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Cisco IOS Software Configuration Guide for Cisco Aironet Access Points
OL-30644-01
Chapter 6 Configuring Radio Settings
Configuring Radio Transmit Power
Enabling 11ac MCS rates
MCS rates are configured using the speed command.
To enable 11ac rates, it is mandatory to have at least one basic rate and one 11n rate enabled.
The following example shows a speed setting for an 802.11ac 5-GHz radio:
interface Dot11Radio1
!
!
ssid 11ac
!
speed 6.0 9.0 12.0 18.0 24.0 36.0 48.0 54.0 m0. m1. m2. m3. m4. m5. m6. m7. m8. m9. m10.
m11. m12. m13. m14. m15. m16. m17. m18. m19. m20. m21. m22. m23. a1ss9 a2ss9 a3ss9
Channel width 80
Configuring Radio Transmit Power
Radio transmit power is based on the type of radio or radios installed in your access point and the
regulatory domain in which it operates. To determine what transmit power is available for your access
point and which regulatory domain it operates in, refer to the hardware installation guide for that device.
hardware installation guides are available at cisco.com. Follow these steps to view and download them:
Step 1 Browse to http://www.cisco.com.
Step 2 Click Technical Support & Documentation. A small window appears containing a list of technical
support links.
Step 3 Click Technical Support & Documentation. The Technical Support and Documentation page appears.
Step 4 In the Documentation & Tools section, choose Wireless. The Wireless Support Resources page appears.
Step 5 In the Wireless LAN Access section, choose the device you are working with. An introduction page for
the device appears.
Step 6 In the Install and Upgrade section, choose Install and Upgrade Guides. The Install and Upgrade Guides
page for the device appears.
Step 7 Choose the hardware installation guide for the device. The home page for the guide appears.
Step 8 In the left frame, click Channels and Antenna Settings.
Table 6-2 shows the relationship between mW and dBm.
Table 6-2 Translation between mW and dBm
dBm -1256789101112131415161718192021222324
mW 123456810121520253040506080100125150200250