DVG-N5412SP User’s Manual ADVANCED
D-Link Systems, Inc. 69
3-2-1-12 SIP Advanced
ADVANCED → VoIP → SIP Advanced
Listen Port UDP: Enter the VoIP Router’s listening port in this field. Leave it as default settings, unless it
conflicts with ports used by other device in your network.
RTP Starting Port UDP: Enter the starting port number or transmitting voice data among VoIP devices.
Each line requires 2 ports.
For example, if the starting port is 9000, then Line 1 will take up ports 9000 and 9001, and Line 2 will
take up ports 9002 and 9003, and so forth.
SIP Transport Protocol: DVG-N5412SP supports UDP, TCP and TLS for SIP signaling. Most of SIP
Server support UDP, if you prefer TCP or TLS please make sure whether remote party supports TCP/TLS
or not.
ADVANCED → VoIP → SIP Advanced
International Call Prefix Digit: Enter the International call prefix.
Country Code: Select the desired country code from the drop-down menu or enter the country code if
Other is selected.
Long Distance Call Prefix Digit: Enter the long-distance prefix digit for making a long-distance call.
Area Code: Enter the area code.
E.164 Numbering(To Invite Proxy): This variable is followed the E.164 rule, but it depends on the SIP
proxy server. Click the check box to send the number following the E.164 rule by the VoIP Router.
ENUM Header Exception: Enter the prefix number that the VoIP Router sends the number without
followed the E.164 rule.
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