Troubleshooting - Zte AT&T Velocity MF923 User Manual

To enable DMZ and designate a computer to screen
incoming traffic:
On the AT&T Wi-Fi Manager home page, log in as
Administrator.
Click Settings on the navigation menu on the left side.
Click Firewall > DMZ tab.
Select Enable beside DMZ.
In the DMZ IP Address field, enter the IP address of the
computer you want to have in the DMZ.
Click Apply.
Set Router Options
To set the mobile hotspot's LAN options:
On the AT&T Wi-Fi Manager home page, log in as
Administrator.
Click Settings on the navigation menu on the left side.
Click Advanced > Router tab.
Enter the desired information in the each section.
If the DHCP Server is enabled, it automatically assigns an IP
address to each device on the network and manages their
configuration information.
Click Apply.
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Troubleshooting

Problem
Cannot
establish the
Wi-Fi connection
between your
device and client
The client
connected to the
device cannot
access the Internet
Cannot visit the
web user interface
configuration page
Advanced Settings Troubleshooting
Suggested Solution
Refresh network list and select the
correct SSID.
Check the IP address to make sure
your client can obtain an IP address
automatically in the Internet protocol
(TCP/IP) properties.
Type the correct network key (Wi-Fi
password) when you connect to the
device.
Make sure your SIM card is available.
Change the location to find a place with
good signal.
Contact your service provider.
Enter the correct address. The default
address is http://192.168.1.1 or
http://attwifimanager.
Only use one network adapter in your PC.
Do not use any proxy server.
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