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AT&T Internet Air NCM1120D2-D323 - ALG Settings; Virtual Servers (Port Forwarding)

AT&T Internet Air NCM1120D2-D323
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Defines the maximum number of hops
each packet can travel before timing out.
ALG
ALG (Application Layer Gateway) allows dynamic TCP/UDP ports to
communicate with known ports used to support underlying protocols such
as VPN, FTP and VoIP services.
If you are using applications that require these protocols, you may need to
enable the below for an optimal experience.
1. From the Dashboard , click NAT Forwarding then click ALG.
2. Enable or disable the following by sliding the switch to the On or Off
position:
PPTP Passthrough
L2TP Passthrough
IPSec Passthrough
SSL Passthrough
RTSP Passthrough
H.323 Passthrough
SIP Passthrough
Virtual Servers
Virtual servers allow incoming network trafc on a specific port to be
forwarded to a designated device on your network. This is commonly used
for security cameras, home automation, and other IoT devices.
Note: Port forwarding is not recommended without careful consideration
and additional protective measures in place.

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