Access Control List Commands
26-8
26
Example
Related Commands
permit, deny (26-8)
ipv6 access-group (26-11)
show ipv6 access-list (26-11)
permit, deny (Standard IPv6 ACL)
This command adds a rule to a Standard IPv6 ACL. The rule sets a filter condition
for packets emanating from the specified source. Use the no form to remove a rule.
Syntax
[no] {permit | deny} {any | source-ipv6-address[/prefix-length] |
host source-ipv6-address}
• any – Any source IP address.
• source-ipv6-address - An IPv6 source address. 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).
• host – Keyword followed by a specific IP address.
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.
Related Commands
access-list ipv6 (26-7)
Console(config)#access-list ipv6 standard david
Console(config-std-ipv6-acl)#
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)#
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