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6.3.3
DMZ Host
The DSL router will forward IP packets from the WAN that do not belong to any of
the applications configured in the Virtual Servers table to the DMZ host computer.
To Activate the DMZ host, enter the DMZ host IP address and click Save/Apply.
To Deactivate the DMZ host, clear the IP address field and click Save/Apply.
6.3.4
ALG
Session Initiation Protocol (SIP - RFC3261) Application Layer Gateway (ALG) is the
protocol of choice for most VoIP (Voice over IP) phones to initiate communication.
If the user has an IP phone (SIP) or VoIP gateway (SIP) situated behind the router,
the SIP ALG can help VoIP packets pass through when NAT is enabled.
Tick the SIP Enabled checkbox
port to be used (see NOTE below). Adjust settings and then click Save/Apply.
NOTE:
This ALG is only valid for SIP protocol running on UDP port 5060.
to enable SIP ALG. The text box defines the UDP
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