tftp-proxy(8) on OpenBSD
The text 277dde4c0321, as OpenBSD 7.0, OpenBSD 6.9, OpenBSD 6.8, OpenBSD 6.7, OpenBSD 6.6, OpenBSD 6.5 shipped it.
Internet Trivial File Transfer Protocol proxy
Flags it lists
-
-4 -
-6 -
-a -
-d -
-l -
-p -
-v -
-w