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350-401 · Question #1040
350-401 Question #1040: Real Exam Question with Answer & Explanation
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Submitted by deeparc· Mar 6, 2026Infrastructure Security / Securing Network Device Access - covering ACL application on VTY lines and enforcement of encrypted management protocols (CCNA: Network Security Fundamentals)
Question
Refer to the exhibit. An engineer must update the existing configuration to achieve these results: - Only administrators from the 192.168.1.0/24 subnet can access the vty lines. - Access to the vty lines using clear-text protocols is prohibited. Which command set should be applied? A. B. C. D.
Options
- Aaccess-list 1 permit 192.168.1.0 0.0.0.255 line vty 0 15 access-class 1 in transport input none
- Baccess-list 1 permit 192.168.1.0 0.0.0.255 line vty 0 15 access-class 1 in transport input telnet ssh
- Caccess-list 1 permit 192.168.1.0 0.0.0.255 line vty 0 15 access-class 1 in transport input ssh
- Daccess-list 1 permit 192.168.1.0 255.255.255.0 line vty 0 15 access-class 1 in transport input telnet rlogin
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Topics
#VTY Line Security#Access Control Lists#SSH vs Telnet#Network Device Hardening