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ZyXEL Communications ZyXEL Dimension GS-3012F User Manual

Page 145

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GS-3012F User’s Guide

Policy Rule

20-3

Table 20-1 Policy

LABEL DESCRIPTION

Active

Select this option to enable the policy.

Name

Enter a descriptive name for identification purposes.

Classifier(s)

This field displays the active classifier(s) you configure in the Classifier screen (refer to Chapter
19
).

Select the classifier(s) to which this policy rule applies. To select more than one classifier, press
[SHIFT] and select the choices at the same time.

Parameters

Set the fields below for this policy. You only have to set the field(s) that is related to the action(s) you configure in
the Action field.

General

VLAN ID Specify a VLAN ID number.

Egress Port Select an outgoing port.

Outgoing

packet format

for Egress

Port

Select Tag to add the specified VID to packets on the specified outgoing port. Otherwise, select
Untag.

Priority Specify a priority level.

DSCP Specify a DSCP (DiffServ Code Point) number between 0 and 63.

TOS Specify the type of service (TOS) priority level.

Metering

You can configure the desired bandwidth available to a traffic flow. Traffic that exceeds the
maximum bandwidth allocated (in cases where the network is congested) is called out-of-profile
traffic.

Bandwidth Specify the bandwidth in mega bits per second (Mbps). Enter a number between 1 and 1023.

Out of Profile

DSCP

Specify a new DSCP number (between 0 and 63) if you want to replace or remark the DSCP
number for out-of-profile traffic.

Action

Specify the action(s) the switch takes on the associated classified traffic flow.

Forwarding Select

No change to forward the packets.

Select Discard packet to drop the packets.

Select Do not drop the matching frame previously marked for dropping to retain the frames
that were marked to be dropped before.

Priority Select

No change to keep the priority setting of the frames.

Select Set the packet’s 802.1 priority to replace the 802.1 priority field with the value you set in
the Priority field.

Select Send the packet to priority queue to put the packets in the designated queue.

Select Replace the 802.1 priority field with IP TOS value to replace the 802.1 priority field with
the value you set in the TOS field.