) Call IPX Look-Ahead handler with: AX = packet's destination socket DS:SI -> look-ahead structure (see #03010 at INT 2F/AX=C000h"LSL") DF clear interrupt disabled (must remain disabled) Return: AX = packet use 0000h application want packet ES:SI -> ODI ECB (see #03011 at INT 2F/AX=C000h"LSL") 8001h application does not want packet ZF set if AX=0000h DS,DI,BP,SS,SP preserved interrupts disabled