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Diffserv configuration examples, Diffserv configuration examples -17 – Enterasys Networks D-Series User Manual

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DiffServ Configuration Examples

Enterasys D-Series CLI Reference

10-17

DiffServ Configuration Examples

Typically, you would use the Diffserv command set to complete configuration tasks in the 
following order:

1.

Enable DiffServ.

2.

Create a Class.

3.

Create one or more classification rules within the Class.

4.

Create a Policy.

5.

Add one or more Classes to the Policy.

6.

Add Policing (Conforming/Non‐conforming, Drop/Forward, Rate Limit, Precedence/DSCP 
Rewrite) actions or just Marking (Precedence/DSCP Rewrite) actions to the Policy.

7.

Assign the Policy to one or more ports. 

The following examples show how to proceed through these tasks to create DiffServ policies.

This example creates two separate policies: 

a.

policyef — rate‐limits ingressed traffic on port fe.1.1 to a maximum of 100Mb/s, and on 
the same traffi,c also rewrites the six DSCP bits to a decimal value of 46 for Express 
Forwarding on layer 3. 

b. policyaf31 — rate‐limits ingressed traffic on port fe.1.2 to a maximum of 100Mb/s, and on 

the same traffic, also rewrites the six DSCP bits to a decimal value of 26 for Flash 
forwarding on layer 3. 

D2(rw)->set diffserv adminmode enable

D2(rw)->set diffserv class create all classevery

D2(rw)->set diffserv class match every classevery

D2(rw)->set diffserv policy create policyef in

D2(rw)->set diffserv policy class add policyef classevery

D2(rw)->set diffserv policy police style simple policyef classevery 100000 128

D2(rw)->set diffserv policy police action conform markdscp policyef classevery ef

D2(rw)->set diffserv policy create policyaf31 in

D2(rw)->set diffserv policy class add policyaf31 classevery

D2(rw)->set diffserv policy police style simple policyaf31 classevery 100000 128

D2(rw)->set diffserv policy police action conform markdscp policyaf31 classevery

af31

D2(rw)->set diffserv service add in fe.1.1 policyef

D2(rw)->set diffserv service add in fe.1.2 policyaf31

This example creates one policy which identifies VOIP traffic (DSCP value 46 or 32) on ports ge.1.1 
through ge.1.10, and drops all other traffic. 

D2(rw)->set diffserv adminmode enable

D2(rw)->set diffserv class create all classVOIP

D2(rw)->set diffserv class match ipdscp classVOIP ef

D2(rw)->set diffserv class match ipdscp classVOIP cs4

D2(rw)-> set diffserv policy create policyQOS in

D2(rw)-> set diffserv policy class add policyQOS classVOIP

D2(rw)->set diffserv policy police style simple policyQOS classVOIP 1000000 128

D2(rw)->set diffserv policy police action nonconform drop policyQOS classVOIP

D2(rw)-> set diffserv service add in ge.1.1-10 policyQOS