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ip access-list extended
Commands
permit
permit udp
permit udp
To pass UDP packets meeting the filter criteria, configure a filter.
Syntax
permit udp {source mask | any | host ip-address} [operator port
[port]] {destination mask | any | host ip-address} [dscp]
[operator port [port]] [count [byte]] [order] [fragments] [log
[interval minutes] [threshold-in-msgs [count]] [monitor]
To remove this filter, you have two choices:
•
•
Parameters
source
mask
any
host ip-address
dscp
operator
port port
174
— creates an extended ACL.
— assigns a permit filter for IP packets.
— assigns a permit filter for UDP packets.
Use the no seq sequence-number command if you know the filter's
sequence number.
Use the no permit udp {source mask | any | host ip-address}
{destination mask | any | host ip-address command.
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.
Enter the keyword any to specify that all routes are subject
to the filter.
Enter the keyword host and then enter the IP address to
specify a host IP address.
Enter the keyword dscp to deny a packet based on the
DSCP value. The range is from 0 to 63.
(OPTIONAL) Enter one of the following logical operand:
•
eq = equal to
•
neq = not equal to
•
gt = greater than
•
lt = less than
•
range = inclusive range of ports (you must specify two
ports for the port parameter)
Enter the application layer port number. Enter two port
numbers if you are using the range logical operand. The
range is 0 to 65535.
Access Control Lists (ACL)
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