nfreplay(1) on Linux
The text 85047b67d2a4, as Debian 12 (Bookworm) shipped it.
replay binary flow files as netflow version v5 or v9 to a remote host
Flags it lists
-
-4 -
-6 -
-B -
-H -
-V -
-c -
-h -
-j -
-p -
-r -
-u -
-v -
-z