INT 21 U - Novell NetWare - CHECK SIGNATURE LEVEL??? AX = B301h Return: AX = 0000h if supported??? BX:CX indicate signature level (see #01801) Note: this function appeared with the packet signing/Large Internet Packets/ IPX(Internetwork Packet Exchange) A low-level layer of Novell's NetWare networking software. Checksum-aware NetWare shells SeeAlso: AX=B300h,AX=B304h,#02875 at INT 2F/AX=7A20h/BX=0000h (Table 01801) Values for signature level indicator: 0000h:0000h = signature level 0 0002h:0000h = signature level 1 0202h:0000h = signature level 2 0202h:0202h = signature level 3