Best CCNA Security Questions and Answers (Q&A) - ProProfs Discuss

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What do you understand by the term phone freaking?

M. Krasinski, Content Writer
Answered: Oct 04, 2018

Take note that phreaking used to be popular back in the 90s but with all of the new advancements that are made, what used to be effective in the past are not too useful now. C is an example of...Read More

2 Answers

805 views

What is the most effective way to use ACLS to control Telnet traffic?

John Smith
Answered: Apr 25, 2024

The ACL should be applied to all vty lines in the in direction to prevent an unwanted user from connecting to an unsecured port.

1 Answer

534 views

What are the two characteristics of DOS attacks?

John Smith
Answered: Apr 25, 2024

They attempt to compromise the availability of a network, host, or application.
Examples include smurf attacks and ping of death attacks.

1 Answer

472 views

What is the accurately describes CISCO iOS zone-based policy firewall operation?

John Smith
Answered: Apr 25, 2024

The pass action works in only one direction.

1 Answer

453 views

Which set of commands is recommended to prevent the use of a hub in the access layer?

Rapbondoc
Answered: Apr 25, 2024

Switch(config-if)switchport mode access switch(config-if)switchport port-security maximum 1

Port security is only used on access port (which connects to hosts) so we need to set that port...Read More

1 Answer

375 views

Which changes are necessary for Switch A to meet the requirements?

Rapbondoc
Answered: Apr 25, 2024

Port security needs to be enabled on the interface.
Port security needs to be configured to allow only one learned MAC address.

As we see in the output, the Port Security is in...Read More

1 Answer

333 views

What is true if a network administrator needs to configure port security on a switch?

Rapbondoc
Answered: Apr 25, 2024

The sticky learning feature allows the addition of dynamically learned addresses to the running configuration.
When dynamic mac address learning is enabled on an interface, the switch can learn...Read More

1 Answer

323 views

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