User Guide

BSGX4e Business Gateway User Guide 291
Release 01.01 NN47928-102
SIP Configuration
Table 89 describes network information, and Table 90 describes server information
Table 90. Server Information
This section provides guidelines for configuring the SIP Session Controller and the SIP
User Agent of the BSGX4e. Configuration guidelines are given to describe an actual
case for configuring an BSGX4e for deployment at a small customer office to
implement a complete secure VoIP solution based on Cisco 7960 phones and a fax
machine. The SIP Session Controller (SIP SC) controls the VoIP telephones installed in
the LAN network. The SIP User Agent (SIP UA) controls the analog fax machine
attached to the FXS port of the BSGX4e.
In this example the ISP managing the BSGX4e provides support services, including:
The first objective of the following example is to configure the SIP SC so that the
LAN VoIP phones can connect and automatically do the following tasks:
1.Get an IP address.
Table 89. Network Information
LAN IP range Access
router
10.0.0.0/16
10.0.1.1 (BSGX4e)
WAN range Access
router
172.29.250.0/24
172.29.250.1
S1 DHCP Server dhcpserver.isp.com - 66.19.9.160
(the access router acting as a DHCP relay between the
BSGX4e and the DHCP server)
S2 HTTP Server Httpserver.isp.com - 66.19.9.161
S3 SIP Server Sipserver.com - 66.19.9.162 / SIP domain "sip.net"
S4 NTP Server ttpserver.isp.com - 66.19.9.163
S5 TFTP Proxy tftpserver.isp.com - 66.19.9.164
S6 DNS Server dnsserver.isp.com - 66.19.9.165
Dynamic Host Configuration
Protocol (DHCP)
IP address management
Hypertext Transfer Protocol
(HTTP)
VoIP phone logo management
Session Initiated Protocol (SIP) Voice application
Simple Network Time Protocol
(SNTP)
Time synchronization
Trivial File Transfer Protocol
(TFTP)
VoIP phone firmware and configuration
management
Domain Name Service (DNS) SIP server location and name resolution