Networking Standards and ACLs

Front

What does ACL stand for in networking?

Back

Access Control List

Front

What is the primary purpose of an extended ACL?

Back

To provide granular control over network traffic filtering.

Front

How does a standard ACL differ from an extended ACL?

Back

A standard ACL filters only by source IP, whereas an extended ACL filters by source and destination IP, protocols, and ports.

Front

What is the default action of an ACL if no rules match?

Back

Deny all

Front

In a routing table, what does the term 'metric' refer to?

Back

A value used to determine the best path in a routing table.

Front

What command is used to view the routing table on a Cisco router?

Back

show ip route

Front

What is the significance of the administrative distance in routing protocols?

Back

Administrative distance helps routers choose the best routing protocol when multiple protocols provide routes to the same destination.

Front

What are the two main types of ACLs used in networking?

Back

Standard ACLs and Extended ACLs

Front

How can you apply an ACL to an interface on a router?

Back

Use the 'ip access-group' command in interface configuration mode to apply the ACL.

Front

What is the function of a wildcard mask in ACLs?

Back

The function of a wildcard mask in ACLs is to define which bits of an IP address to match and which to ignore.