D-Link DWR-966 User Manual page 52

Sessions Limit: Enter the upper limit of the number of sessions that
other devices may hold with the device, and then select the Enable
Session Limit check box. The number can range from 1 to 4,096.
Bandwidth Management: Selecting the check box will activate the
bandwidth management function; you can then specify the bandwidth
for each priority level. The "Throughput" indicates the maximum
bandwidth of this router.
Bandwidth Profiles: Apply a priority profile for a designated computer
when using a certain service. Click Add to add a rule:
Available Profiles: The priority in which profiles will be applied
Service: The service that the priority profile will apply to
Traffic Selector Match Type: The method for applying a profile
IP Address: The IP address to which this profile applies, for example,
the IP address of your gaming computer or VoIP phone.
DSCP Value: The profile will apply to packets with this DSCP value, for
example, the DSCP value you set for a smartphone.
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