User's Manual
Table Of Contents
- Preface
- 1 Introduction of VGW-X20FS SERIES
- 2 Basic Operations
- 3 Configurations on Web Interface
4-/8-/16-/24-/32-Port SIP Internet Telephony Gateway
50
3.9.3 IP Trunk
A peer-to-peer VoIP call occurs when two VoIP phones communicate directly over IP network without
IP PBXs between them. IP trunk helps establish peer-to-peer call between gateway and VoIP phones.
IP trunk will be used in routing configuration.
Figure 3.11-3 IP Trunk Configuration Interface
Explanation of related parameters:
Index The no. of the IP trunk ranging from 0 to 127.
Description The description of the IP trunk is used to identify the IP trunk.
Remote Address IP address or domain name of peer device
Remote Port SIP port of peer device
Heartbeat
Whether to enable the ‘Heartbeat’ function for the IP trunk. Default value is ‘not enable’.
If heartbeat is enabled, the gateway will send “OPTION” to peer device.
3.9.4 Routing Parameter
This parameter determines whether a call is routed before or after manipulation.
Figure 3.11-4 Configuration Interface for Routing Parameter