Policy Rule; Policy Rules Overview; Diffserv And Dscp; Configuring Policy Rules - ZyXEL Communications ES-2724 User Manual
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- Brochure (4 pages) ,
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- Declaration of conformity (1 page)
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This chapter shows you how to configure policy rules.
19.1 Policy Rules Overview
A classifier distinguishes traffic into flows based on the configured criteria (refer to
18 on page 135
requested treatment in the network.
19.1.1 DiffServ and DSCP
DiffServ (Differentiated Services) is a class of service (CoS) model that marks packets so that
they receive specific per-hop treatment at DiffServ-compliant network devices along the route
based on the application types and traffic flow. Packets are marked with DiffServ Code Points
(DSCPs) indicating the level of service desired. See
information.
19.2 Configuring Policy Rules
You must first configure a classifier in the Classifier screen. Refer to
135
for more information.
Click Advanced Applications and then Policy Rule in the navigation panel to display the
screen as shown.
Chapter 19 Policy Rule
for more information). A policy rule ensures that a traffic flow gets the
C
H A P T E R
Policy Rule
Section 27.1 on page 177
ES-2724 User's Guide
1 9
Chapter
for more
Section 18.2 on page
141
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