5 Tools
192
Tools
5
VoIP Gateway Setup
You can configure the following settings for VoIP Gateway 1 to 50.
You can also configure different VoIP gateways by a recipient’s telephone number.
Note • To use a fixed VoIP gateway, do not register the ID, and specify only the IP address for VoIP
Gateway 1.
• You cannot use a VoIP gateway in an IPv6 network.
îš„ ID
Specify a number to identify the recipients’ telephone numbers.
If you specify "03", this VoIP gateway is used for the telephone numbers beginning with "03"
such as "0312345678" and "0312345679".
Note • If you specify a specific telephone number, specify the entire telephone number such as
"0312345678".
îš„ Gateway Address
Enter the IP address of the VoIP gateway.
T.38 Settings
Configure the settings for T.38.
T.38 Transport Protocol
Select T.38 transport protocol from [TCP] or [UDP].
Note • When you use VoIP gateway manufactured by Cisco Systems, Inc., select [UDP].
UDPTL Listening Port Number
Set the UDPTL listening port number from 1 to 65535.
Important •Do not use any numbers assigned to other ports.
TCP Listening Port Number
Set the TCP listening port number from 1 to 65535.
Important •Do not use any numbers assigned to other ports.
RTP Listening Port Number
Set the RTP listening port number from 1 to 65535.
Important •Do not use any numbers assigned to other ports.
Prioritize IP Packets / Prioritize IP Packets (Ethernet 1), Prioritize IP Packets (Ethernet 2)
Set the priority of IP packet transmission from 0 to 255.
Note • The value set varies depending on your environment. Consult your network administrator.
• Set the value already specified by the network side. If you set other values, the priority does not
change.
(For most of Cisco
®
routers, speech traffic is set to 184(ef). If you change the value, consult your
network administrator.)
• The title of this setting item differs depending on the Ethernet interface configuration: When single
Ethernet interface is used, [Prioritize IP Packets] is displayed. When two Ethernet interfaces are used,
[Prioritize IP Packets (Ethernet 1)] and [Prioritize IP Packets (Ethernet 2)] are displayed.
• When any interface names are specified in [Ethernet1 - Network Name] and [Ethernet2 - Network
Name], the specified names are displayed instead of "Ethernet1" and "Ethernet2" of [Prioritize IP
Packets (Ethernet 1)] and [Prioritize IP Packets (Ethernet 2)] respectively.