200-301 Cisco Certified Network Associate (CCNA)

A network administrator must permit SSH access to remotely manage routers in a network. The operations team resides on the 10.20.1.0/25 network. Which command will accomplish this task?

Refer to the exhibit. A network administrator must permit SSH access to remotely manage routers in a network. The operations team resides on the 10.20.1.0/25 network. Which command will accomplish this task?

  • A. access-list 2699 permit udp 10.20.1.0 0.0.0.255
  • B. no access-list 2699 deny tcp any 10.20.1.0 0.0.0.127 eq 22
  • C. access-list 2699 permit tcp any 10.20.1.0 0.0.0.255 eq 22
  • D. no access-list 2699 deny ip any 10.20.1.0 0.0.0.255
Answer: Option D.
Explanation: 

Section: Security Fundamentals
Already a statement is there in last to allow SSH Traffic for network 10.20.1.0 0.0.0.127, but Second statement says deny ip any 10.20.1.0 0.0.0.255, so how it will work once it is denied. So the right answer is remove the — no access-list 2699 deny ip any 10.20.1.0 0.0.0.255.

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