22 若於企業的外部防火牆上設立一 packet filtering firewall,下列哪一項不適合用於該 packet filtering firewall 以設定過濾封包標頭(packet header)?
(A)Source IP address
(B)Source transport-level address
(C)IP protocol field
(D)Ethernet MAC address
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統計: A(0), B(2), C(0), D(19), E(0) #3232774
統計: A(0), B(2), C(0), D(19), E(0) #3232774