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Connections
The AT&T Home Base automatically selects the optimal mobile network.
Mobile Data: You can set whether to enable or disable data access on your AT&T Home Base.
Enhanced Voice Services: Enables enhanced voice and communications over the cellular network
(where available). Data charges may apply.
Signal Strength: Indicates the type of network connection the AT&T Home Base is currently using.
There is also a Signal Strength value based on current conditions.
Firewall
A firewall protects your connected devices against malicious incoming traffic from the Internet. The
firewall cannot be disabled, but the following settings are available.
MAC/IP/Port Filtering
You can Enable or Disable the MAC/IP/Port Filtering feature as needed to block certain Internet traffic. If
this setting is enabled, you can then choose whether traffic is Accepted or Dropped by default by
selecting the appropriate option from the Default Policy dropdown.
Default Policy:
Accepted: Internet traffic is allowed by default. Only traffic from the selected applications will be
blocked from accessing the Internet. Traffic is identified by port numbers. Some applications are
pre-defined. You can define additional applications by clicking the "Add Custom Application" button,
but you need to know details of the traffic used and generated by the applications you wish to define.
In particular, you need to know the port numbers and the protocol (TCP, UDP) used by outgoing
traffic.
Dropped: Internet traffic is blocked by default. Only traffic from the selected pre-defined or custom
applications are allowed to access the Internet.
Applications: Use these check boxes to deny or allow access to the Internet for each application, as an
exception to the selected Default Policy of accepting or dropping Internet traffic.
Custom Applications: This feature allows you to define your own applications. Once defined, these
applications can be enabled and disabled the same way as pre-defined applications. To define an
application, you need to know the ports and protocol (TCP, UDP) used by the application for outgoing
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