ACL Interview Questions and Answers in CCNA

2/17/2020

ACL Interview Questions and Answers in CCNA - Networking Guruji

ACL Interview Questions and Answers in CCNA networkingguruji1.com/2020/02/acl-interview-questions-and-answers-in-ccna.html

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What is ACL The Cisco Access Control List (ACL) is used for filtering traffic based on some given filtering criteria applied on a router or switch interface.

What are different ACL types Standard ACL Extended ACL Both ACL can be implemented in two different ways, Using Number, which is called “Numbered ACL” Using name, which is called “Named ACL” What is the range of Standard numbered ACL 1 – 99 and 1300 - 1999

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2/17/2020

ACL Interview Questions and Answers in CCNA - Networking Guruji

What is the range of Extended numbered ACL 100 – 199 and 2000 - 2699 What ACL direction It defines the direction of traffic, incoming to an interface or outgoing from an interface.

What is implicit deny Every ACL has a default deny statement (implicit deny) at end of it.

If a packet does not meet with any condition, it will be destroyed (by the last deny condition).

How Extended ACL filters traffic address, destination address, l4 port number, protocol and much more.

How standard ACL filters traffic Standard ACL are used for normal filtering. Standard ACLs filter the packed based on source IP packet.

What is the advantage of named ACL over Numbered ACL Easy to identify and remember.

Easy to edit, add or delete lines.

Can ACL filters traffic originated from routers NO

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2/17/2020

ACL Interview Questions and Answers in CCNA - Networking Guruji

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