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D-Link DPH-18MS User Manual
Section - Installation
When the VoIP phone is set behind a NAT router, you will need the
NAT Traversal function to send and receive the network packets (e.g.
RTP packets) properly. The VoIP phone supports STUN, UPnP and
a non-standard method called “Manual Config External IP/Port” to
assist the phone in NAT Traversal.
• STUN Server Setting
NAT Traversal Settings
STUN:
STUN Domain Name/
IP Address:
Enable or disable the
STUN
function.
Enter the host name or IP address of the STUN server.
• Manual Config External IP/Port
User Defined
External IP/Port:
External IP Address:
External SIP Port:
External Media Port:
VLAN ID:
It is a non-standard method that can help you to configure
the phone with the following items to traverse NAT
properly.
Select one from the three options to obtain the external IP address.
Manual Set: If the NAT router is allocated with a fixed IP address, we suggest that you can select this option and
enter the unchangeable IP address in the blank.
Use STUN to Get External IP Address: Obtain the external IP address through the STUN procedure. Please enter
the IP address of STUN server in STUN Domain Name/IP Address in advance.
Use UPnP to Get External IP Address: Obtain the external IP address through the UPnP procedure.
Enter the external port that is reserved for the SIP signaling.
Enter the external port that is reserved for the RTP transmission.
Summary of Contents for DPH-128MS - VoiceCenter VoIP Phone
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