Extended Ip Acl Commands - Dell Force10 MXL Blade Reference Manual

Extended IP ACL Commands

deny
Syntax
Parameters
102 | Access Control Lists (ACL)
When an ACL is created without any rule and then applied to an interface, ACL behavior reflects an
implicit permit.
The following commands configure extended IP ACLs, which in addition to the IP address also
examine the packet's protocol type.
The MXL 10/40GbE Switch IO Module platform supports both ingress and egress IP ACLs.
• deny
• deny icmp
• deny tcp
• deny udp
• ip access-list extended
• permit
• permit icmp
• permit tcp
• permit udp
• seq
Note:
See also Commands Common to all ACL Types
Configure a filter that drops IP packets meeting the filter criteria.
deny { ip | ip-protocol-number } { source mask | any | host ip-address } { destination mask | any |
host ip-address } [ count [ byte ]] [ dscp value] [ order ] [ fragments ]
To remove this filter, you have two choices:
• Use the no seq sequence-number
• Use the no deny { ip | ip-protocol-number
mask | any | host ip-address
ip
ip-protocol-number
source
mask
any
host ip-address
destination
count
command if you know the filter's sequence number.
} { source mask
} command.
ip
Enter the keyword to configure a generic IP access list. The keyword
specifies that the access list will deny all IP protocols.
Enter a number from 0 to 255 to deny based on the protocol identified in the IP
protocol header.
Enter the IP address of the network or host from which the packets were sent.
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 to specify that all routes are subject to the filter.
host
Enter the keyword followed by the IP address to specify a host IP address.
Enter the IP address of the network or host to which the packets are sent.
(OPTIONAL) Enter the keyword
filter.
and Common IP ACL Commands.
| any | host ip-address
count
to count packets processed by the
} { destination
ip