Users Guide

Usage Information
NOTE: The vrf option is available only when VRF feature is enabled.
show ip
accounting
access-lists
Field
Description
“Extended IP...” Displays the name of the IP ACL.
“seq 5...” Displays the lter. If the keywords count or byte were congured in the lter, the
number of packets or bytes the lter processes is displayed at the end of the line.
“order 4” Displays the QoS order of priority for the ACL entry.
Example
Standard IP ACL Commands
When you create an ACL without any rule and then apply it to an interface, the ACL behavior reects an implicit permit.
The platform 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, congure a lter.
Syntax
deny {source | any | host {ip-address}} [count [bytes] | log] [dscp value] [ecn
value] [fragments] [monitor [session-ID]] [no-drop] [order]
To remove this lter, you have two choices:
• Use the no seq sequence-number command if you know the lter’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 lter.
host ip-address Enter the keyword host and then enter the IP address to specify a host IP address only.
count (OPTIONAL) Enter the keyword count to count the packets.
bytes (OPTIONAL) Enter the keyword bytes to count the bytes.
log (OPTIONAL) Enter the keyword log to enter ACL matches in the log.
dscp (OPTIONAL) Enter the keyword dcsp to match the IP DSCP values. The range is from 0
to 63.
ecn (OPTIONAL) Enter the keyword ecn to match the ECN bits. The range is from 0 to 3.
order (OPTIONAL) Enter the keyword order to specify the QoS order for the ACL entry. The
range is from 0 to 254 (where 0 is the highest priority and 254 is the lowest; lower-order
Access Control Lists (ACL) 191