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Step 1 Make sure that the Cisco wireless LAN controller DS port is connected to the network. Use
the CLI, web-browser interface, or Cisco Prime Infrastructure procedures as described in the
appropriate Cisco wireless LAN controller guide.
a. Make sure that access points have Layer 3 connectivity to the Cisco wireless LAN controller
Management Interface.
b. Configure the switch to which your access point is to attach. See the Cisco Wireless LAN
Controller Configuration Guide for additional information.
c. Set the Cisco wireless LAN controller as the master so that new access points always join with
it.
d. Make sure DHCP is enabled on the network. The access point must receive its IP address
through DHCP.
e. CAPWAP UDP ports (5246 and 5247) must not be blocked in the network.
f. The access point must be able to find the IP address of the controller. This can be
accomplished using DHCP, DNS, or IP subnet broadcast. This guide describes the DHCP
method to convey the controller IP address. For other methods, refer to the product
documentation. See also the “Using DHCP Option 43” section on page 16 for more
information.
Step 2 Apply power to the access point:
a. The access point is 802.3af (15.4 W) compliant and can be powered by any 802.3af compliant
device.
The recommended external power supply for the access point is the Cisco AIR-PWR-B
power supply. The access point can also be powered by the following optional external
power sources:
The AIR-PWRINJ4 power injector
Any 802.3af compliant power injector
Note The 1600 series access point requires a Gigibit Ethernet link to prevent the Ethernet
port from becoming a bottleneck for traffic because wireless traffic speeds exceed
transmit speeds of a 10/100 Ethernet port.
b. As the access point attempts to connect to the controller, the LEDs cycle through a green, red,
and amber sequence, which can take up to 5 minutes.