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ACL

Switch ACLs

1. Port ACLs Can only be applied on physical L2 interfaces on a switch (not on etherchannels). They can only be applied on the inbound direction. A port ACL can be either a Standard ACL, an Extended ACL or an Extended MAC ACL. Only one standard or extended ACL and …

More ACLs

1. Time-based ACLs Define the time range: R(config)# time-rage TIME-RANGE R(config-time-range)# periodic DAYS-OF-WEEK HH:MM to [DAYS-OF-WEEK] HH:MM ! adds a recurring time to the time-range ! DAYS-OF-WEEK: daily (M-S), weekdays(M-F), weekend(S,S), Monday, Tuesday, … R(config-time-range)# absolute [start TIME DATE][end TIME DATE] ! adds an absoulte time to the time-range ! …

ACLs 101

An ACL contains one or more ACEs (Entries) that permit or deny traffic and have an implicit deny any at the end. 1. Numbered ACLs 1.1 Standard ACLs R(config)# access-list ACL-NUMBER {permit|deny} {IP-ADDRESS [WILDCARD] | any} [log] ! ACL-NUMBER: 1-99, 1300-1999 ! when the wildcard is missing, a default of …