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Dynamic ACLs are also known as _____________?
IP Named ACL
Lock and Key
Time-Based ACLs
Reflexive ACLs
Lock and Key (Dynamic ACL) are dependent on the use of Telnet, authentication, and extended ACL. Users are blocked until they establish a Telnet connection to the router and get authenticated before being permitted to traverse to the destination. Traffic is allowed for a particular time; either idle or absolute timeouts. ***PLEASE REVIEW THIS QUESTION. IBELIEVE LOCK-AND-KEY AUTHENTICATION IS USED WITH DYNAMIC ACCESS LISTS AND NOT THE OTHER WAY AROUND.***** :EDIT ***I guess correct answer is reflexive
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