text2pcap(1) on Linux
The text 1a99ca955bbc, as Debian 4.0 (Etch) shipped it.
Generate a capture file from an ASCII hexdump of packets
Flags it lists
-
-S -
-T -
-d -
-e -
-h -
-i -
-l -
-m -
-o -
-q -
-s -
-t -
-u