A cyberanalyst is reviewing an entry-point ACL. What three types of ICMP traffic should be allowed to access an internal network from the internet? (Choose three.)

IT Questions BankCategory: CCNA CyberOpsA cyberanalyst is reviewing an entry-point ACL. What three types of ICMP traffic should be allowed to access an internal network from the internet? (Choose three.)

A cyberanalyst is reviewing an entry-point ACL. What three types of ICMP traffic should be allowed to access an internal network from the internet? (Choose three.)

  • destination unreachable
  • time exceeded
  • ping
  • request
  • reply
  • squelch

Explanation: ACLs should only permit special types of ICMP messages to enter an internal network. Allowed ICMP traffic includes an ICMP reply, source quench, and any ICMP unreachable messages. All other ICMP traffic types should be denied.

Exam with this question: CyberOps Associate (Version 1.0) - Module 24: Technologies and Protocols Quiz Answers
Exam with this question: Network Defense Module 9.3.2 Technologies and Protocols Quiz

Subscribe
Notify of
guest

0 Comments
Inline Feedbacks
View all comments