You are onsite with a client to perform a post-deployment site survey.

Performing protocol analysis with a single wireless adapter that is scanning all channels in use

Testing a constant conversation or handset tone while roaming from area to area, or performing an active survey

Configuring DSCP-to-802.11e QoS maps on the handset for each access category.

Verifying the VHT functionality to handle the call volume incurred by a single VoIP phone call.