Reference Guide

224 | Access Control Lists (ACL)
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• Use the no seq sequence-number command syntax if you know the filter’s
sequence number or
•Use the
no permit icmp {source mask | any | host ip-address} {destination mask | any
|
host ip-address} command.
Parameters
Defaults
Not configured
Command Modes
CONFIGURATION-STANDARD-ACCESS-LIST
Command
History
Usage
Information
The order option is relevant in the context of the Policy QoS feature only. Refer to the
Quality of Service chapter of the FTOS Configuration Guide for more information.
source
Enter the IP address of the network or host from which the packets were sent.
mask
Enter a network mask in /prefix format (/x) or A.B.C.D. The mask, when
specified in A.B.C.D format, may be either contiguous or non-contiguous.
any
Enter the keyword any to specify that all routes are subject to the filter.
host ip-address
Enter the keyword host followed by the IP address to specify a host IP
address.
destination
Enter the IP address of the network or host to which the packets are sent.
dscp
Enter this keyword to deny a packet based on DSCP value.
Range: 0-63
message-type (OPTIONAL) Enter an ICMP message type, either with the type (and code, if
necessary) numbers or with the name of the message type (ICMP message
types are listed in Table 7-2).
Range: 0 to 255 for ICMP type; 0 to 255 for ICMP code
count (OPTIONAL) Enter the keyword count to count packets processed by the
filter.
byte (OPTIONAL) Enter the keyword byte to count bytes processed by the filter.
log (OPTIONAL, E-Series only) Enter the keyword log to have the information
kept in an ACL log file.
order
(OPTIONAL) Enter the keyword order to specify the QoS priority for the
ACL entry.
Range: 0-254 (where 0 is the highest priority and 254 is the lowest; lower
order numbers have a higher priority)
Default: If the order keyword is not used, the ACLs have the lowest order by
default (255).
monitor
(OPTIONAL) Enter the keyword monitor to monitor traffic on the
monitoring interface specified in the flow-based monitoring session along
with the filter operation.
fragments Enter the keyword
fragments to use ACLs to control packet fragments.
Version 8.3.1.0 Added dscp keyword.
Version 8.2.1.0 Allows ACL control of fragmented packets for IP (Layer 3) ACLs.
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.4.1.0 Added support for non-contiguous mask and added the
monitor option.
Version 6.5.10 Expanded to include the optional QoS order priority for the ACL entry.