Appeal No. 2003-0481
Application No. 09/222,388
the network for an IPX packet that contains a predetermined address. Typically,
networks contain broadcasts of the predetermined address every 60 seconds, see
appellant’s specification page 2. When the device locates the IPX packet with the
predetermined address it extracts the network number from the packet, see appellant’s
specification page 3.
Claim 1 is representative of the invention.
1. A method of discovering an internet protocol exchange (IPX) network number
of a network, the network communicating packets, the packets including a source and a
destination address, the method comprising the steps of:
initiating a passive listener to locate an IPX packet containing a predetermined
destination address;
locating said IPX packet containing said predetermined destination address;
determining whether said IPX packet is broadcast with a specific type of protocol;
and
extracting the network number from said IPX packet if an IPX header source
network number equals an IPX header destination number and the network number is
not zero.
References
Terry 6,061,356 May 9, 2000
(filed Nov. 25, 1996)
Kotchey et al. (Kotchey) 5,805,594 September 8, 1998
-2-
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