02-WLAN Command Reference

HomeSupportReference GuidesCommand ReferencesH3C WA Series Access Points Command References(R1507P09)-6W10102-WLAN Command Reference
06-WLAN QoS Commands
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bandwidth-guarantee enable

Use bandwidth-guarantee enable to enable bandwidth guaranteeing.

Use undo bandwidth-guarantee enable to restore the default.

Syntax

bandwidth-guarantee enable

undo bandwidth-guarantee enable

Default

Bandwidth guaranteeing is disabled.

Views

WLAN-Radio interface view

Default command level

2: System level

Usage guidelines

This command is unavailable when a radio operates in 802.11ac mode.

Examples

# Enable bandwidth guaranteeing.

<Sysname> system-view

[Sysname] interface wlan-radio 1/0/2

[Sysname-WLAN-Radio1/0/2] bandwidth-guarantee enable

bandwidth-guarantee service-template

Use bandwidth-guarantee service-template to configure a guaranteed bandwidth percent for the specified service template.

Use undo bandwidth-guarantee service-template to cancel the guaranteed bandwidth percent configuration.

Syntax

bandwidth-guarantee service-template service-template-number percent percent

undo bandwidth-guarantee { all | service-template service-template-number }

Default

No guaranteed bandwidth percent is configured for a service template.

Views

WLAN-Radio interface view

Default command level

2: System level

Parameters

service-template service-template-number: Specifies a service template by its number. The value range for the service-template-number argument is 1 to 1024.

percent percent: Specifies the percentage of the guaranteed bandwidth to the total bandwidth. The value range for the percent argument is 1 to 100.

all: Specifies all service templates.

Usage guidelines

This command is unavailable when a radio operates in 802.11ac mode.

The service template must have been bound to the radio.

For all service templates bound to the same radio, the sum of guaranteed bandwidth percents cannot exceed 100%.

Examples

# Set the guaranteed bandwidth percent to 30% for service template 1.

<Sysname> system-view

[Sysname] interface wlan-radio 1/0/2

[Sysname-WLAN-Radio1/0/2] service-template 1

[Sysname-WLAN-Radio1/0/2] bandwidth-guarantee service-template 1 percent 30

client-rate-limit direction (WLAN service-based)

Use client-rate-limit direction to configure WLAN service-based client rate limiting.

Use undo client-rate-limit direction to restore the default.

Syntax

client-rate-limit direction { inbound | outbound } mode { dynamic | static } cir cir

undo client-rate-limit direction { inbound | outbound }

Default

WLAN service-based client rate limiting is disabled.

Views

Service template view

Default command level

2: System level

Parameters

inbound: Specifies the traffic from clients to APs (the outgoing traffic of clients).

outbound: Specifies the traffic from APs to clients (the incoming traffic of clients).

dynamic: Specifies the dynamic mode, where the rate limit for each client is the configured CIR/the number of online clients.

static: Specifies the static mode, where the rate limit for each client is the configured CIR.

cir cir: Specifies the rate limit (in kbps) for each client in static mode or specifies the total rate limit for all clients in dynamic mode. This argument ranges from 16 to 866700.

Usage guidelines

WLAN service-based client rate limiting can limit the rate of traffic from clients to APs or the rate of traffic from APs to clients. You can configure client rate limiting for both incoming traffic and outgoing traffic in the same service template.

Examples

# Configure WLAN service-based client rate limiting to limit the outgoing traffic rate of each client to 567 kbps and the total incoming traffic rate of all clients to 89 kbps.

<Sysname> system-view

[Sysname] wlan service-template 1 clear

[Sysname-wlan-st-1] client-rate-limit direction inbound mode static cir 567

[Sysname-wlan-st-1] client-rate-limit direction outbound mode dynamic cir 89

display wlan bandwidth-guarantee

Use display wlan bandwidth-guarantee to display the bandwidth guaranteeing configuration.

Syntax

display wlan bandwidth-guarantee [ interface radio-interface-name ] [ | { begin | exclude | include } regular-expression ]

Views

Any view

Default command level

1: Monitor level

Parameters

interface radio-interface-name: Specifies a radio interface by its name. If you do not specify a radio interface, this command displays bandwidth guaranteeing configuration of all radio interfaces.

|: Filters command output by specifying a regular expression. For more information about regular expressions, see Fundamentals Configuration Guide.

begin: Displays the first line that matches the specified regular expression and all lines that follow.

exclude: Displays all lines that do not match the specified regular expression.

include: Displays all lines that match the specified regular expression.

regular-expression: Specifies a regular expression, a case-sensitive string of 1 to 256 characters.

Examples

# Display bandwidth guaranteeing configuration.

<Sysname> display wlan bandwidth-guarantee interface wlan-radio 1/0/1

                            Bandwidth Guarantee

--------------------------------------------------------------------------------

 Radio                           Mode            Service-Template   Percent

--------------------------------------------------------------------------------

WLAN-Radio1/0/1                 802.11n(5GHz)   1                  10%

--------------------------------------------------------------------------------

Table 1 Command output

Field

Description

Radio

Radio interface.

Mode

Radio mode:

·      802.11a.

·      802.11b.

·      802.11g.

·      802.11n(2.4GHz)

·      802.11n(5GHz)

Service-Template

Service template number.

Percent

Guaranteed bandwidth percent.

 

display wlan client-rate-limit

Use display wlan client-rate-limit service-template to display WLAN service-based client rate limiting information.

Syntax

display wlan client-rate-limit service-template [ service-template-number ] [ | { begin | exclude | include } regular-expression ]

Views

Any view

Default command level

1: Monitor level

Parameters

service-template service-template-number: Specifies a service template by its number. If you do not specify a service template, this command displays service-based client rate limiting information of all service templates.

|: Filters command output by specifying a regular expression. For more information about regular expressions, see Fundamentals Configuration Guide.

begin: Displays the first line that matches the specified regular expression and all lines that follow.

exclude: Displays all lines that do not match the specified regular expression.

include: Displays all lines that match the specified regular expression.

regular-expression: Specifies a regular expression, a case-sensitive string of 1 to 256 characters.

Examples

# Display WLAN service-based client rate limiting information.

<Sysname> display wlan client-rate-limit service-template

                            Client Rate Limit

--------------------------------------------------------------------------------

 Service Template       Direction       Mode            CIR(kbps)

--------------------------------------------------------------------------------

 1                      Inbound         Dynamic         1000

 2                      Outbound        Static          150

 3                      Inbound         Static          300

--------------------------------------------------------------------------------

Table 2 Command output

Field

Description

Service Template

Service template number.

Direction

Rate-limited direction:

·      Inbound.

·      Outbound.

Mode

Rate limiting mode:

·      Dynamic (shared bandwidth).

·      Static (exclusive bandwidth).

CIR(kbps)

Rate limit (in kbps).

 

display wlan wmm

Use display wlan wmm radio to display the WMM information of the specified AP's radio or all radios.

Use display wlan wmm client to display the WMM information of the client identified by the specified MAC address, of the clients associated with the specified AP, or of all clients.

Syntax

display wlan wmm { radio [ interface wlan-radio wlan-radio-number ] | client { all | interface wlan-radio wlan-radio-number | mac-address mac-address } } [ | { begin | exclude | include } regular-expression ]

Views

Any view

Default command level

2: System level

Parameters

radio: Displays radio WMM information.

client: Displays client WMM information.

all: Displays WMM information about all radios or clients.

interface wlan-radio wlan-radio-number: Specifies a WLAN-radio interface.

mac-address mac-address: Specifies a client by its MAC address.

|: Filters command output by specifying a regular expression. For more information about regular expressions, see Fundamentals Configuration Guide.

begin: Displays the first line that matches the specified regular expression and all lines that follow.

exclude: Displays all lines that do not match the specified regular expression.

include: Displays all lines that match the specified regular expression.

regular-expression: Specifies a regular expression, a case-sensitive string of 1 to 256 characters.

Examples

# Display the WMM information of all radios.

<Sysname> display wlan wmm radio

--------------------------------------------------------------------------

Radio interface : WLAN-Radio1/0/1

--------------------------------------------------------------------------

Client EDCA update count : 0

 QoS Mode                 : WMM        Radio chip QoS mode      : WMM

 Radio chip max AIFSN     : 255        Radio chip max ECWmin    : 10

 Radio chip max TXOPLimit : 32767      Radio chip max ECWmax    : 10

 CAC Information

  Client accepted                : 0

   Voice                         : 0

   Video                         : 0

  Total request mediumtime(us)   : 0

   Voice(us)                     : 0

   Video(us)                     : 0

  Calls rejected due to insufficient resource   : 0

  Calls rejected due to invalid parameters      : 0

  Calls rejected due to invalid mediumtime      : 0

  Calls rejected due to invalid delaybound      : 0

 QoS Mode                        : WMM

 Admission Control Policy        : Users

 Threshold users count           : 20

 CAC-Free's AC Request Policy    : Response Success

 CAC Unauthed Frame Policy       : Downgrade

 CAC Medium Time Limitation(us)  : 100000

 CAC AC-VO's Max Delay(us)       : 50000

 CAC AC-VI's Max Delay(us)       : 300000

 SVP packet mapped AC number     : Disabled

 Radio's WMM Parameters:

                          AC-BK    AC-BE    AC-VI    AC-VO

       ECWmin                 4        4        3        2

       ECWmax                10        6        4        3

       AIFSN                  7        3        1        1

       TXOPLimit              0        0       94       47

       AckPolicy         Normal   Normal   Normal   Normal

 Client's WMM Parameters:

                          AC-BK    AC-BE    AC-VI    AC-VO

       ECWmin                 4        4        3        2

       ECWmax                10       10        4        3

       AIFSN                  7        3        2        2

       TXOPLimit              0        0       94       47

       CAC              Disable  Disable  Disable  Disable

--------------------------------------------------------------------------
Radio interface : WLAN-Radio1/0/2

--------------------------------------------------------------------------

Client EDCA update count : 0

 QoS Mode                 : WMM        Radio chip QoS mode      : WMM

 Radio chip max AIFSN     : 255        Radio chip max ECWmin    : 10

 Radio chip max TXOPLimit : 32767      Radio chip max ECWmax    : 10

 CAC Information

  Client accepted                : 0

   Voice                         : 0

   Video                         : 0

  Total request mediumtime(us)   : 0

   Voice(us)                     : 0

   Video(us)                     : 0

  Calls rejected due to insufficient resource   : 0

  Calls rejected due to invalid parameters      : 0

  Calls rejected due to invalid mediumtime      : 0

  Calls rejected due to invalid delaybound      : 0

 QoS Mode                        : WMM

 Admission Control Policy        : Users

 Threshold users count           : 20

 CAC-Free's AC Request Policy    : Response Success

 CAC Unauthed Frame Policy       : Downgrade

 CAC Medium Time Limitation(us)  : 100000

 CAC AC-VO's Max Delay(us)       : 50000

 CAC AC-VI's Max Delay(us)       : 300000

 SVP packet mapped AC number     : Disabled

 Radio's WMM Parameters:

                          AC-BK    AC-BE    AC-VI    AC-VO

       ECWmin                 4        4        3        2

       ECWmax                10        6        4        3

       AIFSN                  7        3        1        1

       TXOPLimit              0        0       94       47

       AckPolicy         Normal   Normal   Normal   Normal

 Client's WMM Parameters:

                          AC-BK    AC-BE    AC-VI    AC-VO

       ECWmin                 4        4        3        2

       ECWmax                10       10        4        3

       AIFSN                  7        3        2        2

       TXOPLimit              0        0       94       47

       CAC              Disable  Disable  Disable  Disable

--------------------------------------------------------------------------

Table 3 Command output

Field

Description

Radio interface

WLAN-Radio interface.

Client EDCA update count

Number of client EDCA parameters updates.

QoS mode

QoS mode:

·         WMM—Indicates that the WMM function is supported.

·         None—Indicates that the WMM function is not supported.

Radio chip QoS mode

Indicates whether the radio chip supports the QoS mode.

Radio chip max AIFSN

Maximum AIFSN allowed by the radio chip.

Radio chip max ECWmin

Maximum ECWmin allowed by the radio chip.

Radio chip max TXOPLimit

Maximum TXOPLimit allowed by the radio chip.

Radio chip max ECWmax

Maximum ECWmax allowed by the radio chip.

Client accepted

Number of clients that have been admitted to access the radio.

Total request mediumtime(us)

Total medium time of traffic (in microseconds per second).

Calls rejected due to insufficient resource

Number of requests rejected due to insufficient resources.

Calls rejected due to invalid parameters

Number of requests rejected due to invalid parameters.

Calls rejected due to invalid mediumtime

Number of requests rejected due to invalid medium time.

Calls rejected due to invalid delaybound

Number of requests rejected due to invalid delay bound.

Admission Control Policy

Admission control policy.

Threshold users count

Threshold used by the admission control policy.

CAC-Free's AC Request Policy

Response policy used for CAC-incapable ACs.

CAC Unauthed Frame Policy

Policy of processing frames unauthorized by CAC.

CAC Medium Time Limitation(us)

Maximum medium time allowed by the CAC policy (in microseconds).

CAC AC-VO's Max Delay(us)

Maximum voice traffic delay allowed by the CAC policy (in microseconds).

CAC AC-VI's Max Delay(us)

Maximum video traffic delay allowed by the CAC policy (in microseconds).

SVP packet mapped AC number

AC queue to which SVP packets are mapped.

ECWmin

ECWmin value.

ECWmax

ECWmax value.

AIFSN

AIFSN value.

TXOPLimit

TXOPLimit value.

Ack Policy

ACK policy used by an AC queue.

CAC

Indicates whether an AC queue is controlled by CAC:

·         Disabled—Indicates that the AC queue is not controlled by CAC.

·         Enabled—Indicates that the AC queue is controlled by CAC.

 

# Display the WMM information of all the clients.

<Sysname> display wlan wmm client all

--------------------------------------------------------------------

 MAC address     : 000f-e23c-0000       SSID                : h3c

 QoS Mode        : None

 

--------------------------------------------------------------------

 MAC address     : 000f-e23c-0001       SSID                : h3c

 QoS Mode        : WMM

 APSD information :

  Max SP Length : all

  L: Legacy      T: Trigger      D: Delivery

  AC             AC-BK   AC-BE   AC-VI   AC-VO

  State          T|D     L       T|D     L

  Assoc State    T|D     L       T|D     T|D

 CAC  information :

  Uplink CAC packets   : 0           Downlink CAC packets   : 0

  Uplink CAC bytes     : 0           Downlink CAC bytes     : 0

  Downgrade packets    : 0           Discard packets        : 0

  Downgrade bytes      : 0           Discard bytes          : 0

 

  AC                   : AC-VO       User Priority               : 7

   TID                 : 1           Direction              : Bidirectional

   PSB                 : 0           Surplus Bandwidth Allowance : 1.0000

   Medium Time(ms)     : 39.108      Nominal MSDU Size(bytes)    : 1500

   Mean Data Rate(Kbps): 78.125      Minimum PHY Rate(Mbps)      : 2.000

   Create TS time      :  5s

   Update TS time      :  5s

   Uplink TS packets   : 0           Downlink TS packets         : 0

   Uplink TS bytes     : 0           Downlink TS bytes           : 0

Table 4 Command output

Field

Description

MAC address

MAC address of a station.

SSID

Service set ID.

QoS Mode

QoS mode:

·         WMM—Indicates that the WMM function is supported.

·         none—Indicates that the WMM function is not supported.

Max SP Length

Maximum service period.

AC

Access category.

State

APSD attribute of an AC queue:

·         T—Indicates that the AC queue is trigger-enabled.

·         D—Indicates that the AC queue is delivery-enabled.

·         T | D—Indicates that the AC queue is both trigger-enabled and delivery-enabled.

·         L—Indicates that the AC queue is of legacy attributes.

Assoc State

APSD attributes of the four AC queues specified when a client accesses the AP.

Uplink CAC packets

Number of uplink CAC packets.

Uplink CAC bytes

Number of uplink CAC bytes.

Downlink CAC packets

Number of downlink CAC packets.

Downlink CAC bytes

Number of downlink CAC bytes.

Downgrade packets

Number of downgraded packets.

Downgrade bytes

Number of downgraded bytes.

Discard packets

Number of dropped packets.

Discard bytes

Number of dropped bytes.

Direction

Traffic direction.

User Priority

User priority.

TID

Traffic identifier.

PSB

Power saving mode banner.

Nominal MSDU Size(bytes)

Average MSDU size (in bytes).

Mean Data Rate(kbps)

Average data transmission rate (in kbps).

Minimum PHY Rate(Mbps)

Minimum physical transmission rate (in Mbps).

Surplus Bandwidth Allowance

Surplus bandwidth allowance.

Medium Time(ms)

Medium time (in microseconds).

Create TS time

Time from when the TS was created to now.

Update TS time

Time from when the TS was updated to now.

Uplink TS packets

Number of uplink TS packets.

Uplink TS bytes

Number of uplink TS bytes.

Downlink TS packets

Number of downlink TS packets.

Downlink TS bytes

Number of downlink TS bytes.

 

reset wlan wmm

Use reset wlan wmm radio to clear the WMM statistics for the radio of the specified AP or all radios.

Use reset wlan wmm client to clear the WMM statistics for the client identified by the specified MAC address, the clients associated with the specified AP, or all clients.

Syntax

reset wlan wmm { radio [ interface wlan-radio wlan-radio-number ] | client { all | interface wlan-radio wlan-radio-number | mac-address mac-address } }

Views

User view

Default command level

2: System level

Parameters

radio: Clears the WMM statistics for radios.

client: Clears the WMM statistics for clients.

all: Clears the WMM statistics for all radios or clients.

interface wlan-radio wlan-radio-number: Clears the WMM statistics for the clients attached to the specified WLAN-Radio interface.

mac-address mac-address: Specifies a client by its MAC address.

Examples

# Clear the WMM statistics for all the radios.

<Sysname> reset wlan wmm radio

wmm cac policy

Use wmm cac policy to configure the access control policy for CAC.

Use undo wmm cac policy to restore the default.

Syntax

wmm cac policy { channelutilization [ channelutilization-value ] | users [ users-number ] }

undo wmm cac policy

Default

The users-based admission policy applies, with the maximum number of admitted users being 20.

Views

WLAN-Radio interface view

Default command level

2: System level

Parameters

channelutilization: Uses the channel utilization-based admission policy for CAC.

channelutilization-value: Maximum channel utilization rate, which specifies the medium time of the accepted AC-VO traffic and AC-VI traffic to the valid time during the unit time. This argument ranges from 0 to 100. It is 65 by default. The unit is % (percentage). The valid time refers to the time available for transmitting and receiving data.

users: Uses the users-based admission policy for CAC.

users-number: Maximum number of clients allowed to be connected, which ranges from 0 to 64. This argument is 20 by default. A client is counted only once, even if it is using both the AC-VO and AC-VI queues.

Examples

# Configure CAC to use the channel utilization-based admission policy, with the channel utilization rate being 70%.

<Sysname> system-view

[Sysname] interface wlan-radio 1/0/1

[Sysname-WLAN-Radio1/0/1] wmm cac policy channelutilization 70

Related commands

wmm edca client

wmm edca radio

Use wmm edca radio to set the EDCA parameters and specify the ACK policy.

Use undo wmm edca radio to restore the default.

Syntax

wmm edca radio { ac-vo | ac-vi | ac-be | ac-bk } { aifsn aifsn-value | ecw ecwmin ecwmin-value ecwmax ecwmax-value | txoplimit txoplimit-value | noack } *

undo wmm edca radio { ac-vo | ac-vi | ac-be | ac-bk } { aifsn | ecw | txoplimit | noack | all }

Default

Normal ACK is used, and the default EDCA parameters are as shown in Table 5.

Table 5 The default EDCA parameters for APs

AC queue

AIFSN

ECWmin

ECWmax

TXOP Limit

AC-BK queue

7

4

10

0

AC-BE queue

3

4

6

0

AC-VI queue

1

3

4

94

AC-VO queue

1

2

3

47

 

Views

WLAN-Radio interface view

Default command level

2: System level

Parameters

ac-vo: Specifies the AC-VO (voice traffic) queue.

ac-vi: Specifies the AC-VI (video traffic) queue.

ac-be: Specifies the AC-BE (best-effort traffic) queue.

ac-bk: Specifies the AC-BK (background traffic) queue.

all: Specifies all the EDCA parameters.

noack: Specifies the AC queue to use the No ACK policy. The protocol defines two ACK policies: Normal ACK and No ACK.

txoplimit-value: Specifies the TXOPLimit parameter of EDCA, which ranges from 0 to 65535 (in units of 32 microseconds). The TXOP value of 0 indicates that only one MPDU can be transmitted. The range of this argument is limited by the radio chip capability.

ecwmin-value: Specifies the ECWmin parameter of EDCA, which ranges from 0 to 15. The range of this argument is limited by the radio chip capability.

ecwmax-value: Specifies the ECWmax parameter of EDCA, which ranges from 0 to 15. The range of this argument is limited by the radio chip capability.

aifsn-value: Specifies the AIFSN parameter of EDCA, which ranges from 1 to 15. The range of this argument is limited by the radio chip capability.

Usage guidelines

For description on each EDCA parameter, see WLAN Configuration Guide.

ECWmin must be no greater than ECWmax. The two parameters must be enabled or disabled simultaneously.

When an AP uses 802.11b radio cards, H3C recommends that you set TXOPLimit values of the AC-BK, AC-BE, AC-VI, and AC-VO queues to 0, 0, 188, and 102, respectively.

Examples

# Set AIFSN to 2 for the AC-VO queue of the radio.

<Sysname> system-view

[Sysname] interface wlan-radio 1/0/1

[Sysname-WLAN-Radio1/0/1] wmm edca radio ac-vo aifsn 2

wmm edca client (ac-vo and ac-vi)

Use wmm edca client to set EDCA parameters for the AC-BE or AC-BK queue for clients.

Use undo wmm edca client to restore the default of the specified or all EDCA parameters for the specified AC queue.

Syntax

wmm edca client { ac-vo | ac-vi } { aifsn aifsn-value | ecw ecwmin ecwmin-value ecwmax ecwmax-value | txoplimit txoplimit-value | cac } *

undo wmm edca client { ac-vo | ac-vi } { aifsn | ecw | txoplimit | cac | all }

Default

The following table lists the default EDCA parameters of the AC-VI and AC-VO queue for clients.

Table 6 Default EDCA parameters for clients

AC queue

AIFSN

ECWmin

ECWmax

TXOP Limit

AC-VI queue

2

3

4

94

AC-VO queue

2

2

3

47

 

Views

WLAN-Radio interface view

Default command level

2: System level

Parameters

ac-vo: Specifies the AC-VO (voice traffic) queue.

ac-vi: Specifies the AC-VI (video traffic) queue.

all: Specifies all the EDCA parameters.

cac: Enables CAC. The AC-VO and AC-VI queues support CAC, which is disabled by default. The AC-BE and AC-BK queues do not support CAC.

aifsn-value: Specifies the AIFSN parameter of EDCA, which ranges from 2 to 15.

ecwmin-value: Specifies the ECWmin parameter of EDCA, which ranges from 0 to 15.

ecwmax-value: Specifies the ECWmax parameter of EDCA, which ranges from 0 to 15.

txoplimit-value: Specifies the TXOPLimit parameter of EDCA, which ranges from 0 to 65535 (in units of 32 microseconds). The TXOP value of 0 indicates that only one MPDU can be transmitted.

Usage guidelines

For description on each EDCA parameter, see WLAN Configuration Guide.

ECWmin must not be greater than ECWmax. The two parameters must be enabled or disabled simultaneously.

When all the clients are 802.11b terminals, H3C recommends that you set the TXOPLimit to 188 and 102 for the AC-VI and AC-VO queues, respectively.

If both 802.11b and 802.11g clients are present, H3C recommends that you use the default TXOPLimit settings in Table 6.

If CAC is enabled for an AC queue, CAC is also enabled for AC queues with higher priority. For example, if you use the wmm edca client command to enable CAC for the AC-VI queue, CAC is also enabled for the AC-VO queue. However, enabling CAC for the AC-VO queue does not enable CAC for the AC-VI queue.

Examples

# Set AIFSN to 3 for the AC-VO queue.

<Sysname> system-view

[Sysname] interface wlan-radio 1/0/1

[Sysname-WLAN-Radio1/0/1] wmm edca client ac-vo aifsn 3

wmm edca client (ac-be and ac-bk)

Use wmm edca client to set the EDCA parameters of the AC-VO or AC-VI queue for the clients in a BSS.

Use undo wmm edca client to restore the default.

Syntax

wmm edca client { ac-be | ac-bk } { aifsn aifsn-value | ecw ecwmin ecwmin-value ecwmax ecwmax-value | txoplimit txoplimit-value } *

undo wmm edca client { ac-be | ac-bk } { aifsn | ecw | txoplimit | all }

Default

The following table lists the default EDCA parameter settings for the AC-BK and AC-BE queues for clients.

Table 7 Default EDCA parameter settings for clients

AC queue

AIFSN

ECWmin

ECWmax

TXOP Limit

AC-BK queue

7

4

10

0

AC-BE queue

3

4

10

0

 

Views

WLAN-Radio interface view

Default command level

2: System level

Parameters

ac-be: Specifies the AC-BE (best-effort traffic) queue.

ac-bk: Specifies the AC-BK (background traffic) queue.

all: Specifies all the EDCA parameters.

aifsn-value: Specifies the AIFSN parameter of EDCA, which ranges from 2 to 15.

ecwmin-value: Specifies the ECWmin parameter of EDCA, which ranges from 0 to 15.

ecwmax-value: Specifies the ECWmax parameter of EDCA, which ranges from 0 to 15.

txoplimit-value: Specifies the TXOPLimit parameter of EDCA, which ranges from 0 to 65535 (in units of 32 microseconds). The TXOP value of 0 indicates that only one MPDU can be transmitted.

Usage guidelines

For description on each EDCA parameter, see WLAN Configuration Guide.

ECWmin must not be greater than ECWmax. The two parameters must be enabled or disabled simultaneously.

When all the clients are 802.11b terminals, H3C recommends that you set the TXOPLimit value to 0 for both the AC-BK and AC-BE queues.

If both 802.11b and 802.11g clients are present, H3C recommends that you use the default TXOPLimit settings for the AC-BK and AC-BE queues.

Examples

# Set AIFSN to 5 for the AC-BE queue.

<Sysname> system-view

[Sysname] interface wlan-radio 1/0/1

[Sysname-WLAN-Radio1/0/1] wmm edca client ac-be aifsn 5

wmm enable

Use wmm enable to enable the WMM function.

Use undo wmm enable to disable the WMM function.

Syntax

wmm enable

undo wmm enable

Default

The WMM function is enabled.

Views

WLAN-Radio interface view

Default command level

2: System level

Usage guidelines

The 802.11n and 802.11ac protocols stipulate that all 802.11n and 802.11ac clients support WLAN QoS. Therefore, when the radio operates in 802.11an, 802.11gn, or 802.11ac mode, you must enable WMM. Otherwise, the associated 802.11n or 802.11ac clients may fail to communicate.

Examples

# Disable the WMM function.

<Sysname> system-view

[Sysname] interface wlan-radio 1/0/1

[Sysname-WLAN-Radio1/0/1] undo wmm enable

wmm svp map-ac

Use wmm svp map-ac to map SVP packets to a specific AC queue.

Use undo wmm svp map-ac to restore the default.

Syntax

wmm svp map-ac { ac-vo | ac-vi | ac-be | ac-bk }

undo wmm svp map-ac

Default

SVP packet mapping is disabled.

Views

WLAN-Radio interface view

Default command level

2: System level

Parameters

ac-vo: Specifies the AC-VO (voice traffic) queue.

ac-vi: Specifies the AC-VI (video traffic) queue.

ac-be: Specifies the AC-BE (best-effort traffic) queue.

ac-bk: Specifies the AC-BK (background traffic) queue.

Usage guidelines

H3C recommends that you map SVP packets to the AC-VO queue in normal cases.

Examples

# Map SVP packets to the AC-VO queue.

<Sysname> system-view

[Sysname] interface wlan-radio 1/0/1

[Sysname-WLAN-Radio1/0/1] wmm svp map-ac ac-vo

 

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