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发表于 2019-4-29 15:59:33
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你好,能帮忙 看下这道题 应该选什么吗?
. g* F* T. o& _. a0 iMultiple 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-config3 x, Q/ A3 M% [
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access-list 175 permit tcp any any eq 22
" _6 T. P- Y! v0 u Taccess-list 175 deny ip any any
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line con 0
5 M$ D" r+ f$ ?5 ^7 Qline aux 06 o+ M( Y: G3 ^6 _* P. q7 R5 J9 j8 l
line vty 0 4
: |$ i$ K/ F" {7 d access-class 175 in
+ m# i. O! v) k6 F2 P7 K login local
5 ^1 x6 t. H! j transport input ssh5 _$ q2 G( U1 T! u2 ?1 ]* K9 u
line vty 5 15
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transport input ssh
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A. remove all configured usernames other than the admin account% v) J) p& G; U& O
B. add the aaa authorization command to the global configuration D4 {% _1 `$ ^8 n
C. apply the session-limit command to the vty line
3 G" ?; A1 p# D, l8 `D. apply the access-class 175 in command on line con 0+ h# K7 n1 Q+ m T
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2019-4-29 15:59:33
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