[PATCH v0 net-next 0/1] Allow user to set metric on default route learned via Router Advertisement.

Allow user to set metric on default route learned via Router Advertisement. Note: RFC 4191 does not say anything for metric for IPv6 default route. Fix: For IPv4, default route is learned via DHCPv4 and user is allowed to change metric using config in etc/network/interfaces. But for IPv6,

[PATCH v0 net-next 0/1] Allow user to set metric on default route learned via Router Advertisement.

Allow user to set metric on default route learned via Router Advertisement. Note: RFC 4191 does not say anything for metric for IPv6 default route. Fix: For IPv4, default route is learned via DHCPv4 and user is allowed to change metric using config in etc/network/interfaces. But for IPv6,