Cisco Cisco IOS Software Release 12.0(15)S
NetFlow ToS-Based Router Aggregation
Feature Overview
10
Cisco IOS Release 12.0(15)S, 12.0(16)ST, 12.2(14)S, and 12.2(4)T
Figure 6
Destination Prefix Aggregation Export Record Format
Flows: Number of main cache flows that were aggregated.
Packets: Number of packets in the aggregated flows.
Bytes: Number of bytes in the aggregated flows.
First: Sys up time at which the first packet was switched.
Last: Sys up time at which the last packet was switched.
Destination Prefix: Prefix that the destination IP address of the aggregated flows belonged to.
Dest Mask Bits: Number of bits in the destination prefix.
ToS: Type of service byte.
Destination AS: autonomous system of the destination IP address (peer or origin).
Destination Interface: SNMP index of the interface the packets went out.
Reserved: Zero field.
Prefix-Port Aggregation Scheme
The Prefix-Port aggregation scheme groups flows with common source prefix, source mask, destination
prefix, destination mask, source port and destination port when applicable, input interface, output
interface, Protocol and ToS byte. The aggregated NetFlow Export record reports the following:
prefix, destination mask, source port and destination port when applicable, input interface, output
interface, Protocol and ToS byte. The aggregated NetFlow Export record reports the following:
•
Source prefix
•
Source prefix mask
•
Destination prefix
•
Destination prefix mask
•
Source port
•
Destination port
Flows
Packets
Bytes
First
Last
0
4
8
12
16
20
Reserved
24
Destination Prefix
ToS
Dest Mask Bits
Destination Interface
Destination AS
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