Ipv6 Dhcp Pool - Cisco Catalyst 3750 Metro Command Reference Manual

Chapter 2 Catalyst 3750 Metro Switch Cisco IOS Commands

ipv6 dhcp pool

Use the ipv6 dhcp pool global configuration command to enter Dynamic Host Configuration Protocol
for IPv6 (DHCPv6) pool configuration mode. Use the no form of this command to return to the default
settings.
This command is available only if you have configured a dual IPv4 and IPv6 Switch Database
Note
Management (SDM) template on the switch.
Syntax Description poolname
Defaults
No default is defined.
Command Modes
Global configuration
Command History Release
12.2(52)SE
Usage Guidelines
To configure the dual IPv4 and IPv6 template, enter the sdm prefer dual-ipv4-and-ipv6 {default |
vlan} global configuration command, and reload the switch.
DHCPv6 pool configuration mode commands:
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ipv6 dhcp pool poolname
no ipv6 dhcp pool poolname
User-defined name for the DHCPv6 pool. The pool name can be a symbolic
string (such as Engineering) or an integer (such as 0).
Modification
This command was introduced.
address prefix IPv6-prefix: sets an address prefix for address assignment. This address must be in
hexadecimal, using 16-bit values between colons.
lifetime t1 t2: sets a valid and a preferred time interval (in seconds) for the IPv6 address. The range
is 5 to 4294967295 seconds. The valid default is 2 days. The preferred default is 1 day. The valid
lifetime must be greater than or equal to the preferred lifetime. Specify infinite for no time interval.
link-address IPv6-prefix: sets a link-address IPv6 prefix. When an address on the incoming
interface or a link-address in the packet matches the specified IPv6-prefix, the server uses the
configuration information pool. This address must be in hexadecimal, using 16-bit values between
colons.
vendor-specific: enables the DHCPv6 vendor-specific configuration mode with these configuration
commands:
– vendor-id: enter a vendor-specific identification number. This number is the vendor IANA
Private Enterprise Number. The range is 1 to 4294967295.
Catalyst 3750 Metro Switch Command Reference
ipv6 dhcp pool
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