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ACL Concepts - Coggle Diagram
ACL Concepts
Types of IPv4 ACLs
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Numbered and Named ACLs
ACLs number 1 to 99, or 1300 to 1999 are standard ACLs while ACLs number 100 to 199, or 2000 to 2699 are extended ACLs, as shown in the output.
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WildCard Masks in ACLs
Wildcard Mask OverView
A wildcard mask is similar to a subnet mask in that it uses the ANDing process to identify which bits in an IPv4 address to match.
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Wildcard Mask Types
Wildcard to Match a Host, Wildcard Mask to Match an IPv4 Subnet, Wildcard Mask to Match an IPv4 Address Range
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Purpose of ACLs
What is an ACL
Series of IOS commands that are used to filter packets based on information found in the packet header.
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Packet Filtering
Controls access to a network by analyzing the incoming and/or outgoing packets and forwarding them or discarding them based on given criteria.
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