TUNNEL_ENCAP_MPLS 55 net/mpls/af_mpls.c return ip_tunnel_encap_add_ops(&mpls_iptun_ops, TUNNEL_ENCAP_MPLS); TUNNEL_ENCAP_MPLS 60 net/mpls/af_mpls.c ip_tunnel_encap_del_ops(&mpls_iptun_ops, TUNNEL_ENCAP_MPLS);