3Com WX4400 Reference Manual page 141

15 Verify the radio slot number and radio type.
For a dual-radio access point, 802.11b/g radios have a slot number of 1.
802.11a radios have a slot number of 2.
16 In the Channel Number list, select the channel number for the radio.
17 In the Transmit Power box, specify the transmit power for the radio.
18 To enable the radio, select Enabled.
For channel allocation to be considered, enable the radio of the access
point.
19 In the SSID box, type the service set identifier (SSID) for the radio.
20 In the MAC Address box, type the MAC address of the radio.
21 In the Antenna Gain list, select the antenna gain for the radio.
22 If the access point has only one radio, click Finish. Otherwise, go to the
next step.
23 Click Next. The Radio A page appears.
24 Repeat step 15 through step 21 for the 802.11a radio.
25 Click Finish to save the changes.
Placing Third-Party Access Points 141