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NetFlow on 3750

imranraheel
Level 1
Level 1

I have a 370 with C3KX-NM-10G module & i want to enable NetFlow on it did the specified configs

Step 1 Flexible NetFlow Flow Records
flow record miketest
match datalink source-vlan-id
match datalink dot1q priority
match datalink mac source-address
match datalink mac destination-address
match ipv4 version
match ipv4 tos
match ipv4 ttl
match ipv4 protocol
match ipv4 source address
match ipv4 destination address
match transport source-port
match transport destination-port
match interface input physical snmp
collect interface output snmp
collect counter flows
collect counter bytes
collect counter packets
collect timestamp sys-uptime first
collect timestamp sys-uptime last
flow record miketestegress
match datalink destination-vlan-id
  match datalink dot1q priority
  match datalink mac source-address
  match datalink mac destination-address
  match ipv4 version
  match ipv4 tos
  match ipv4 ttl
  match ipv4 protocol
  match ipv4 source address
  match ipv4 destination address
  match transport source-port
  match transport destination-port
  match interface output physical snmp
  collect interface input snmp
  collect counter flows
  collect counter bytes
  collect counter packets
  collect timestamp sys-uptime first
  collect timestamp sys-uptime last
Step 2 Flexible NetFlow Flow Exporter
Flow exporter export-to-samplicator
Destination 10.1.1.8
source Vlan1
Transport udp 2055
option interface-table timeout 60
Step 3 Flexible NetFlow Flow Monitors
# Tie the Flow Monitor to the Flow Record
flow monitor mikektest
record miketest
exporter export-to-samplicator
cache timeout active 60
flow monitor mikektestegress
record miketestegress
exporter export-to-samplicator
cache timeout active 60

& Applied it to g1/1/1 but without any luck , plecse let me know if netflow works on the

TenGigabitEthernet1/1/1 &

TenGigabitEthernet1/1/2

Only i have four switches stacked and nothing plugged to the

C3KX-NM-10G module

1 Reply 1

jakewilson
Level 1
Level 1

Hello,

You only get NetFlow on the 10G uplinks of the 3KX.  The blog in that link explains.

Please vote on my reply if it helps you solve the problem.

Jake