Cisco官方出版的CCNA_CCNP教材.asp
全英文1.WhichistruewhenabroadcastissentoutinanEthernet802.3LAN?A.Thebroadcastissentonlytothedefaultgateway.B.Thebroadcastissentonlytothedestinationhardwareaddressinthebroadcast.C.Thebroadcastissenttoalldevicesinthecollisiondomain.D.Thebroadcastissenttoalldevicesinthebroadcas
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