所谓“超流水线”技术的含义是________。

A．IEEE 802.11运行在2.4GHz ISM频段，最大传输速率是1～2Mbit/s
B．IEEE 802.11b运行在2.4GHz ISM频段，最大传输速率是11Mbit/s，最大容量是33Mbit/s
C．IEEE 802.11a运行在5GHz UNII频段，最大传输速率是54Mbit/s，最大容量是162Mbit/s
D．IEEE 802.11g运行在2.4CHz ISM频段，实际吞吐量是28～31Mbit/s

A．Router (config)#access-list 110 permit icmp 212.78.170.166 0.0.0.0 anyRouter (config)#access-list 110 deny icmp any anyRouter (config)#access-list 110 permit ip any any
B．Router (config)#access-list 110 permit icmp 212.78.170.0 255.255.255.224 anyRouter (config)#access-list 110 permit ip any anyRouter (config)#access-list 110 deny icmp any any
C．Router (config)#access-list 110 permit icmp 212.78.170.0 0.0.0.255 anyRouter (config)#access-list 110 deny icmp any anyRouter (config)#access-list 110 permit ip any any
D．Router (config)#access-list 110 permit icmp 212.78.170.160 0.0.0.31 anyRouter (config)#access-list 110 deny icmp any anyRouter (config)#access-list 110 permit ip any any