Difference between revisions of "IOS: Access List (ACLs)"

Latest revision as of 09:04, 14 April 2021

Types of ACLs:

Standard ACLs
Extended ACLs
Lock and Key (Dynamic ACLs)
IP Named ACLs, Reflexive ACLs, Time-Based ACLs Using Time Ranges, Commented IP ACL Entries, Context-Based Access Control, Authentication Proxy, Turbo ACLs, Distributed Time-Based ACLs, Receive ACLs, Infrastructure Protection ACLs, Transit ACLs.

Process: Define ACL + Apply ACL to interface

router(config)#ip access-list extended test
router(config-ext-nacl)#permit ip host 2.2.2.2 host 3.3.3.3
router(config-ext-nacl)#permit tcp host 1.1.1.1 host 5.5.5.5 eq www
router(config-ext-nacl)#permit icmp any any
router(config-ext-nacl)#permit udp host 6.6.6.6 10.10.10.0 0.0.0.255 eq domain

To apply ACLs:

ip access-group to apply an IPv4 access control list (ACL) to a Layer 3 interface

@@ Line 1: / Line 1: @@
 Configuring IP Access Lists: https://www.cisco.com/c/en/us/support/docs/security/ios-firewall/23602-confaccesslists.html#acltypes
 Types of ACLs:
@@ Line 8: / Line 9: @@
-* <code>show access-list</code>
+Process: Define ACL + Apply ACL to interface
+* <code>[[show access-list]]</code>
 * <code>[[show ip access-list]]</code>
 * <code>router(config)#access-list 101 deny icmp any any</code>
 * <code>router(config)#access-list 101 permit ip any any</code>
@@ Line 21: / Line 27: @@
-* <code>ip access-group</code>
+To apply ACLs:
+* <code>[[ip access-group]]</code> to apply an IPv4 access control list (ACL) to a Layer 3 interface
 * <code>[[copy running-config startup-config]]</code>
+== Related terms ==
+* [[VLAN Access-List (VACL)]]
 == See also ==
 * {{IOS}}
+* {{ACL}}
 [[Category:Cisco]]