Int 63 Fn 14  - Bw-tcp - Tcpip.sys - Open Network Connection               [N]

   AH = 14h
   BX = network descriptor???
   DS:SI -> ???
   ES:BP -> ???

Return: ???

See Also: AH=12h,AH=16h,AH=19h,INT 61/AH=13h"PC/TCP",INT 62/AH=13h"ETHDEV"