Forgot to set defaults if multicast parameters are unset.

netconf-service/netconf.cpp

@@ -432,7 +432,7 @@ int main(int argc,char **argv)
 					sprintf(buf,"%x",arpCacheTtl);
 					netconf[ZT_NETWORKCONFIG_DICT_KEY_ARP_CACHE_TTL] = buf;
 				}
-				if (ndpCachettl) {
+				if (ndpCacheTtl) {
 					sprintf(buf,"%x",ndpCacheTtl);
 					netconf[ZT_NETWORKCONFIG_DICT_KEY_NDP_CACHE_TTL] = buf;
 				}

node/Constants.hpp

@@ -248,7 +248,7 @@ error_no_ZT_ARCH_defined;
 /**
  * Default max depth (TTL) for multicast propagation
  */
-#define ZT_DEFAULT_MULTICAST_DEPTH 64
+#define ZT_DEFAULT_MULTICAST_DEPTH 32
 
 /**
  * Global maximum for multicast propagation depth

node/NetworkConfig.cpp

@@ -92,6 +92,11 @@ void NetworkConfig::_fromDictionary(const Dictionary &d)
 	_name = d.get(ZT_NETWORKCONFIG_DICT_KEY_NAME);
 	_description = d.get(ZT_NETWORKCONFIG_DICT_KEY_DESC,std::string());
 
+	if (!_multicastPrefixBits)
+		_multicastPrefixBits = ZT_DEFAULT_MULTICAST_PREFIX_BITS;
+	if (!_multicastDepth)
+		_multicastDepth = ZT_DEFAULT_MULTICAST_DEPTH;
+
 	std::string ipAddrs(d.get(ZT_NETWORKCONFIG_DICT_KEY_IPV4_STATIC,std::string()));
 	std::string v6s(d.get(ZT_NETWORKCONFIG_DICT_KEY_IPV6_STATIC,std::string()));
 	if (v6s.length()) {