ZyXEL Communications Dimension GS-3012, Руководство пользователя, Страница: 137 / 259

GS-3012/GS-3012F User’s Guide
Policy Rule 19-3
Table 19-1 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
18 ).
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 kilobits per second (Kbps).
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.