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QoS Configuration Example
Create a Policy Service
•
Name the service VoIPCore Service.
•
Apply the service to the VoIPCore Policy Role.
Create a Rate-limiter
Create a rate‐limit as follows:
•
Inbound rate‐limit of 25 mbps
•
Apply it to port group types 32/8/100 for index 0
Create Class of Service for VoIPEdge Policy
Create CoS 8 as follows:
•
802.1p priority: 5
•
ToS: B8
•
Specify IRL index 0 to associate this CoS to the rate limit
Create a Rule
•
Create a Layer 2 traffic classification rule for VLAN ID 22 within the VoIPCore service.
•
Associate CoS 8 as the action for the rule.
Setting the VoIP Edge Policy Profile (Switch 1)
For DFE Switch 1, we configure a separate policy for VoIP edge. VoIP edge policy deals with
packets transiting the edge network using VoIP VLAN 12 with edge access. For role VoIPEdge we
will:
•
Configure VoIPEdge‐VLAN12 as the name of the role.
•
Set default CoS to 5.
•
Set the default access control to VLAN 22.
•
Enable TCI overwrite so that ToS will be rewritten for this policy.
Create a Policy Service
•
Name the service VoIPEdge Service.
•
Apply the service to the VoIPEdge Policy Role.
Create a Rate-limiter
Create a rate‐limit as follows:
•
Inbound rate‐limit of 1 mbps
•
Apply it to port group types 32/8/100 for index 0
Create Class of Service for VoIPEdge Policy
Create CoS 9 as follows:
February 22, 2008
Page 25 of 29
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