ARS 1000 Netflow

Only Flexible Netflow (FNF) is supported.

Ref : http://www.cisco.com/c/en/us/td/docs/routers/asr1000/release/notes/asr1k_rn_rel_notes/asr1k_feats_important_notes_313s.html#pgfId-3455900

Important Notes
The following sections contain important notes about Cisco ASR 1000 Series Aggregation Services Routers Release 3.13S.

End-of-Sale and End-of-Life of the Cisco Traditional NetFlow Feature
Cisco announces the end-of-sale and end-of-life of the Cisco Traditional NetFlow (TNF) Feature on the Cisco ASR1000 platform. Cisco will not have any future development, CLI support, TAC support, and documentation pertaining to the Cisco TNF feature beyond Cisco IOS XE Software Release 3.10.

Customers with the Cisco TNF feature on the Cisco ASR1000 platform are encouraged to migrate to the Cisco Flexible NetFlow (FNF) feature on the Cisco ASR1000 platform.

For details on transition to Cisco FNF, see the Migrating from Traditional to Flexible NetFlow white paper:

http://www.cisco.com/en/US/prod/collateral/iosswrel/ps6537/ps6555/ps6601/ps6965/white_paper_c11-545581.html

Basic config :

sampler TRAFFIC_ACCT_RATE
mode random 1 out-of 500

flow exporter NFSEN
destination 193.192.97.114
source Loopback0
transport udp 2055
export-protocol ipfix
!

flow monitor NFSEN
exporter NFSEN
record netflow-original
!

int X
ip flow monitor NFSEN sampler TRAFFIC_ACCT_RATE input
ip flow monitor NFSEN sampler TRAFFIC_ACCT_RATE output