Remote Ip Extension Between Fxo And Fxs - 3Com VCX v7111 User Manual

Authorization: Digest, username: 122,
realm="3Com.com",
nonce="11432d6bce58ddf02e3b5e1c77c010d2",
uri="10.2.2.222",
response="b9c45d0234a5abf5ddf5c704029b38cf"
On receiving this request, if accepted by the Proxy, the proxy returns a 200 OK response
closing the REGISTER transaction.
SIP/2.0 200 OK
Via: SIP/2.0/UDP 10.1.1.200
From: <sip: 122@10.1.1.200>;tag=1c23940
To: <sip: 122@10.1.1.200>
Call-ID: 654982194@10.1.1.200
Cseq: 1 REGISTER
Date: Thu, 26 Jul 2001 09:34:42 GMT
Server: Columbia-SIP-Server/1.17
Content-Length: 0
Contact: <sip:122@10.1.1.200>; expires="Thu, 26 Jul 2001 10:34:42 GMT";
action=proxy; q=1.00
Contact: <122@10.1.1.200:>; expires="Tue, 19 Jan 2038 03:14:07 GMT";
action=proxy; q=0.00
Expires: Thu, 26 Jul 2001 10:34:42 GMT

Remote IP Extension between FXO and FXS

This application explains how to implement remote extension using IP, using 8-port FXO and
8-port FXS V7111 gateways. In this configuration, PBX incoming calls are routed to the
Remote Extension using the FXO and FXS gateways.
Requirements:
One FXO V7111 gateway
One FXS V7111 gateway
Analog phones (POTS)
PBX – one or more PBX loop start lines
LAN
Connect the FXO V7111 ports directly to the PBX lines as shown in
®
3Com VCX V7111 VoIP Gateway User Guide
Figure 104:
277