R2511-HP MSR Router Series Voice Configuration Guide(V5)

16
Step Command Remarks
4. Create a VoIP voice entity and
enter VoIP voice entity view.
entity entity-number voip N/A
5. Specify the codecs and their
priority levels for the POTS
voice entity.
compression { 1st-level | 2nd-level
| 3rd-level | 4th-level }
{ g711alaw | g711ulaw |
g723r53 | g723r63 | g726r16 |
g726r24 | g726r32 | g726r40 |
g729a | g729br8 | g729r8 }
Optional.
By default, the codec with the first
priority is g729r8, that with the
second priority is g711alaw, that
with the third priority is g711ulaw,
and that with the fourth priority is
g723r53.
Only the following interface cards
support the g726 codec:
• 1-port, 2-port, and 4-port FXS
interface cards.
• 1-port, 2-port, and 4-port FXO
interface cards.
• 2-port and 4-port E&M
interface cards.
6. Configure the voice
packetization period for
different codecs.
payload-size { g711 | g723 |
g726r16 | g726r24 | g726r32 |
g726r40 | g729 } time-length
Optional.
The default is 20 milliseconds for a
G.711 codec, and 30 milliseconds
for G.723, G.726, and G.729
codecs.
7. Configure voice entity
description.
description string
Optional.
No description is configured by
default.
Configuring DTMF transmission
For precautions, see "Configuring DTMF transmission."
Step Command Remarks
1. Enter system view.
system-view N/A
2. Enter voice view.
voice-setup N/A
3. Enter voice dial program view.
dial-program N/A
4. Create a VoIP voice entity and
enter VoIP voice entity view.
entity entity-number voip N/A
5. Configure out-of-band DTMF
transmission mode.
outband { h225 | h245 |nte |sip }
Optional.
By default, the inband DTMF
transmission is configured.
6. Configure the value of the
payload type used by NTE.
rtp payload-type nte value
Optional.
The default is 101.