Reference Guide
242 | Access Control Lists (ACL)
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deny
c e s
Configure a filter to drop packets with a the MAC address specified. 
Syntax
deny {any | mac-source-address [mac-source-address-mask]} [count [byte]] [log] 
[
monitor]
To remove this filter, you have two choices: 
• Use the 
no seq sequence-number command syntax if you know the filter’s 
sequence number or 
• Use the 
no deny {any | mac-source-address mac-source-address-mask} command.
Parameters
Defaults
Not enabled.
Command Modes
CONFIGURATION-MAC ACCESS LIST-STANDARD
Command
History
any
Enter the keyword any to specify that all traffic is subject to 
the filter.
mac-source-address 
Enter a MAC address in nn:nn:nn:nn:nn:nn format.
mac-source-address-mask
(OPTIONAL) Specify which bits in the MAC address must 
match. If no mask is specified, a mask of 00:00:00:00:00:00 
is applied (in other words, the filter allows only MAC 
addresses that match).
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 log the 
packets.
monitor
(OPTIONAL) Enter the keyword monitor when the rule is 
describing the traffic that you want to monitor and the ACL in 
which you are creating the rule will be applied to the 
monitored interface. For details, refer to the section 
“Flow-based Monitoring” in the Port Monitoring chapter of 
the FTOS Configuration Guide.
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.6.1.0 Support added for S-Series
Version 7.5.1.0 Support added for C-Series
Version 7.4.1.0 Added 
monitor option
pre-Version 6.1.1.0 Introduced for E-Series
Note: When ACL logging and byte counters are configured simultaneously, byte 
counters may display an incorrect value. Configure packet counters with logging 
instead.










