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Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
OL-4266-08
Chapter 50 Configuring NetFlow
Configuring NetFlow
Configuring NetFlow
These sections describe how to configure NetFlow:
• Configuring NetFlow on the PFC, page 50-6
• Configuring NetFlow on the MSFC, page 50-10
Note When you configure NAT on an interface, the PFC sends all fragmented packets to the MSFC to be
processed in software. (CSCdz51590)
Configuring NetFlow on the PFC
These sections describe how to configure NetFlow statistics collection on the PFC:
• NetFlow PFC Commands Summary, page 50-6
• Enabling NetFlow on the PFC, page 50-7
• Setting the Minimum IP MLS Flow Mask, page 50-7
• Configuring the MLS Aging Time, page 50-8
• Configuring NetFlow Aggregation on the PFC, page 50-9
• Enabling NetFlow for Ingress-Bridged IP Traffic, page 50-10
• Enabling NetFlow for Multicast IP Traffic, page 50-10
• Displaying PFC Netflow Information, page 50-10
NetFlow PFC Commands Summary
Table 50-4 shows a summary of the NetFlow commands available on the PFC.
Table 50-3 NetFlow table utilization
PFC Recommended NetFlow Table Utilization Total NetFlow Table Capacity
PFC3BXL 235,520 (230 K) entries 262,144 (256 K) entries
PFC3B 117,760 (115 K) entries 131,072 (128 K) entries
PFC3A 65,536 (64 K) entries 131,072 (128 K) entries
PFC2 32,768 (32 K) entries 131,072 (128 K) entries
Table 50-4 Summary of PFC NetFlow commands
Command Purpose
mls netflow Enables NetFlow on the PFC.
mls flow ip Sets the minimum flow mask.
mls aging Sets the configurable aging parameters.
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