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多项选择题A Bridged 1483 service offering is grouping DSL users into a large subnet.What are three characteristics of this configuration?()

A、It burns IP addresses.

B、It conserves IP addresses.

C、A group of PVCs is a subnet.

D、It provides an umbered IP address to the ERX

E、It provides an IP unnumbered address to ERX

  • B,C,E
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