Installation and Getting Started Guide for 720wl/740wl/760wl 2004-03

TROUBLESHOOTING
A
This chapter presents troubleshooting procedures for the 700wl Series. Table A-1 shows the symptoms,
probable cause and recommended action for a non-responsive unit.
Table A-1. Troubleshooting Guide
Symptom(s) Probable Cause Recommended Action
Power LED Off No Power Check power cord and AC outlet
Power LED on but fans
not running
Defective Fan Replace Fan
Unit inaccessible from
customer network after
configuration
Incorrect Cabling 1. Use straight-through Ethernet Cable.
2. Ensure connectivity to network
Unit inaccessible from
management system
after configuration
Incorrect configuration Access system through network uplink,
check configuration. Check in particular
that IP address and hostname are
correct, and that hostname agrees with
IP address.
Incorrect network
configuration
1. Check default router.
2. Check DNS server configuration
3. Check subnet mask
4. Check configuration of unit to use
DHCP or static ip address.
If all else fails 1. Reboot using command line
interface.
2. Restart management system
3. Restore to factory defaults and start
over
Can‘t get to Access
Control Server
Administrative Consoler
Incorrect password 1. Check configuration, particularly
passwords
2. Use CLI to reset passwords
A-1