Ipv6 Enable - Dell PowerEdge M420 Reference Manual

Use the no ipv6 address dhcp command to release a leased address and to
disable DHCPv6 on an interface. The command no ipv6 address does not
disable the DHCPv6 client on the interface.
This command will fail if DHCPv6 server has been configured on the
interface.
Examples
In the following example, DHCPv6 is enabled on interface vlan2.
console#config
console(config)#interface vlan2
console(config-if-vlan2)#ipv6 address dhcp

ipv6 enable

Use the ipv6 enable command to enable IPv6 on a routing interface. Use the
"no" form of this command to reset the IPv6 configuration to the defaults.
Syntax
ipv6 enable
no ipv6 enable
Default Configuration
IPv6 is not enabled by default.
Command Mode
Interface Configuration mode (VLAN, loopback)
User Guidelines
There are no user guidelines for this command.
Example
console(config)#no ipv6 enable
472
IP Addressing Commands