 192.168.2.2 255.255.255.0
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