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UDP- open port(s) to UDP traffic.
TCP/UDP- open port(s) to both TCP and UDP traffic.
Select the protocol (TCP, UDP or TCP/UDP) for the incoming data of
such triggering profile.
Incoming Port - Incoming traffic from the WAN destined for these
port numbers be forwarded to the LAN client that triggered the rule.
Enter the port or port range for the incoming packets.
Cancel Discard current settings and return to the previous page.
Apply Save the current settings and exit the page.
After finishing this web page configuration, please click Apply to save the settings.
II-2-5-4 ALG
ALG means Application Layer Gateway. There are two methods provided by Vigor router, RTSP
(Real Time Streaming Protocol) ALG and SIP (Session Initiation Protocol) ALG, for processing the
packets of voice and video.
RTSP ALG makes RTSP message, RTCP message, and RTP packets of voice and video be transmitted
and received correctly via NAT by Vigor router.
However, SIP ALG makes SIP message and RTP packets of voice be transmitted and received
correctly via NAT by Vigor router.
Available settings are explained as follows:
Item Description
Enabled Switch the toggle to enable or disable the function.
Listen Port Enter a port number for SIP or RTSP protocol.
Apply Save the current settings and exit the page.
After finishing this web page configuration, please click Apply to save the settings.
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