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发表于 2019-4-29 15:59:33
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: a* T" e$ t! i8 Q) P你好,能帮忙 看下这道题 应该选什么吗?: h) M# U0 D7 m2 I# ]" Z1 X2 q
Multiple users are logging into R3 via telnet and making changes at the same time.which action will restrict the number of users logging into R3 simultaneously?
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R3#show running-config
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/ b3 U- t, U" P6 ]1 V+ H1 Haccess-list 175 permit tcp any any eq 22) x$ B& _. s. g! _) E- a
access-list 175 deny ip any any8 e& q* i4 n" c. h/ a5 n
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line con 0
2 {, c+ t# l* @ i# Uline aux 0
& F7 A0 a# m0 K& m; mline vty 0 49 e- D- C. _) q/ \" U
access-class 175 in5 e" O- X# Q) n
login local 7 ?9 G+ f# `* q O3 }8 _
transport input ssh
" n i' G% `6 a# X4 X# uline vty 5 15& j" v/ @9 X! ~6 P3 z
access-class 175 in8 ^% O& Z6 u+ X0 {
login local 6 q" s* h. p' w
transport input ssh
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A. remove all configured usernames other than the admin account+ j2 d# w" ^& s4 }! d" K
B. add the aaa authorization command to the global configuration
/ _. F! K, D0 MC. apply the session-limit command to the vty line5 M1 ?% r) C: H5 }, ?8 o0 M- `
D. apply the access-class 175 in command on line con 06 q+ O# O7 e5 u5 n
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