Slajd PPT

Virtual Path & Virtual

Channel Identifier.

V.P.I. = Virtual Path Identifier. 8 Bit field in the UNI

interface. 12 Bit field in the NNI interface.

Can support up to 256 paths (UNI).

V.C.I. = Virtual Channel Identifier. 16 Bit field giving

a total address range of up to 64k Virtual

Channels.

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