Ip Access Lists Com
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IP ACCESS LISTS
CCNA4.com
Standard IP ACL Syntax
Actions
! Legacy syntax access-list {permit | deny} <source> [log]
permit
Allow matched packets
deny
Deny matched packets
! Modern syntax ip access-list standard { | } [<sequence>] {permit | deny} <source> [log]
remark
Record a config comment
evaluate
Evaluate a reflexive ACL
Extended IP ACL Syntax ! Legacy syntax access-list {permit | deny} <protocol> <source> [<ports>] <destination> [<ports>] [] ! Modern syntax ip access-list extended { | } [<sequence>] {permit | deny} <protocol> <source> [<ports>] <destination> [<ports>] []
ACL Numbers 1-99 IP standard 1300-1999 100-199 IP extended 2000-2699
Source/Destination Definitions any
Any address
host
A single address
<mask>
Any address matched by the wildcard mask IP Options
200-299 Protocol 300-399 DECnet
dscp
Match packets with the given DSCP value
400-499 XNS
fragments
Check non-initial fragments
500-599 Extended XNS
option
CCNA4.com
Standard IP ACL Syntax
Actions
! Legacy syntax access-list
permit
Allow matched packets
deny
Deny matched packets
! Modern syntax ip access-list standard {
remark
Record a config comment
evaluate
Evaluate a reflexive ACL
Extended IP ACL Syntax ! Legacy syntax access-list
ACL Numbers 1-99 IP standard 1300-1999 100-199 IP extended 2000-2699
Source/Destination Definitions any
Any address
host
A single address
Any address matched by the wildcard mask IP Options
200-299 Protocol 300-399 DECnet
dscp
Match packets with the given DSCP value
400-499 XNS
fragments
Check non-initial fragments
500-599 Extended XNS
option
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