© 2004 Cisco Systems, Inc. All rights reserved. Printed in USA.
Presentation_ID.scr
111111111
© 2004 Cisco Systems, Inc. All rights reserved.
RST-3508
9805_05_2004_c2
Policing on the Supervisor II+/IV/V
• Two types of policers
Individual: Acts on each of the applied ports/VLAN
Aggregate: Acts on all of the applied ports/VLAN
• Two policer parameters: Rate and burst
Rate from 32kbps to 32gbps, burst in bytes
• Two actions
exceed-action: drop, transmit, markdown
conform-action: drop, transmit
• Input and output policing on every packet
1020 input, 1020 output policers, sharable: Sup IV/V
510 input, 510 output policers, sharable: Sup II Plus
112112112
© 2004 Cisco Systems, Inc. All rights reserved.
RST-3508
9805_05_2004_c2
Policing Issues
cat4500# show platform hardware qos policers utilization ( truncated)
Software Usage Statistics
Used (%) Free (%) Total
-------------- -------------- ------
Input Policers 4 ( 0.3) 1020 ( 99.6) 1024
Output Policers 5 ( 0.4) 1019 ( 99.5) 1024
Check QoS Policer Utilization
*Above output from Supervisor IV/V; Supervisor II-Plus has half the entries
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