Specifications

Administrator’s Handbook
94
• Quality of Service (QoS) – This is the Quality of Service setting for the flow, based on the TOS bit
information. Select Expedite, Assure, or Off (default) from the pull-down menu. The following table out-
lines the TOS bit settings and behavior:
QoS Setting TOS Bit Value Behavior
Off TOS=000 This custom flow is disabled. You can activate it by selecting one
of the two settings below. This setting allows you to pre-define
flows without actually activating them.
Assure TOS=001 Use normal queuing and throughput rules, but do not drop pack-
ets if possible. Appropriate for applications with no guaranteed
delivery mechanism.
Expedite TOS=101 Use minimum delay. Appropriate for VoIP and video applications.
Network Control TOS=111 Use highest possible priority.