INT 21 - Novell NetWare - SET SIGNATURE LEVEL AX = B304h BX:CX = new signature level (see AX=B301h) Return: ??? Note: this function appeared with the packet signing/Large Internet Packets/ IPX Checksum-aware NetWare shells SeeAlso: AX=B300h,AX=B301h,AX=B306h,#02875