Huawei Technologies Proprietary
84
6 Troubleshooting Guide
6.1 Quick Troubleshooting
Failures
Instructions
The indicator
of power
supply is off
1. Make sure the connection of power supply is
correct.
2. Make sure to turn on the switch of power supply.
3. Make sure the output of power supply is correct.
The indicator
of LAN is off
1. Check the connection of cable and network
adapter.
2. Make sure to use the correct cable.
3. Make sure the cable works fine by pinging the
host IP address.
Can not
access
Internet or
remote
networks
1. Make sure to eliminate all the problems listed
above.
2. Make sure WA1003A software configuration is
correct.
3. Make sure to restart WA1003A after modifying
the configuration.
4. Check IP connection using ping command.
5. Make sure the DNS of computer is correct.
Can not
access some
WEB server
1. The MTU of operating system may be too large
2. Upgrade the operating system with patches.