Security and authentication
11.4 IP access control list
SCALANCE XM-400/XR-500 Command Line Interface (CLI)
848
Configuration Manual, 06/2016, C79000-G8976-C252-11
Parameter
Description
Range of values / note
range
Keyword for a range of port numbers.
Following this, the first and last port
number of the range is specified.
-
any
Forwards all outgoing TCP segments. -
host
Keyword for a an individual IPv4 ad-
dress
-
dest-ip-address
Destination IPv4 address
Enter a valid IPv4 address.
dest-ip-address
Network destination address
Enter a valid combination of IPv4
address and subnet mask.
dest-mask
Corresponding subnet mask
dscp
Keyword for the Differentiated Services
Codepoint
-
value
Value for the Differentiated Services
Codepoint
0 ... 63
ack
Forwards ACK segments.
-
rst
Forwards RST segments.
-
For information on names of addresses and interfaces, refer to the section "Interface
identifiers and addresses (Page 42)".
Result
The IP access list for TCP segments has been configured.
Note
Subnet mask for individual hosts
If you create the rule for a single system (one IPv4 address), specify the subnet mask
"255.255.255.255". As an alternative, you can specify the keyword "host" followed by the
IPv4 address.
Further notes
You delete an IP access control list with the
no ip access-list standard <acl-num>
command.
You display the configuration of the access control list with the
show access-lists
command.
11.4.4.6
deny tcp
Description
With this command, you configure an IP access control list for the TCP protocol.