Users Guide

any Enter the keyword any to specify that all routes are subject to
the filter.
host ip-address Enter the keyword host then the IP address to specify a host IP
address.
bit Enter a flag or combination of bits:
• ack: acknowledgement field
• fin: finish (no more data from the user)
• psh: push function
• rst: reset the connection
• syn: synchronize sequence numbers
• urg: urgent field
dscp Enter the keyword dscp to deny a packet based on the DSCP
value. The range is from 0 to 63.
operator (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)
port port Enter the application layer port number. Enter two port numbers
if you are using the range logical operand. The range is from 0
to 65535.
The following list includes some common TCP port numbers:
• 23 = Telnet
• 20 and 21 = FTP
• 25 = SMTP
• 169 = SNMP
destination Enter the IP address of the network or host to which the packets
are sent.
mask 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.
count (OPTIONAL) Enter the keyword count to count packets the filter
processes.
byte (OPTIONAL) Enter the keyword byte to count bytes the filter
processes.
order (OPTIONAL) Enter the keyword order to specify the QoS
priority for the ACL entry. The range is from 0 to 254 (where 0 is
Access Control Lists (ACL) 269