Fast Connection - 3Com MSR 50 Series Configuration Manual

2284 C 132: V
HAPTER OICE

Fast Connection

E C
NTITY ONFIGURATION
# Configure the private line auto ring-down (PLAR) function and the delay
off-hook binding.
[sysname-voice] subscriber-line 6/0
[sysname-voice-line6/0] private-line 2101002
[sysname-voice-line6/0] hookoff-mode delay bind 6/24
[sysname-voice-line6/0] quit
[sysname-voice] dial-program
# Configure a dial plan where the VoIP entity is preferred.
[sysname-voice-dial]select-rule type-first 2 1 3
3 In the case that the IP network is unavailable, configure Router A and Router B as
follows:
# Configure Router A, with the POTS entity preferred and the other configurations
remaining unchanged.
<Sysname> system-view
[Sysname] voice-setup
[Sysname-voice] dial-program
[sysname-voice-dial] select-rule type-first 1 2 3
# Configure Router B, with the POTS preferred and the other configurations
remaining unchanged.
<Sysname> system-view
[Sysname] voice-setup
[Sysname-voice] dial-program
Network requirements
Phone users of Router A and Router B communicate with each other over WAN.
From Router A to Router B, fast connection and H.225 out-of-band DTMF
transmission are adopted. From Router B to Router A, non-fast connection and
H.225 out-of-band DTMF transmission are adopted.
Network diagram
Figure 663 Network diagram for voice fast connection
FXS Line 1/1
010-1001
Telephone A
Configuration procedure
1 Configure Router A
# Configure a VoIP entity.
<RouterA> system-view
[RouterA] voice-setup
[RouterA-voice] dial-program
[RouterA-voice-dial] entity 0755 voip
WAN
Router A
1. 1.1.1/24
FXS Line 1/ 1
Router B
0755-2001
2.2.2.2/ 24
Telephone B