Mobile networking method and apparatus

MH'S MOBILE IPX MAJOR VERSION (2 BYTES) MH'S MOBILE IPX MINOR VERSION (2 BYTES)

MOBILE IPX MESSAGE LENGTH (2 BYTES)

OPERATION CODE = 1 (SIGN ON REQUEST) (1 BYTE)

RESERVED (3 BYTES)

TIME TO LIVE (IN SECONDS) (4 BYTES)

CONSTANT NETWORK NUMBER = 0(4 BYTES)
CONSTANT NODE NUMBER = 0(6 BYTES)

Fig. 7

HR'S MOBILE IPX MAJOR VERSION (2 BYTES)

Hfl'S MOBILE IPX MINOR VERSION (2 BYTES)

MOBILE IPX MESSAGE LENGTH (2 BYTES)

OPERATION CODE = 2 (SIGN ON RESPONSE) (1 BYTE)

RETURN CODE (1 BYTE)

RESERVED (2 BYTES)

TIME TO LIVE (IN SECONDS) (4 BYTES)

CONSTANT NETWORK NUMBER (4 BYTES)

CONSTANT NODE NUMBER (6 BYTES)

466

HR'S MOBILE IPX MAJOR VERSION (2 BYTES)

Hfl'S MOBILE IPX MINOR VERSION (2 BYTES)

MOBILE IPX MESSAGE LENGTH (2 BYTES)

OPERATION CODE = 4 (BINDING UPDATE ACK) (1 BYTE)

RETURN CODE (1 BYTE)

SEQUENCE NUMBER FROM THE CORRESPONDING
BINDING UPDATE (2BYTES)

TIME TO UVE ON SECONDS) (4 BYTES)

CONSTANT NETWORK NUMBER (4 BYTES)

CONSTANT NODE NUMBER (6 BYTES)

Fig. 11

468

Hft'S MOBILE IPX MAJOR VERSION (2 BYTES)

Hfl'S MOBILE IPX MINOR VERSION (2 BYTES)

MOBILE IPX MESSAGE LENGTH (2 BYTES)

OPERATION CODE = 5 (HOME ROUTER DOWN) (1 BYTE)

RESERVED (1 BYTE)

SEQUENCE NUMBER FOR THIS BINDING (2 BYTES)
TIME TO UVE (IN SECONDS) (4 BYTES)

CONSTANT NETWORK NUMBER (4 BYTES)
CONSTANT NODE NUMBER (6 BYTES)

Fig. 12