QoS Policies
Quality of Service Guide 45
• Maximum Buffer Size (MBS) as a percentage of the buffer pool
• High Priority Only Buffers as a percentage of MBS
• Peak Information Rate (PIR) as a percentage of egress port bandwidth
• Committed Information Rate (CIR) as a percentage of egress port bandwidth
Network queue policies are identified with a unique policy name which conforms to the
standard router alphanumeric naming conventions.
The system default network queue policy is named default and cannot be edited or deleted.
Table 7 describes the default network queue policy definition.
Table 7: Default Network Queue Policy Definition
Forwarding Class Queue Definition
Network-Control (nc) Queue 8 • PIR = 100%
•CIR = 10%
•MBS = 25%
•CBS = 3%
• High-Prio-Only = 10%
High-1 (h1) Queue 7 • PIR = 100%
•CIR = 10%
•MBS = 25%
•CBS = 3%
• High-Prio-Only = 10%
Expedited (ef) Queue 6 • PIR = 100%
• CIR = 100%
•MBS = 50%
•CBS = 10%
• High-Prio-Only = 10%
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