Symptom

Netflow enabled on Nexus 7k switch does not send last_switched and first_switched fields for egress flows . The value sent is the epoch value Jan 1, 1970 00:00:00.00 UTC.

Conditions

- Nexus 7k - Observed on NXOS version 8.3(1) - Egress flow Start and End time Jan 1, 1970 00:00:00.00 UTC. - Time correctly sent for ingress flows

Workaround

Upgrade to 8.4(4) is seen to resolve issue

Further Problem Description