The value of vLdpServFec129LocalIpv6Capblty indicates whether or not
the local ipv6 stack capability is supported for this LDP peer.
The value of vLdpServFec129LocalIpv6Capblty is 'true' when the local
ipv6 stack capability is supported and the value is 'false' when the
local ipv6 stack capability is not supported.