Reference

sip-dig(1)

History

--no-sctp until Debian 8 (Jessie); --sctp until Debian 8 (Jessie); --tcp until Debian 8 (Jessie); --tls until Debian 8 (Jessie); --tls-sctp until Debian 8 (Jessie); --udp until Debian 8 (Jessie); -4 until Debian 8 (Jessie); -6 until Debian 8 (Jessie); -p until Debian 8 (Jessie); -v until Debian 8 (Jessie).