Reference Guide

Usage
Information
show ip
accounting
access-lists
Field
Description
“Extended IP...” Displays the name of the IP ACL.
“seq 5...” Displays the filter. If the keywords count or byte were configured
in the filter, the number of packets or bytes the filter processes is
displayed at the end of the line.
“order 4” Displays the QoS order of priority for the ACL entry.
Example
FTOS#show ip accounting access FILTER1 interface gig 1/6
Extended IP access list FILTER1
seq 5 deny ip any 191.1.0.0 /16 count (0x00 packets)
seq 10 deny ip any 191.2.0.0 /16 order 4
seq 15 deny ip any 191.3.0.0 /16
seq 20 deny ip any 191.4.0.0 /16
seq 25 deny ip any 191.5.0.0 /16
Standard IP ACL Commands
When you create an ACL without any rule and then apply it to an interface, the ACL behavior reflects an implicit permit.
The S4820T supports both Ingress and Egress IP ACLs.
NOTE: Also refer to the Commands Common to all ACL Types and Common IP ACL Commands sections.
deny
To drop packets with a certain IP address, configure a filter.
S4820T
Syntax
deny {source | any | host {ip-address}}
To remove this filter, you have two choices:
• Use the no seq sequence-number command if you know the filter’s sequence
number.
• Use the no deny {source [mask] | any | host ip-address}
command.
Parameters
source Enter the IP address in dotted decimal format of the network from
which the packet was sent.
any Enter the keyword any to specify that all routes are subject to the
filter. You can enter any of the following keywords to specify route
types.
• bytes — Enter the keyword count to count packets the
filter processes.
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