Chapter 10
| Access Control Lists
IPv6 ACLs
– 370 –
Default Setting
None
Command Mode
Standard IPv6 ACL
Command Usage
New rules are appended to the end of the list.
Example
This example configures one permit rule for the specific address 2009:DB9:2229::79
and another rule for the addresses with the network prefix 2009:DB9:2229:5::/64.
Console(config-std-ipv6-acl)#permit host 2009:DB9:2229::79
Console(config-std-ipv6-acl)#permit 2009:DB9:2229:5::/64
Console(config-std-ipv6-acl)#
Related Commands
access-list ipv6 (368)
Time Range (168)
permit, deny
(Extended IPv6 ACL)
This command adds a rule to an Extended IPv6 ACL. The rule sets a filter condition
for packets with specific destination IP addresses, next header type, or flow label.
Use the no form to remove a rule.
Syntax
{permit | deny} {any | host destination-ipv6-address |
destination-ipv6-address[/prefix-length]} [time-range time-range-name]
no {permit | deny} {any | host destination-ipv6-address |
destination-ipv6-address[/prefix-length]}
any – Any IP address (an abbreviation for the IPv6 prefix ::/0).
host – Keyword followed by a specific destination IP address.
destination-ipv6-address - An IPv6 destination address or network class. The
address must be formatted according to RFC 2373 “IPv6 Addressing
Architecture,” using 8 colon-separated 16-bit hexadecimal values. One
double colon may be used in the address to indicate the appropriate
number of zeros required to fill the undefined fields.
prefix-length - A decimal value indicating how many contiguous bits (from
the left) of the address comprise the prefix; i.e., the network portion of the
address. (Range: 0-128)
time-range-name - Name of the time range. (Range: 1-32 characters)
Default Setting
None
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