The value of the object vRtrIfDHCP6OperState indicates the current
operational state of the DHCP6 relay agent on this interface.
Following value are possible:
up (1) - the DHCP6 relay agent is running.
down (2), - the DHCP6 relay agent is administratively disabled.
noIPv6Pfx (3), - the DHCP6 relay agent cannot be operational as
no ipv6 prefix is assigned to this link.
noServerConfigured(4) - the DHCP6 relay agent cannot be operational
as no DHCP6 servers are configured.
noValidSourceAddr(5) - the DHCP6 relay agent cannot be operational
because a source address has been configured
and the address is not local to this node.