code: public static base_response add(nitro_service client, ip6tunnel resource) throws Exception {
  		ip6tunnel addresource = new ip6tunnel();
  		addresource.name = resource.name;
  		addresource.remote = resource.remote;
  		addresource.local = resource.local;
  		return addresource.add_resource(client);
  	}
docs: Use this API to add ip6tunnel.