Which set of access control entries would allow all users on the 192.168.10.0/24 network to access a web server that is located at 172.17.80.1, but would not allow them to use Telnet?

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Last Updated on November 15, 2020 by Admin

Which set of access control entries would allow all users on the 192.168.10.0/24 network to access a web server that is located at 172.17.80.1, but would not allow them to use Telnet?

  • access-list 103 deny tcp host 192.168.10.0 any eq 23
    access-list 103 permit tcp host 192.168.10.1 eq 80
  • access-list 103 permit 192.168.10.0 0.0.0.255 host 172.17.80.1
    access-list 103 deny tcp 192.168.10.0 0.0.0.255 any eq telnet​​
  • access-list 103 permit tcp 192.168.10.0 0.0.0.255 host 172.17.80.1 eq 80
    access-list 103 deny tcp ​192.168.10.0 0.0.0.255 any eq 23
  • access-list 103 permit tcp 192.168.10.0 0.0.0.255 any eq 80
    access-list 103 deny tcp 192.168.10.0 0.0.0.255 any eq 23

    Answers Explanation & Hints:

    For an extended ACL to meet these requirements the following need to be included in the access control entries:identification number in the range 100-199 or 2000-2699
    permit or deny parameter
    protocol
    source address and wildcard
    destination address and wildcard
    port number or name

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