3Com V7111 - VCX 4 Channels Analog FXO Media Gateway User Manual page 63

Immediately as PBX rings into the 8FXO, the ring signal is send to phone connected to
2
the 8FXS.
Once the phone's handset, connected to the 8FXS, is raised, the 8FXO seizes the PBX
3
line and the voice path is established between the phone and the PBX line.
There is a one to one mapping between PBX lines and 8FXS ports. Each PBX line is
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routed to the same phone (connected to the 8FXS).
The call is disconnected when phone connected to the 8FXS goes on-hook.
5
8FXS Configuration (using the FXS INI file)
To configure the 8FXS INI file, follow these steps:
Configure in the 8FXS INI file the endpoint numbers from 100 through 107.
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Configure TargetOfChannel table to include phone numbers of the 8FXO Gateway: such
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as TargetOfChannel0 = 200. (When phone connected to port 0 goes off-hook, the FXS
Gateway automatically dials 200 number).
Configure IP to phone table, to IP address and numbers of the FXO Gateway: such as
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Prefix=20,10.1.10.2 (where 10.1.10.2 is an IP address of the 8FXO).
Set IsDialNeeded = 0 to activate automatic dialing, when the handset goes off-hook.
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IsDialNeeded = 0
;------------------------------------
; Phone of each end point
;------------------------------------
ChannelList = 0,8,100
;------------------------------------
; Automatic dialed numbers
;------------------------------------
TargetOfChannel0 = 200
TargetOfChannel1 = 201
TargetOfChannel2 = 202
TargetOfChannel3 = 203
TargetOfChannel4 = 204
TargetOfChannel5 = 205
TargetOfChannel6 = 206
TargetOfChannel7 = 207
; Phones to IP routing table
;------------------------------------
Prefix = 20,10.1.10.2
8FXO configuration (using the FXO INI file)
To configure the 8FXO INI file, follow these steps:
Configure in the 8FXO INI file the endpoint numbers from 200 through 207.
1
Configure TargetOfChannel table to include phone numbers of the 8FXS Gateway: such
2
as TargetOfChannel0= 100 (when ringing signal is detected at port 0 of FXO Gateway,
the FXO Gateway automatically dials 100 number).
3Com VCX V7111 VoIP SIP Gateways User Manual 63