A.允許unrestricted訪問到console或VTY口 B.用防火墻去限制外網(wǎng)的網(wǎng)絡(luò)設(shè)備訪問 C.因為數(shù)據(jù)被自動加密,所以總是允許使用TELNET命令訪問網(wǎng)絡(luò)設(shè)備的命令行 D.使用SSH或其他加密、認(rèn)證機制去訪問設(shè)備的配置 E.為了避免丟失密碼,所以不對密碼進行加密(明文)
A.It creates a global address pool for all outside NAT transactions B.It establishes a dynamic address pool for an inside static address C.It creates dynamic source translations for all inside local PAT transactions D.It creates a one-to-one mapping between an inside local address and an inside global address E.It maps one inside source address to a range of outside global addresses
A.traceroute address B.tracert address C.ssh address D.telnet address