Table 155
IPv4 Filter Configuration commands
Command
show access-control list <1-
762> ipv4
ACL TCP/UDP Filter configuration
These commands allow you to define TCP/UDP matching criteria for an ACL. The following table describes the
TCP/UDP Filter Configuration commands.
Table 156
TCP/UDP Filter Configuration commands
Command
access-control list <1-762>
tcp-udp source-port <1-
65535> {<port mask>}
access-control list <1-762>
tcp-udp destination-port <1-
65535> {<port mask>}
access-control list <1-762>
tcp-udp flags <value (0x0-
0x3f)>
default access-control list
<1-762> tcp-udp
show access-control list
[<1-762>] tcp-udp
ACL Packet Format configuration
The following table describes the Packet Format Configuration commands.
Table 157
Packet Format Configuration commands
Command
access-control list <1-762>
packet-format ethernet
{ethertype2|snap|llc}
[no] access-control list <1-762>
packet-format tagged
default access-control list <1-
762> packet-format
show access-control list <1-762>
packet-format
Description
Displays the current IPV4 parameters.
Command mode: All except User EXEC
Description
Defines a source port for the ACL. If defined, traffic with the specified TCP or
UDP source port will match this ACL. Specify the port number. Listed below are
some of the well-known ports:
Number
Name
20
ftp-data
21
ftp
22
ssh
23
telnet
25
smtp
37
time
42
name
43
whois
53
domain
69
tftp
70
gopher
79
finger
80
http
Command mode: Global configuration
Defines a destination port for the ACL. If defined, traffic with the specified TCP
or UDP destination port will match this ACL. Specify the port number, just as
with
above.
source-port
Command mode: Global configuration
Defines a TCP/UDP flag for the ACL.
Command mode: Global configuration
Resets the TCP/UDP parameters for the ACL to their default values.
Command mode: Global configuration
Displays the current TCP/UDP Filtering parameters.
Command mode: All except User EXEC
Description
Defines the Ethernet format for the ACL.
Command mode: Global configuration
Defines the tagging format for the ACL.
Command mode: Global configuration
Resets Packet Format parameters for the ACL to their default values.
Command mode: Global configuration
Displays the current Packet Format parameters for the ACL.
Command mode: All except User EXEC
Configuration Commands 133