AT&T A50 User Manual page 27


DHCP IP Range – Defines the local IP range that DHCP server assigns to
connected devices.

DHCP Lease Time -
IP address from your mobile hotspot and the time when it expires. When the DHCP
lease time expires, your connected device automatically releases IP address and
asks your mobile hotspot to assign a new one.
DNS Mode
‐

DNS Manual Mode- Your mobile hotspot uses Domain Name Servers (DNS)
assigned by your network by default. The DNS Manual Mode option allows you to
use your own DNS service if you have.
To manually set a Domain Name Server:
1. Click the ON button to enable DNS Manual Mode.
2. Enter the IP address of the first DNS in the DNS 1 IP address field.
3. Enter the IP address of the second DNS in the DNS 2 IP address field.
4. Click Save Changes button.

UPnP - Universal Plug and Play (UPnP)
devices to
be personal computers, printers, security cameras, game consoles or mobile devices
that communicate with each other and share data over your network

Out of Service Notification: Notify when DNS service is not working

NAT Timeout - NAT session timeout is the length of time that the router will keep
that connection even if it is inactive. After that, the router will remove the entry, and
stop accepting the incoming traffic.
MAC Filtering
‐
The MAC filtering allows only selected devices to access your mobile hotspot Wi-Fi network.
By default, MAC filtering is turned OFF.
The period between when your connected device obtained its
automatically set port forwarding rules for
is a network protocol that allows compliant
themselves. These devices can
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