User Manual

REVIEW DRAFT—CISCO CONFIDENTIAL
3-4
Cisco Aironet 1520 Series Outdoor Mesh Access Point Hardware Installation Guide
OL-12632-03
Chapter 3 Troubleshooting
Using DHCP Option 43
Using DHCP Option 43
You can use DHCP Option 43 to provide a list of controller IP addresses to the access points, enabling
the access point to find and join a controller. Refer to the product documentation for your DHCP server
for instructions on configuring DHCP Option 43. For additional information, refer to the
“Configuring
DHCP Option 43” section on page F-1.
Monitoring the Access Point LEDs
If your access point is not working properly, look at the LEDs on the bottom of the unit. You can use
them to quickly assess the unit’s status.
Figure 3-1 shows the location of the access point LEDs.
Figure 3-1 Access Point LEDs on the Bottom of the Unit
1 Status LED—access point and software status 3 RF-1 LED—802.11b/g radio status
2 Uplink LED—Ethernet, cable, or fiber status 4 RF-2 LED—802.11a radio status