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Access Control List

Access Control List. Justin Arnold, Braxton Coleman, Shane Mayhew. Contents . What are they Standard ACLs Extended ACLs Standard ACL lab Extended ACL lab. What are They. An IOS command that filters packets Functions at layer 3 and 4 of the OSI model Benefits Security Performance.

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Access Control List

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  1. Access Control List Justin Arnold, Braxton Coleman, Shane Mayhew

  2. Contents What are they Standard ACLs Extended ACLs Standard ACL lab Extended ACL lab

  3. What are They • An IOS command that filters packets • Functions at layer 3 and 4 of the OSI model • Benefits • Security • Performance

  4. Standard ACLs • Blocks based on IP address • Numbering Range • (1 – 99) • (1300 – 1999)

  5. Extended ACLs • Has expanded capabilities to filters • Protocols • Sources & Destinations addresses • Source & Destination ports • Numbering Range • (100 – 199) • (2000 – 2699)

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