Users Guide

Table Of Contents
Parameters access-list-name — (Optional) Enter the name of the IPv6 access-list to clear counters. A maximum of 140
characters.
Default Not configured
Command Mode EXEC
Usage Information If you do not enter an access-list name, all IPv6 access-list counters clear. The counter counts the number of
packets that match each permit or deny statement in an access list. To get a more recent count of packets
matching an access list, clear the counters to start at zero. To view access-list information, use the show
access-lists command.
Example
OS10# clear ipv6 access-list counters
Supported
Releases
10.2.0E or later
clear mac access-list counters
Clears counters for a specific or all MAC access lists.
Syntax
clear mac access-list counters [access-list-name]
Parameters access-list-name — (Optional) Enter the name of the MAC access list to clear counters. A maximum of 140
characters.
Default Not configured
Command Mode EXEC
Usage Information If you do not enter an access-list name, all MAC access-list counters clear. The counter counts the number of
packets that match each permit or deny statement in an access list. To get a more recent count of packets
matching an access list, clear the counters to start at zero. To view access-list information, use the show
access-lists command.
Example
OS10# clear mac access-list counters
Supported
Releases
10.2.0E or later
deny
Configures a filter to drop packets with a specific IP address.
Syntax
deny [protocol-number | icmp | ip | tcp | udp] [A.B.C.D | A.B.C.D/x | any |
host ip-address] [A.B.C.D | A.B.C.D/x | any | host ip-address] [capture | count
| dscp value | fragment | log]
Parameters
protocol-number — (Optional) Enter the protocol number identified in the IP header, from 0 to 255.
icmp — (Optional) Enter the ICMP address to deny.
ip — (Optional) Enter the IP address to deny.
tcp — (Optional) Enter the TCP address to deny.
udp — (Optional) Enter the UDP address to deny.
A.B.C.D — Enter the IP address in dotted decimal format.
A.B.C.D/x — Enter the number of bits to match to the dotted decimal address.
any — (Optional) Enter the keyword any to specify any source or destination IP address.
host ip-address — (Optional) Enter the keyword and the IP address to use a host address only.
capture — (Optional) Capture packets the filter processes.
count — (Optional) Count packets the filter processes.
byte — (Optional) Count bytes the filter processes.
dscp value — (Optional) Deny a packet based on the DSCP values, from 0 to 63.
Access Control Lists 1033