Reference Guide

icmp Enter the keyword icmp to configure an internet control
message protocol (ICMP) version 6 filter.
ipv6 Enter the keyword ipv6 to configure any internet protocol
(IP) version 6 filter.
tcp Enter the keyword tcp to configure a Transmission Control
Protocol filter.
udp Enter the keyword udp to configure a User Datagram
Protocol filter.
source address Enter the IPv6 address of the network or host from which the
packets were sent in the x:x:x:x::x format followed by the
prefix length in the /x format. The range is /0 to /128. The ::
notation specifies successive hexadecimal fields of zero.
mask Enter a network mask in /prefix format (/x).
any Enter the keyword any to specify that all routes are subject
to the filter.
host ipv6-
address
Enter the keyword host followed by the IPv6 address of the
host in the x:x:x:x::x format. The :: notation specifies
successive hexadecimal fields of zero.
operator (OPTIONAL) Enter one of the following logical operands:
• 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 (OPTIONAL) Enter the application layer port number. Enter
two port numbers if using the range logical operand. The
range is 0 to 65535.
The following list includes some common TCP port
numbers:
• 23 = Telnet
• 20 and 21 = FTP
• 25 = SMTP
• 169 = SNMP
destination
address
Enter the IPv6 address of the network or host to which the
packets are sent in the x:x:x:x::x format followed by the
prefix length in the /x format. The range is /0 to /128. The ::
notation specifies successive hexadecimal fields of zero.
message-type (OPTIONAL) Enter an ICMP message type, either with the
type (and code, if necessary) numbers or with the name of
670
IPv6 Access Control Lists (IPv6 ACLs)