Chapter 20 Policy Rule
GS3700/XGS3700 Series User’s Guide
212
Param eters
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
Egress Port Type the number of an outgoing port. In stacking mode, the first number represents the
slot and the second the port number.
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 kilobit per second (Kbps). Enter a number between 1 and
1000000.
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 the packet to drop the packets.
Select Do not drop the matching fram e 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 80 2 .1 p priority to replace the packet’s 802.1p priority field with
the value you set in the Priority field.
Select Replace the 80 2 .1p priority field w ith the I P TOS value to replace the packet’s
802.1p priority field with the value you set in the TOS field.
Select Replace the 802.1p priority field w ith the inner 8 0 2.1p priority value to
replace the packet’s 802.1p priority field with the existing customer priority level carried in
the frames.
Queue Select No change to keep the priority setting of the frames.
Select Send the packet to priority queue to replace the packet’s 802.1p priority field
with the value you set in the Priority field.
Note: I f you select Send the packet to priority queue, the system will automatically
select other options except for the No change in the Priority field.
Diffserv Select No change to keep the TOS and/or DSCP fields in the packets.
Select Set the packet’s TOS field to set the TOS field with the value you configure in the
TOS field.
Select Replace the I P TOS w ith the 802 .1p priority value to replace the TOS field with
the value you configure in the Priority field.
Select Set the Diffserv Codepoint field in the frame to set the DSCP field with the
value you configure in the DSCP field.
Outgoing Select Send the packet to the m irror port to send the packet to the mirror port.
Select Send the packet to the egress port to send the packet to the egress port.
Table 91 Advanced Application > Policy Rule (continued)
LABEL DESCRIPTION
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