ZyXEL Communications MES3500-24 User Manual

 Chapter 21 Policy Rule

MES3500-24/24F User’s Guide

General 

Egress Port

Type the number of an outgoing port. 

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.

Rate Limit

You can configure the desired bandwidth available to a traffic flow.

Bandwidth

Specify the bandwidth in kilobit per second (Kbps). Enter a number between 1 and 1000000.

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 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 802.1p priority and send the packet to priority queue to 
replace the packet’s 802.1p priority field with the value you set in the Priority field. Then put 
the packets in the designated queue. 

Select Replace the 802.1p priority field with the IP TOS value and send the packet 
to priority queue to replace the packet’s 802.1p priority field with the value you set in the 
TOS field. Then put the packets in the designated queue.

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 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 egress port to send the packet to the egress port. 

Rate Limit

Select Enable to activate bandwidth limitation on the traffic flow(s). 

Add

Click Add to insert the entry in the summary table below and save your changes to the 
Switch’s run-time memory. The Switch loses these changes if it is turned off or loses power, 
so use the Save link on the top navigation panel to save your changes to the non-volatile 
memory when you are done configuring.

Cancel

Click Cancel to begin configuring this screen afresh.

Clear

Click Clear to set the above fields back to the factory defaults.

Advanced Application > Policy Rule (continued)