udp       tpi_clts     v   inet       udp      /dev/udp        -
tcp       tpi_cots_ord v   inet       tcp      /dev/tcp        -
icmp      tpi_raw      -   inet       icmp     /dev/icmp       -
rawip     tpi_raw      -   inet       -        /dev/rawip      -
local     tpi_cots_ord -   loopback   -        -               -