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To configure basic and advanced radio resource management settings for 802.11 devices, use the ap dot11 rrm command.
ap dot11 { 24ghz | 5ghz } rrm { ccx location-measurement sec | channel { cleanair-event | dca | device | foreign | load | noise | outdoor-ap-dca } | coverage { data fail-percentage pct | data packet-count count | data rssi-threshold threshold } | exception global percentage | level global number | voice { fail-percentage percentage | packet-count number | rssi-threshold threshold } }
ccx | Configures Advanced (RRM) 802.11 CCX options. |
location-measurement | Specifies 802.11 CCX Client Location Measurements in seconds. The range is between 10 and 32400 seconds. |
channel |
Configure advanced 802.11-channel assignment parameters. |
cleanair-event | Configures cleanair event-driven RRM parameters. |
dca | Configures 802.11-dynamic channel assignment algorithm parameters. |
device |
Configures persistent non-WiFi device avoidance in the 802.11-channel assignment. |
foreign |
Enables foreign AP 802.11-interference avoidance in the channel assignment. |
load |
Enables Cisco AP 802.11-load avoidance in the channel assignment. |
noise |
Enables non-802.11-noise avoidance in the channel assignment. |
outdoor-ap-dca |
Configures 802.11 DCA list option for outdoor AP. |
coverage |
Configures 802.11 coverage Hole-Detection. |
data fail-percentage pct |
Configures 802.11 coverage failure-rate threshold for uplink data packets. The range is between 1 and 100 |
data packet-count count |
Configures 802.11 coverage minimum-failure-count threshold for uplinkdata packets. |
data rssi-threshold threshold |
Configures 802.11 minimum-receive-coverage level for voice packets. |
exception global percentage |
Configures 802.11 Cisco APs coverage-exception level. The range is between 0 and 100 percent. |
level global number |
Configures 802.11 Cisco AP client-minimum-exception level between 1 and 75 clients. |
voice |
Configures 802.11 coverage Hole-Detection for voice packets. |
fail-percentage percentage |
Configures 802.11 coverage failure rate threshold for uplink voice packets. |
packet-count number |
Configures 802.11 coverage minimum-uplink-failure count threshold for voice packets. |
rssi-threshold threshold |
Configures 802.11 minimum receive coverage level for voice packets. |
Disabled
Interface configuration
Release | Modification |
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This command was introduced. |
This command applies for both 802.11a and 802.11b bands. But the appropriate commands must be chosen for configuring the parameter.
This example shows how to configure various RRM settings.
Switch#configure terminal Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#ap dot11 5ghz rrm ? ccx Configure Advanced(RRM) 802.11a CCX options channel Configure advanced 802.11a channel assignment parameters coverage 802.11a Coverage Hole Detection group-member Configure members in 802.11a static RF group group-mode 802.11a RF group selection mode logging 802.11a event logging monitor 802.11a statistics monitoring ndp-type Neighbor discovery type Protected/Transparent profile 802.11a performance profile tpc-threshold Configures the Tx Power Control Threshold used by RRM for auto power assignment txpower Configures the 802.11a Tx Power Level
To configure radio resource management CCX options for 2.4 GHz and 5GHz devices, use the ap dot11 rrm ccx command.
ap dot11 { 24ghz | 5ghz } rrm ccx location-measurement interval
location-measurement interval |
Specifies the CCX client-location measurement interval value. The range is between 10 and 32400 seconds. |
None.
Interface configuration.
Release | Modification |
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This command was introduced. |
None.
This example shows how to set CCX location-measurement interval for a 5-GHz device.
Switch#configure terminal Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#ap dot11 5ghz rrm ccx location-measurement 10
To enable radio resource management channel for 2.4 GHz and 5GHz devices, use the ap dot11 rrm channel command. To disable the radio resource mangement for 2.4 GHz and 5 GHz devices, use the no form of the command.
ap dot11 { 24ghz | 5ghz } rrm channel { cleanair-event | dca | device | foreign | load | noise }
no ap dot11 { 24ghz | 5ghz } rrm channel { cleanair-event | dca | device | foreign | load | noise }
cleanair-event | Specifies the cleanair event-driven RRM parameters |
dca | Specifies the 802.11 dynamic channel assignment algorithm parameters |
device |
Specifies the persistent non-WiFi device avoidance in the 802.11-channel assignment. |
foreign |
Enables foreign AP 802.11-interference avoidance in the channel assignment. |
load |
Enables Cisco AP 802.11-load avoidance in the channel assignment. |
noise |
Enables non-802.11-noise avoidance in the channel assignment. |
None.
Interface configuration.
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This command was introduced. |
None.
This example shows all the parameters available for Channel.
Switch#configure terminal Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#ap dot11 24ghz rrm channel ? cleanair-event Configure cleanair event-driven RRM parameters dca Config 802.11b dynamic channel assignment algorithm parameters device Configure persistent non-WiFi device avoidance in the 802.11b channel assignment foreign Configure foreign AP 802.11b interference avoidance in the channel assignment load Configure Cisco AP 802.11b load avoidance in the channel assignment noise Configure 802.11b noise avoidance in the channel assignment
To add non-default radio resource management DCA channels to the DCA channel list for 2.4 GHz or 5 GHz devices, use the ap dot11 {24ghz | 5ghz } rrm channel dca add command. To remove a default channel from the DCA list, use the no form of the command. The DCA channel list contains standard channels matching your country of operation. For example, a regulatory default channel list contains channels 1, 6, and 11.
ap dot11 [ 24ghz | 5ghz ] rrm channel dca add number
no ap dot11 [ 24ghz | 5ghz ] rrm channel dca add number
number | DCA channel number. |
None.
Global configuration
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Cisco IOS XE 3.3SE |
This command was introduced. |
None.
This example shows how to add a non-default radio resource management DCA channel to the DCA list for a 2.4 GHz device, using the ap dot11 24ghz rrm channel dca add 10 command:
Switch(config)# ap dot11 24ghz rrm channel dca add 10
To remove a default radio resource management DCA channels from the DCA channel list for 2.4 GHz or 5 GHz devices, use the ap dot11 {24ghz | 5ghz} rrm channel dca remove number command. To add a default DCA channel back to the DCA channel list, use the no form of the command.
ap dot11 [ 24ghz | 5ghz ] rrm channel dca remove number
no ap dot11 [ 24ghz | 5ghz ] rrm channel dca remove number
number |
Specifies the radio resource management DCA channel. |
None.
Global configuration.
Release | Modification |
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Cisco IOS XE 3.3SE |
This command was introduced. |
None.
This example shows how to remove default radio resource management DCA channel from the DCA list for a 2.4 GHz device, using the ap dot11 24ghz rrm channel dca remove command:
Switch(config)#ap dot11 24ghz rrm channel dca remove 11
To configure DCA channel width for all 802.11n radios in the 5-GHz band, enter the ap dot11 5ghz rrm channel dca chan-width-11n width command. To disable DCA channel width for all 802.11n radios in the 5-GHz band, use the no form of the command.
ap dot11 5ghz rrm channel dca chan-width-11n { 20| 40}
no ap dot11 5ghz rrm channel dca chan-width-11n { 20| 40}
chan-width-11n |
Specifies DCA channel width for all 802.11n radios in the 5-GHz band. |
20 |
Sets the channel width for 802.11n radios to 20 MHz. |
40 |
Sets the channel width for 802.11n radios to 40 MHz. |
The default channel width is 20.
Global configuration.
Release | Modification |
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Cisco IOS XE 3.3SE |
This command was introduced. |
None.
This example shows how to set the channel width for the 802.11n radios to 40 MHz, using the ap dot11 5ghz rrm channel dca chan-width-11n command:
Switch(config)#ap dot11 5ghz rrm channel dca chan-width-11n 40
To enable 802.11 coverage hole detection, use the ap dot11 rrm coverage command.
ap dot11 { 24ghz | 5ghz } rrm coverage [ data { fail-percentage percentage | packet-count count | rssi-threshold threshold } | exceptional global value | level global value | voice { fail-percentage percentage | packet-count packet-count | rssi-threshold threshold } ]
data |
Specifies 802.11 coverage hole-detection data packets. |
fail-percentage percentage |
Specifies 802.11 coverage failure-rate threshold for uplink data packets. The range is between 1 and 100 |
packet-count count |
Specifies 802.11 coverage minimum-failure-count threshold for uplink data packets. |
rssi-threshold threshold |
Specifies 802.11 minimum-receive-coverage level for voice packets. |
exceptional global value |
Specifies 802.11 Cisco APs coverage-exception level. The range is between 0 and 100 percent. |
level global value |
Specifies 802.11 Cisco AP client-minimum-exception level between 1 and 75 clients. |
voice |
Specifies 802.11 coverage Hole-Detection for voice packets. |
fail-percentage percentage |
Specifies 802.11 coverage failure rate threshold for uplink voice packets. |
packet-count packet-count |
Specifies 802.11 coverage minimum-uplink-failure count threshold for voice packets. |
rssi-threshold threshold |
Specifies 802.11 minimum receive coverage level for voice packets. |
None.
Interface configuration.
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This command was introduced. |
If you enable coverage hole-detection, the switch automatically determines, based on data that is received from the access points, whether any access points have clients that are potentially located in areas with poor coverage.
If both the number and percentage of failed packets exceed the values that you entered in the ap dot11 {24ghz | 5ghz} rrm coverage packet-count and ap dot11 {24ghz | 5ghz} rrm coverage fail-percentage commands for a 5-second period, the client is considered to be in a pre-alarm condition. The switch uses this information to distinguish between real and false coverage holes and excludes clients with poor roaming logic. A coverage hole is detected if both the number and percentage of failed clients meet or exceed the values entered in the ap dot11 {24ghz | 5ghz} rrm coverage level-global and ap dot11 {24ghz | 5ghz} rrm coverage exceptional-global commands over a 90-second period. The switch determines whether the coverage hole can be corrected and, if appropriate, mitigate the coverage hole by increasing the transmit power level for that specific access point.
This example shows how to set the RSSI-threshold for data in 5-GHz band.
Switch#configure terminal Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#ap dot11 5ghz rrm coverage data rssi-threshold -80
To configure members in 802.11 static RF group, use the ap dot11 rrm group-member command. To remove the member, use the no form of the command.
ap dot11 { 24ghz | 5ghz } rrm group-member controller-name controller-ip
no ap dot11 { 24ghz | 5ghz } rrm group-member controller-name controller-ip
controller-name |
Specifies the name of the controller to be added. |
controller-ip |
Specifies the IP address of the controller to be added. |
None.
Interface configuration.
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This command was introduced. |
None.
This example shows how to add a controller in the 5-GHz automatic-RF group
Switch#configure terminal Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#ap dot11 5ghz rrm group-member ABC 10.1.1.1
To monitor the 802.11-band statistics, use the ap dot11 rrm monitor command. To disable, use the no form of the command.
ap dot11 { 24ghz | 5ghz } rrm monitor { channel-list | { all | country | dca } | coverage | load | noise | signal }
no ap dot11 { 24ghz | 5ghz } rrm monitor { channel-list | coverage | load | noise | signal }
channel-list |
Sets the 802.11 noise/interference/rogue monitoring channel-list. |
all | Specifies to monitor all the channels. |
country | Specifies to monitor channels used in configured country code |
dca | Specifies to monitor channels used by dynamic channel assignment. |
coverage |
Specifies 802.11 coverage measurement interval. The range is between 60 and 3600 in seconds |
load |
Specifies 802.11 load measurement interval. The range is between 60 and 3600 in seconds |
noise |
Specifies 802.11 noise measurement interval (channel scan interval). The range is between 60 and 3600 in seconds |
signal |
Specifies 802.11 signal measurement interval (neighbor packet frequency). The range is between 60 and 3600 in seconds |
None.
Interface Configuration
Release | Modification |
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This command was introduced. |
None.
This example shows how to enable monitoring all the 5-GHz band channels.
Switch#configure terminal Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#ap dot11 5ghz rrm monitor channel-list all
To configure Cisco lightweight access point profile settings on supported 802.11 networks, use the ap dot11 rrm profile command.
ap dot11 { 24ghz | 5ghz } rrm profile { customize | foreign value | noise value | throughput value | utilization value }
customize |
Enables performance profiles. |
foreign value |
Specifies the 802.11 foreign 802.11 interference threshold value. The range is between 0 and 100 percent. |
noise value |
Specifies the 802.11 foreign noise threshold value. The range is between -127 and 0 dBm |
throughput value |
Specifies the 802.11a Cisco AP throughput threshold value. The range is between 1000 and 10000000 bytes per second |
utilization value |
Specifies the 802.11a RF utilization threshold value. The range is between 0 and 100 percent |
Disabled.
Interface configuration.
Release | Modification |
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This command was introduced. |
None.
This example shows how to set the threshold value for the noise parameter.
Switch#configure terminal Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#ap dot11 5ghz rrm profile noise -50
To configure the tx-power control threshold used by RRM for auto power assignment, use the ap dot11 rrm tpc-threshold command. To disable, use the no form of the command.
ap dot11 { 24ghz | 5ghz } rrm tpc-threshold value
no ap dot11 { 24ghz | 5ghz } rrm tpc-threshold
value |
Specifies the power value. The range is between -80 and -50. |
None.
Interface configuration.
Release | Modification |
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This command was introduced. |
None.
This example shows how to configure the tx-power control threshold used by RRM for auto power assignment.
Switch#configure terminal Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#ap dot11 5ghz rrm tpc-threshold -60
To configure the 802.11 tx-power level, use the ap dot11 rrm txpower command. To disable the 802.11 tx-power level, use the no form of the command.
ap dot11 { 24ghz | 5ghz } rrm txpower { auto | max powerLevel | min powerLevel | once | power-level }
no ap dot11 { 24ghz | 5ghz } rrm txpower { auto | max powerLevel | min powerLevel | once | power-level }
auto |
Enables auto-RF. |
max powerLevel |
Configures maximum auto-RF tx power. The range is between -10 to -30. |
min powerLevel |
Configures minimum auto-RF tx power. The range is between -10 to -30. |
once |
Enables one-time auto-RF. |
None.
Interface configuration.
Release | Modification |
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This command was introduced. |
Cisco IOS XE 3.3SE |
The no form of the command is introduced. |
None.
This example shows how to enables auto-RF once.
Switch#configure terminal Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#ap dot11 5ghz rrm txpower once
To display the 2.4 GHz RRM parameters, use the show ap dot11 24ghz command.
show ap dot11 24ghz { ccx | channel | coverage | group | l2roam | logging | monitor | profile | receiver | summary | txpower }
ccx |
Displays the 802.11b CCX information for all Cisco APs. |
channel |
Displays the configuration and statistics of the 802.11b channel assignment. |
coverage |
Displays the configuration and statistics of the 802.11b coverage. |
group |
Displays the configuration and statistics of the 802.11b grouping. |
l2roam |
Displays 802.11b l2roam information. |
logging |
Displays the configuration and statistics of the 802.11b event logging. |
monitor |
Displays the configuration and statistics of the 802.11b monitoring. |
profile |
Displays 802.11b profiling information for all Cisco APs. |
receiver |
Displays the configuration and statistics of the 802.11b receiver. |
summary |
Displays the configuration and statistics of the 802.11b Cisco APs. |
txpower |
Displays the configuration and statistics of the 802.11b transmit power control. |
None.
Global configuration.
Release | Modification |
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This command was introduced. |
This example shows how to display configuration and statistics of the 802.11b coverage.
Switch#show ap dot11 24ghz coverage
Coverage Hole Detection
802.11b Coverage Hole Detection Mode : Enabled
802.11b Coverage Voice Packet Count : 100 packet(s)
802.11b Coverage Voice Packet Percentage : 50%
802.11b Coverage Voice RSSI Threshold : -80 dBm
802.11b Coverage Data Packet Count : 50 packet(s)
802.11b Coverage Data Packet Percentage : 50%
802.11b Coverage Data RSSI Threshold : -80 dBm
802.11b Global coverage exception level : 25 %
802.11b Global client minimum exception level : 3 clients
To display the 5GHz RRM parameters, use the show ap dot11 5ghz command.
show ap dot11 5ghz { ccx | channel | coverage | group | l2roam | logging | monitor | profile | receiver | summary | txpower }
ccx |
Displays the 802.11a CCX information for all Cisco APs. |
channel |
Displays the configuration and statistics of the 802.11a channel assignment. |
coverage |
Displays the configuration and statistics of the 802.11a coverage. |
group |
Displays the configuration and statistics of the 802.11a grouping. |
l2roam |
Displays 802.11a l2roam information. |
logging |
Displays the configuration and statistics of the 802.11a event logging. |
monitor |
Displays the configuration and statistics of the 802.11a monitoring. |
profile |
Displays 802.11a profiling information for all Cisco APs. |
receiver |
Displays the configuration and statistics of the 802.11a receiver. |
summary |
Displays the configuration and statistics of the 802.11a Cisco APs. |
txpower |
Displays the configuration and statistics of the 802.11a transmit power control. |
None.
Global configuration.
Release | Modification |
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This command was introduced. |
This example shows configuration and statistics of 802.11a channel assignment.
Switch#show ap dot11 5ghz channel
Automatic Channel Assignment
Channel Assignment Mode : AUTO
Channel Update Interval : 12 Hours
Anchor time (Hour of the day) : 20
Channel Update Contribution : SNI..
Channel Assignment Leader : web (9.9.9.2)
Last Run : 16534 seconds ago
DCA Sensitivity Level : MEDIUM (15 dB)
DCA 802.11n Channel Width : 40 Mhz
Channel Energy Levels
Minimum : unknown
Average : unknown
Maximum : unknown
Channel Dwell Times
Minimum : unknown
Average : unknown
Maximum : unknown
802.11a 5 GHz Auto-RF Channel List
Allowed Channel List : 36,40,44,48,52,56,60,64,149,153,1 57,161
Unused Channel List : 100,104,108,112,116,132,136,140,1 65
802.11a 4.9 GHz Auto-RF Channel List
Allowed Channel List :
Unused Channel List : 1,2,3,4,5,6,7,8,9,10,11,12,13,14, 15,16,17,18,19,20,21,22,23,24,25,26
DCA Outdoor AP option : Disabled