Int 7C Fn 0003  - Sk-upps Data Link Interface API - Change Driver Address  [N]

   AX = 0003h
   ES:DI -> new node address (6 bytes)

Return: AX = completion code (see AX=0001h)

Note:  the DLI will refuse to change the address if any protocols
     (see AX=0007h) are active

See Also: AX=0001h,AX=000Eh