问题:
A . The adjacency table is populated from a router’s ARP cache
B . CEF does not require the first packet of a data flow to be process switched
C . CEF maintains the Forward Information Base and the adjacency table
D . CEF can be enabled with the interface command ip cef
E . The FIB is populated from a router’s IP routing table
F . On most router platforms CEF is enabled by default
● 参考解析
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