(Area Network) network layer 5 weeks (on)

VC Network

VC :( logical connection)

Packet switching, using the full bandwidth of the link, the source device to the network layer destination path is completed through the common VC function.
Each packet carrying the virtual circuit identifier (VC id). Link, network equipment resources can be pre-allocated for the VC.
The same VC, VCID each segment of the link may be different. VC path on each router needs to maintain state information VC connection.

VC signaling protocol

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Origin blog.csdn.net/JAck_chen0309/article/details/102415037