The value of vRtrLdpServFecRemoteIpv4Capblty indicates whether or not
the remote ipv4 stack capability is supported for this LDP peer.
The value of vRtrLdpServFecLocalIpv4Capblty is 'true' when the remote
ipv4 stack capability is supported and the value is 'false' when the
remote ipv4 stack capability is not supported.