ZyXEL Communications HES-309M - Alg

Chapter 7 Network Settings
HES-309M Series User’s Guide
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7.13 ALG
Use these settings to bypass NAT on your WiMAX Device for those applications
that are "NAT un-friendly".
Click Network Setting > NAT > ALG to open this screen as shown next.
Figure 40 ALG Screen
This screen contains the following fields:
Table 33 ALG
LABEL DESCRIPTION
Enable FTP ALG Turns on the FTP ALG to detect FTP (File Transfer Program) traffic and
helps build FTP sessions through the WiMAX Device’s NAT.
Enable H.323
ALG
Turns on the H.323 ALG to detect H.323 traffic (used for audio
communications) and helps build H.323 sessions through the WiMAX
Device’s NAT.
Enable IPsec
ALG
Turns on the IPsec ALG to detect IPsec traffic and helps build IPsec
sessions through the WiMAX Device’s NAT.
Enable L2TP
ALG
Turns on the L2TP ALG to detect L2TP traffic and helps build L2TP
sessions through the WiMAX Device’s NAT.
Enable PPTP
ALG
Turns on the PPTP ALG to detect PPTP traffic and helps build PPTP
sessions through the WiMAX Device’s NAT.
Enable RTSP
ALG
Turns on the RTSP ALG to detect RTSP traffic and helps build RTSP
sessions through the WiMAX Device’s NAT.
Enable SIP ALG Turns on the SIP ALG to detect SIP traffic and helps build SIP sessions
through the WiMAX Device’s NAT.
SIP Port If you are using a custom UDP port number (not 5060) for SIP traffic,
enter it here.