Parameter Description
disconnectextra call feature is enabled, the system monitors the number of active
voicecal ls, and if the defined thresholdi sreached, anynew cal ls are disconnected.
TheAP denies association requests from a device that is on call.
Toenabl e thisfeature, select the VoIP Disconnect Extra Call checkbox.You also need
toenable cal l admission control in this profile.
VOIPTSP EC Enforcement AWMM cl ient can senda Traffic Speci fication (TSPEC) signaling request to theAP
beforesending traffic of a specific AC type, such as voice. You can configure the
controller so thatthe TS PEC signaling request from a cl ient is ignored if the
underlying voice call is not active; this feature is disabled bydefault. If you enable
thisfeature, you can also configure the time duration within whi ch thestation should
startthe voice call after sending the TSPEC request (the default is one second).
Selectthe V oIP TSPEC Enforcement checkbox to validate TSPEC requestsfor CAC.
VOIPTSP EC Enforcement Period Selectthe maxi mum time, in seconds, for the station tostart the call after the
TSPEC request.
VoIPDrop SIP Invite and send
statuscode (client)
Click the VoIP Drop SIP Invite and sendstatus code (client) drop-down list and select
oneof the followi ng statuscodes to be sent back tothe cli ent:
l480:Temporary Unavailable
l486:Busy Here
l503:Service Unavailable
lnone: Don'tsend S IP statuscode
VoIPDrop SIP Invite and send
statuscode (server)
Click the VoIP Drop SIP Invite and sendstatus code (client)drop-down list and select
oneof the followi ng statuscodes to be sent back tothe server:
l480:Temporary Unavailable
l486:Busy Here
l503:Ser vice Unavailable
lnone: Don'tsend S IP statuscode

5. Click Apply to save your settings.

In the CLI
wlan voip-cac-profile <profile>
bandwidth-cac
bandwidth-capacity <bandwidth-capacity>
call-admission-control
call-capacity
call-handoff-reservation <percent>
disconnect-extra-call
send-sip-100-trying
send-sip-status-code client|server <code>
wmm-tspec-enforcement
wmm-tspec-enforcement-period <seconds>
Understand ing Wi-Fi Multimedia

Wi-Fi Multimedia (WMM),is a Wi-Fi Alliance specificatio nbased on the IE EE 802.11e wireless Quality of Service

(QoS)s tandard.WMM works with 8 02.11a, b, g, and n physical layer standards.

WMMsupports four access cat egories (ACs): voice, video, best effort, and background.Table 300 shows t he

mappingo ft heWMM access categories to 802.1p priority values. The 802.1p priority value is contained in a two -

byte QoS control field in the WMM data frame.

DellPowerConnect W- Series ArubaOS 6.2 | UserGuide Voiceand Video | 696