• Load the packet driver for the Network Adapter.
  Use an Interrupt vector from the list of vectors that are allowed.(1)
  PCI adapter also require a IRQ number and a port number
  
• Make a configuration file XNET.CFG (1)
  Make sure the Interrupt vector matches the one where you loaded the packet driver.
• Load EXNET
• Load the driver(s)

Notes:
(1)See TCP/IP
(2)When loading the packet driver, EXNET and any other device drivers, use the LOADHIGH command to place them in upper memory.
(3)You may prepare a batch file to automatically load the software, or incorporate the commands in AUTOEXEC.BAT

Example:

LOADHIGH NE2000 0x7E 5 0x300
LOADHIGH EXNET
LOADHIGH MODBUS
LOADHIGH EQFTP 2
LOADHIGH UNET 3