Cat QoS

3550 support both inbound and outbound policy. 3560 only support inbound policy.

1. 3550 per-port per-vlan policy
class-map match-any dscp-class
match ip dscp af31
!
class-map match-all vlan-class
match vlan 5 10-30 40
match class-map dscp-class
!
policy-map vlan-dscp
class-map vlan-class
set dscp CS3
police 128000 8000 exceed-action drop
!
inter fa 1/13
service-policy input vlan-dscp


2. 3560 SVI by using hierarchical policy maps
!
! Any non-IP traffic
!
mac access-list extended MAC_ANY
permit any any 0x0 0xFFFF

!
! Any IP traffic
!
ip access-list extended IP_ANY
permit ip any any

!
! Class for any non-IP traffic
!
class-map MAC_ANY
match access-group name MAC_ANY

!
! Class for any IP traffic
!
class-map IP_ANY
match access-group name IP_ANY

!
! Class to match the port connected to R1
!
class-map PORT_R1
match input-interface FastEthernet 0/1

!
! Class to match the port connected to R3
!
class-map PORT_R3
match input-interface FastEthernet 0/3

!
! Inteface-level policy-maps, limit rate per-port (R1 & R3)
!
policy-map PORT_R1
class PORT_R1
police 64000 8000

!
policy-map PORT_R3
class PORT_R3
police 512000 64000

!
! VLAN policy-map; two levels
!
policy-map VLAN_POLICY
class IP_ANY
set dscp 24
service-policy PORT_R1
class MAC_ANY
set dscp ef
service-policy PORT_R3
!
! Attach a switch-wide VLAN policy
!
interface VLAN 1
service-policy input VLAN_POLICY
!
! Enabe VLAN based-QoS on some ports
!
interface range FastEthernet 0/1, FastEthernet 0/3
mls qos vlan-based