diff --git a/src/META-INF/application-template.xml b/src/META-INF/application-template.xml
index b33f4b486..ba993210d 100644
--- a/src/META-INF/application-template.xml
+++ b/src/META-INF/application-template.xml
@@ -37,9 +37,10 @@
          <!--
             一个组包含多个NODE， 同一Service服务可以由多个进程提供，这些进程称为一个GROUP，且同一GROUP内的进程必须在同一机房或局域网内
             name: 服务组ID，长度不能超过11个字节. 默认为空字符串。
-            protocol：值只能是UDP TCP， 默认UDP
+            protocol：值只能是UDP TCP， 默认TCP
+            注意: 一个node只能所属一个group。
         -->
-        <group name="" protocol="UDP">
+        <group name="" protocol="TCP">
             <!--
                 需要将本地node的addr与port列在此处。
                 addr: required IP地址
diff --git a/src/com/wentch/redkale/boot/Application.java b/src/com/wentch/redkale/boot/Application.java
index c7e37e479..0ee49a529 100644
--- a/src/com/wentch/redkale/boot/Application.java
+++ b/src/com/wentch/redkale/boot/Application.java
@@ -16,7 +16,6 @@ import com.wentch.redkale.util.*;
 import com.wentch.redkale.util.AnyValue.DefaultAnyValue;
 import com.wentch.redkale.watch.*;
 import java.io.*;
-import java.lang.reflect.*;
 import java.net.*;
 import java.nio.*;
 import java.nio.channels.*;
@@ -58,22 +57,18 @@ public final class Application {
     public static final String RESNAME_SNCP_GROUP = "SNCP_GROUP";
 
     //当前SNCP Server的IP地址+端口 类型: SocketAddress、InetSocketAddress、String
-    public static final String RESNAME_SNCP_ADDR = "SNCP_ADDR";
+    public static final String RESNAME_SNCP_NODE = "SNCP_NODE";
 
     //当前SNCP Server的IP地址+端口集合 类型: Map<InetSocketAddress, String>、HashMap<InetSocketAddress, String> 
     public static final String RESNAME_SNCP_NODES = "SNCP_NODES";
 
-    private static final Type NODES1TYPE = new TypeToken<Map<InetSocketAddress, String>>() {
-    }.getType();
-
-    private static final Type NODES2TYPE = new TypeToken<HashMap<InetSocketAddress, String>>() {
-    }.getType();
-
     protected final ResourceFactory factory = ResourceFactory.root();
 
     protected final WatchFactory watch = WatchFactory.root();
 
-    protected final Map<InetSocketAddress, String> addrGroups = new HashMap<>();
+    protected final Map<InetSocketAddress, String> globalNodes = new HashMap<>();
+
+    private final Map<String, Set<InetSocketAddress>> globalGroups = new HashMap<>();
 
     protected final List<Transport> transports = new ArrayList<>();
 
@@ -96,10 +91,11 @@ public final class Application {
 
     private final long startTime = System.currentTimeMillis();
 
-    private CountDownLatch serverscdl;
+    private final CountDownLatch serversLatch;
 
     private Application(final AnyValue config) {
         this.config = config;
+
         final File root = new File(System.getProperty(RESNAME_HOME));
         this.factory.register(RESNAME_TIME, long.class, this.startTime);
         this.factory.register(RESNAME_HOME, Path.class, root.toPath());
@@ -174,7 +170,8 @@ public final class Application {
                 Logger.getLogger(this.getClass().getSimpleName()).log(Level.WARNING, "init logger configuration error", e);
             }
         }
-        logger = Logger.getLogger(this.getClass().getSimpleName());
+        this.logger = Logger.getLogger(this.getClass().getSimpleName());
+        this.serversLatch = new CountDownLatch(config.getAnyValues("server").length + 1);
     }
 
     public File getHome() {
@@ -244,44 +241,65 @@ public final class Application {
         initResources();
     }
 
-    public static <T extends Service> T singleton(Class<T> serviceClass) throws Exception {
-        return singleton(serviceClass, false);
-    }
+    private void initResources() throws Exception {
+        //-------------------------------------------------------------------------
+        final AnyValue resources = config.getAnyValue("resources");
+        if (resources != null) {
+            //------------------------------------------------------------------------
+            AnyValue datacachelistenerConf = resources.getAnyValue("datacachelistener");
+            if (datacachelistenerConf != null) {
+                String val = datacachelistenerConf.getValue("service", "");
+                if (!val.isEmpty()) {
+                    if ("none".equalsIgnoreCase(val)) {
+                        this.dataCacheListenerClass = null;
+                    } else {
+                        Class clazz = Class.forName(val);
+                        if (!DataCacheListener.class.isAssignableFrom(clazz) || !Service.class.isAssignableFrom(clazz)) {
+                            throw new RuntimeException("datacachelistener service (" + val + ") is illegal");
+                        }
+                        this.dataCacheListenerClass = clazz;
+                    }
+                }
+            }
+            //------------------------------------------------------------------------
+            AnyValue websocketnodeConf = resources.getAnyValue("websocketnode");
+            if (websocketnodeConf != null) {
+                String val = websocketnodeConf.getValue("service", "");
+                if (!val.isEmpty()) {
+                    if ("none".equalsIgnoreCase(val)) {
+                        this.webSocketNodeClass = null;
+                    } else {
+                        Class clazz = Class.forName(val);
+                        if (!WebSocketNode.class.isAssignableFrom(clazz) || !Service.class.isAssignableFrom(clazz)) {
+                            throw new RuntimeException("websocketnode service (" + val + ") is illegal");
+                        }
+                        this.webSocketNodeClass = clazz;
+                    }
+                }
+            }
+            //------------------------------------------------------------------------
 
-    public static <T extends Service> T singleton(Class<T> serviceClass, boolean remote) throws Exception {
-        final Application application = Application.create();
-        T service = remote ? Sncp.createRemoteService("", serviceClass, null, null) : Sncp.createLocalService("", serviceClass, null, null, null);
-        application.init();
-        application.factory.register(service);
-        new NodeSncpServer(application, null, new CountDownLatch(1), null).init(application.config);
-        application.factory.inject(service);
-        return service;
-    }
-
-    private static Application create() throws IOException {
-        final String home = new File(System.getProperty(RESNAME_HOME, "")).getCanonicalPath();
-        System.setProperty(RESNAME_HOME, home);
-        File appfile = new File(home, "conf/application.xml");
-        //System.setProperty(DataConnection.PERSIST_FILEPATH, appfile.getCanonicalPath());
-        return new Application(load(new FileInputStream(appfile)));
-    }
-
-    public static void main(String[] args) throws Exception {
-        //运行主程序
-        final Application application = Application.create();
-        if (System.getProperty("SHUTDOWN") != null) {
-            application.sendShutDown();
-            return;
+            for (AnyValue conf : resources.getAnyValues("group")) {
+                final String group = conf.getValue("name", "");
+                String protocol = conf.getValue("protocol", Sncp.DEFAULT_PROTOCOL).toUpperCase();
+                if (!"TCP".equalsIgnoreCase(protocol) && "UDP".equalsIgnoreCase(protocol)) {
+                    throw new RuntimeException("Not supported Transport Protocol " + conf.getValue("protocol"));
+                }
+                Set<InetSocketAddress> addrs = globalGroups.get(group);
+                if (addrs == null) {
+                    addrs = new LinkedHashSet<>();
+                    globalGroups.put(group, addrs);
+                }
+                for (AnyValue node : conf.getAnyValues("node")) {
+                    final InetSocketAddress addr = new InetSocketAddress(node.getValue("addr"), node.getIntValue("port"));
+                    addrs.add(addr);
+                    String oldgroup = globalNodes.get(addr);
+                    if (oldgroup != null) throw new RuntimeException(addr + " had one more group " + (globalNodes.get(addr)));
+                    globalNodes.put(addr, group);
+                }
+            }
         }
-        application.init();
-        application.startSelfServer();
-        try {
-            application.start();
-        } catch (Exception e) {
-            application.logger.log(Level.SEVERE, "Application start error", e);
-            System.exit(0);
-        }
-        System.exit(0);
+        //------------------------------------------------------------------------
     }
 
     private void startSelfServer() throws Exception {
@@ -317,7 +335,7 @@ public final class Application {
                                 channel.send(buffer, address);
                                 long e = System.currentTimeMillis() - s;
                                 logger.info(application.getClass().getSimpleName() + " shutdown in " + e + " ms");
-                                application.serverscdl.countDown();
+                                application.serversLatch.countDown();
                                 System.exit(0);
                             } catch (Exception ex) {
                                 logger.log(Level.INFO, "SHUTDOWN FAIL", ex);
@@ -357,7 +375,6 @@ public final class Application {
 
     public void start() throws Exception {
         final AnyValue[] entrys = config.getAnyValues("server");
-        this.serverscdl = new CountDownLatch(entrys.length + 1);
         CountDownLatch timecd = new CountDownLatch(entrys.length);
         final List<AnyValue> sncps = new ArrayList<>();
         final List<AnyValue> others = new ArrayList<>();
@@ -368,20 +385,21 @@ public final class Application {
                 others.add(entry);
             }
         }
-        for (AnyValue sncpconf : sncps) {
-            String host = sncpconf.getValue("host", "0.0.0.0").replace("0.0.0.0", "");
-            InetSocketAddress addr = new InetSocketAddress(host.isEmpty() ? this.localAddress.getHostAddress() : host, sncpconf.getIntValue("port", 80));
-            String oldgroup = addrGroups.get(addr);
-            if (oldgroup != null && !((sncpconf.getValue("group", "") + ";").contains(oldgroup + ";"))) throw new RuntimeException(addr + " has one more group " + (addrGroups.get(addr)));
-            if (oldgroup == null) addrGroups.put(addr, "");
-        }
-        factory.register(RESNAME_SNCP_NODES, NODES1TYPE, new HashMap<>(addrGroups));
-        factory.register(RESNAME_SNCP_NODES, NODES2TYPE, new HashMap<>(addrGroups));
-        runServers(timecd, sncps);  //确保sncp都启动后再启动其他协议
+        factory.register(RESNAME_SNCP_NODES, new TypeToken<Map<InetSocketAddress, String>>() {
+        }.getType(), globalNodes);
+        factory.register(RESNAME_SNCP_NODES, new TypeToken<HashMap<InetSocketAddress, String>>() {
+        }.getType(), globalNodes);
+
+        factory.register(RESNAME_SNCP_NODES, new TypeToken<Map<String, Set<InetSocketAddress>>>() {
+        }.getType(), globalGroups);
+        factory.register(RESNAME_SNCP_NODES, new TypeToken<HashMap<String, Set<InetSocketAddress>>>() {
+        }.getType(), globalGroups);
+
+        runServers(timecd, sncps);  //必须确保sncp都启动后再启动其他协议
         runServers(timecd, others);
         timecd.await();
         logger.info(this.getClass().getSimpleName() + " started in " + (System.currentTimeMillis() - startTime) + " ms");
-        this.serverscdl.await();
+        this.serversLatch.await();
     }
 
     @SuppressWarnings("unchecked")
@@ -392,7 +410,7 @@ public final class Application {
             Thread thread = new Thread() {
                 {
                     String host = serconf.getValue("host", "").replace("0.0.0.0", "[0]");
-                    setName(serconf.getValue("protocol", "Server").toUpperCase() + "-" + host + ":" + serconf.getIntValue("port", 80) + "-Thread");
+                    setName(serconf.getValue("protocol", "Server").toUpperCase() + "-" + host + ":" + serconf.getIntValue("port") + "-Thread");
                     this.setDaemon(true);
                 }
 
@@ -409,12 +427,10 @@ public final class Application {
                             protocol = protocol.substring(0, pos);
                         }
                         NodeServer server = null;
-                        String host = serconf.getValue("host", "0.0.0.0").replace("0.0.0.0", "");
-                        InetSocketAddress addr = new InetSocketAddress(host.isEmpty() ? localAddress.getHostAddress() : host, serconf.getIntValue("port", 80));
                         if ("SNCP".equalsIgnoreCase(protocol)) {
-                            server = new NodeSncpServer(Application.this, addr, servicecdl, new SncpServer(startTime, subprotocol, addr, watch));
+                            server = new NodeSncpServer(Application.this, servicecdl, new SncpServer(startTime, subprotocol, watch));
                         } else if ("HTTP".equalsIgnoreCase(protocol)) {
-                            server = new NodeHttpServer(Application.this, addr, servicecdl, new HttpServer(startTime, watch));
+                            server = new NodeHttpServer(Application.this, servicecdl, new HttpServer(startTime, watch));
                         }
                         if (server == null) {
                             logger.log(Level.SEVERE, "Not found Server Class for protocol({0})", serconf.getValue("protocol"));
@@ -427,7 +443,7 @@ public final class Application {
                         sercdl.countDown();
                     } catch (Exception ex) {
                         logger.log(Level.WARNING, serconf + " runServers error", ex);
-                        serverscdl.countDown();
+                        Application.this.serversLatch.countDown();
                     }
                 }
             };
@@ -436,61 +452,49 @@ public final class Application {
         sercdl.await();
     }
 
-    private void initResources() throws Exception {
-        //-------------------------------------------------------------------------
-        final AnyValue resources = config.getAnyValue("resources");
-        if (resources != null) {
-            //------------------------------------------------------------------------
-            AnyValue datacachelistenerConf = resources.getAnyValue("datacachelistener");
-            if (datacachelistenerConf != null) {
-                String val = datacachelistenerConf.getValue("service", "");
-                if (!val.isEmpty()) {
-                    if ("none".equalsIgnoreCase(val)) {
-                        this.dataCacheListenerClass = null;
-                    } else {
-                        Class clazz = Class.forName(val);
-                        if (!DataCacheListener.class.isAssignableFrom(clazz) || !Service.class.isAssignableFrom(clazz)) {
-                            throw new RuntimeException("datacachelistener service (" + val + ") is illegal");
-                        }
-                        this.dataCacheListenerClass = clazz;
-                    }
-                }
-            }
-            //------------------------------------------------------------------------
-            AnyValue websocketnodeConf = resources.getAnyValue("websocketnode");
-            if (websocketnodeConf != null) {
-                String val = websocketnodeConf.getValue("service", "");
-                if (!val.isEmpty()) {
-                    if ("none".equalsIgnoreCase(val)) {
-                        this.webSocketNodeClass = null;
-                    } else {
-                        Class clazz = Class.forName(val);
-                        if (!WebSocketNode.class.isAssignableFrom(clazz) || !Service.class.isAssignableFrom(clazz)) {
-                            throw new RuntimeException("websocketnode service (" + val + ") is illegal");
-                        }
-                        this.webSocketNodeClass = clazz;
-                    }
-                }
-            }
-            //------------------------------------------------------------------------
-            final Map<String, Set<String>> groups = new HashMap<>();
+    public static <T extends Service> T singleton(Class<T> serviceClass) throws Exception {
+        return singleton(serviceClass, false);
+    }
 
-            for (AnyValue conf : resources.getAnyValues("group")) {
-                final String group = conf.getValue("name", "");
-                String protocol = conf.getValue("protocol", Sncp.DEFAULT_PROTOCOL).toUpperCase();
-                if (!"TCP".equalsIgnoreCase(protocol) && !Sncp.DEFAULT_PROTOCOL.equalsIgnoreCase(protocol)) {
-                    throw new RuntimeException("Not supported Transport Protocol " + conf.getValue("protocol"));
-                }
-                List<InetSocketAddress> addrs = new ArrayList<>();
-                for (AnyValue node : conf.getAnyValues("node")) {
-                    InetSocketAddress addr = new InetSocketAddress(node.getValue("addr"), node.getIntValue("port"));
-                    if (addrGroups.containsKey(addr)) throw new RuntimeException(addr + " had one more group " + (addrGroups.get(addr)));
-                    addrGroups.put(addr, group);
-                    addrs.add(addr);
-                }
-            }
+    public static <T extends Service> T singleton(Class<T> serviceClass, boolean remote) throws Exception {
+        final Application application = Application.create();
+        T service = remote ? Sncp.createRemoteService("", serviceClass, null, null) : Sncp.createLocalService("", serviceClass, null, null, null);
+        application.init();
+        application.factory.register(service);
+        new NodeSncpServer(application, new CountDownLatch(1), null).init(application.config);
+        application.factory.inject(service);
+        return service;
+    }
+
+    private static Application create() throws IOException {
+        final String home = new File(System.getProperty(RESNAME_HOME, "")).getCanonicalPath();
+        System.setProperty(RESNAME_HOME, home);
+        File appfile = new File(home, "conf/application.xml");
+        //System.setProperty(DataConnection.PERSIST_FILEPATH, appfile.getCanonicalPath());
+        return new Application(load(new FileInputStream(appfile)));
+    }
+
+    public static void main(String[] args) throws Exception {
+        //运行主程序
+        final Application application = Application.create();
+        if (System.getProperty("SHUTDOWN") != null) {
+            application.sendShutDown();
+            return;
         }
-        //------------------------------------------------------------------------
+        application.init();
+        application.startSelfServer();
+        try {
+            application.start();
+        } catch (Exception e) {
+            application.logger.log(Level.SEVERE, "Application start error", e);
+            System.exit(0);
+        }
+        System.exit(0);
+    }
+
+    Set<InetSocketAddress> findGlobalGroup(String group) {
+        Set<InetSocketAddress> set = globalGroups.get(group);
+        return set == null ? null : new LinkedHashSet<>(set);
     }
 
     private void shutdown() throws Exception {
@@ -500,7 +504,7 @@ public final class Application {
             } catch (Exception t) {
                 logger.log(Level.WARNING, " shutdown server(" + server.getSocketAddress() + ") error", t);
             } finally {
-                serverscdl.countDown();
+                serversLatch.countDown();
             }
         });
         for (DataSource source : sources) {
diff --git a/src/com/wentch/redkale/boot/NodeHttpServer.java b/src/com/wentch/redkale/boot/NodeHttpServer.java
index c5a84b898..2bb42436a 100644
--- a/src/com/wentch/redkale/boot/NodeHttpServer.java
+++ b/src/com/wentch/redkale/boot/NodeHttpServer.java
@@ -10,12 +10,10 @@ import com.wentch.redkale.net.http.HttpServer;
 import com.wentch.redkale.net.http.HttpServlet;
 import com.wentch.redkale.util.AnyValue;
 import com.wentch.redkale.boot.ClassFilter.FilterEntry;
-import com.wentch.redkale.net.*;
 import com.wentch.redkale.net.http.*;
 import com.wentch.redkale.net.sncp.*;
 import com.wentch.redkale.service.*;
 import com.wentch.redkale.util.*;
-import java.io.*;
 import java.lang.reflect.*;
 import java.net.InetSocketAddress;
 import java.util.*;
@@ -32,12 +30,9 @@ public final class NodeHttpServer extends NodeServer {
 
     private final HttpServer server;
 
-    private final File home;
-
-    public NodeHttpServer(Application application, InetSocketAddress addr, CountDownLatch servicecdl, HttpServer server) {
+    public NodeHttpServer(Application application, CountDownLatch servicecdl, HttpServer server) {
         super(application, application.factory.createChild(), servicecdl, server);
         this.server = server;
-        this.home = application.getHome();
     }
 
     @Override
@@ -50,7 +45,7 @@ public final class NodeHttpServer extends NodeServer {
         ClassFilter<HttpServlet> httpFilter = createClassFilter(null, config, WebServlet.class, HttpServlet.class, null, "servlets", "servlet");
         ClassFilter<Service> serviceFilter = createServiceClassFilter(config);
         long s = System.currentTimeMillis();
-        ClassFilter.Loader.load(home, serviceFilter, httpFilter);
+        ClassFilter.Loader.load(application.getHome(), serviceFilter, httpFilter);
         long e = System.currentTimeMillis() - s;
         logger.info(this.getClass().getSimpleName() + " load filter class in " + e + " ms");
         loadService(serviceFilter); //必须在servlet之前
@@ -59,31 +54,17 @@ public final class NodeHttpServer extends NodeServer {
     }
 
     private void initWebSocketService() {
-        String defgroup = servconf.getValue("group", ""); //Server节点获取group信息
-        NodeSncpServer firstnss = null;
-        NodeSncpServer sncpServer = null;
+        NodeSncpServer sncpServer0 = null;
         for (NodeServer ns : application.servers) {
-            if (!(ns instanceof NodeSncpServer)) continue;
-            final NodeSncpServer nss = (NodeSncpServer) ns;
-            if (firstnss == null) firstnss = nss;
-            if (defgroup.equals(nss.nodeGroup)) {
-                sncpServer = nss;
+            if (!ns.isSNCP()) continue;
+            if (sncpServer0 == null) sncpServer0 = (NodeSncpServer) ns;
+            if (ns.getNodeGroup().equals(getNodeGroup())) {
+                sncpServer0 = (NodeSncpServer) ns;
                 break;
             }
         }
-        if (sncpServer == null) sncpServer = firstnss;
-        if (defgroup.isEmpty() && sncpServer != null) {
-            defgroup = sncpServer.servconf.getValue("group", "");
-        }
-        final String localGroup = sncpServer == null ? this.nodeGroup : sncpServer.nodeGroup;
-        final InetSocketAddress localAddr = sncpServer == null ? this.servaddr : sncpServer.servaddr;
-        final List<Transport>[] transportses = parseTransport(defgroup, localGroup, localAddr);
-        final List<Transport> sameGroupTransports = transportses[0];
-        final List<Transport> diffGroupTransports = transportses[1];
-        //---------------------------------------------------------------------------------------------
-        final NodeSncpServer onesncpServer = sncpServer;
+        final NodeSncpServer sncpServer = sncpServer0;
         final ResourceFactory regFactory = application.factory;
-        final String subprotocol = sncpServer == null ? Sncp.DEFAULT_PROTOCOL : sncpServer.getSncpServer().getProtocol();
         factory.add(WebSocketNode.class, (ResourceFactory rf, final Object src, Field field) -> {
             try {
                 Resource rs = field.getAnnotation(Resource.class);
@@ -96,21 +77,21 @@ public final class NodeHttpServer extends NodeServer {
                     if (nodeService == null) {
                         Class<? extends Service> sc = (Class<? extends Service>) application.webSocketNodeClass;
                         nodeService = Sncp.createLocalService(rcname, (Class<? extends Service>) (sc == null ? WebSocketNodeService.class : sc),
-                                localAddr, (sc == null ? null : sameGroupTransports), (sc == null ? null : diffGroupTransports));
+                                getNodeAddress(), (sc == null ? null : nodeSameGroupTransports), (sc == null ? null : nodeDiffGroupTransports));
                         regFactory.register(rcname, WebSocketNode.class, nodeService);
                         WebSocketNode wsn = (WebSocketNode) nodeService;
-                        wsn.setLocalSncpAddress(localAddr);
+                        wsn.setLocalSncpAddress(getNodeAddress());
                         final Set<InetSocketAddress> alladdrs = new HashSet<>();
-                        application.addrGroups.forEach((k, v) -> alladdrs.add(k));
-                        alladdrs.remove(localAddr);
+                        application.globalNodes.forEach((k, v) -> alladdrs.add(k));
+                        alladdrs.remove(getNodeAddress());
                         WebSocketNode remoteNode = (WebSocketNode) Sncp.createRemoteService(rcname, (Class<? extends Service>) (sc == null ? WebSocketNodeService.class : sc),
-                                localAddr, (sc == null ? null : loadTransport(localGroup, subprotocol, alladdrs)));
+                                getNodeAddress(), (sc == null ? null : loadTransport(getNodeGroup(), getNodeProtocol(), alladdrs)));
                         wsn.setRemoteWebSocketNode(remoteNode);
                         factory.inject(nodeService);
                         factory.inject(remoteNode);
-                        if (onesncpServer != null) {
-                            ServiceWrapper wrapper = new ServiceWrapper((Class<? extends Service>) (sc == null ? WebSocketNodeService.class : sc), nodeService, localGroup, rcname, null);
-                            onesncpServer.getSncpServer().addService(wrapper);
+                        if (sncpServer != null) {
+                            ServiceWrapper wrapper = new ServiceWrapper((Class<? extends Service>) (sc == null ? WebSocketNodeService.class : sc), nodeService, getNodeGroup(), rcname, null);
+                            sncpServer.getSncpServer().addService(wrapper);
                         }
                     }
                     field.set(src, nodeService);
diff --git a/src/com/wentch/redkale/boot/NodeServer.java b/src/com/wentch/redkale/boot/NodeServer.java
index 54055aa27..5f4cf11ce 100644
--- a/src/com/wentch/redkale/boot/NodeServer.java
+++ b/src/com/wentch/redkale/boot/NodeServer.java
@@ -5,7 +5,7 @@
  */
 package com.wentch.redkale.boot;
 
-import static com.wentch.redkale.boot.Application.RESNAME_SNCP_GROUP;
+import static com.wentch.redkale.boot.Application.*;
 import com.wentch.redkale.net.sncp.ServiceWrapper;
 import com.wentch.redkale.net.Server;
 import com.wentch.redkale.net.sncp.Sncp;
@@ -20,7 +20,7 @@ import com.wentch.redkale.util.AnyValue.DefaultAnyValue;
 import java.io.*;
 import java.lang.annotation.Annotation;
 import java.lang.reflect.*;
-import java.net.InetSocketAddress;
+import java.net.*;
 import java.util.*;
 import java.util.concurrent.*;
 import java.util.function.Consumer;
@@ -45,14 +45,20 @@ public abstract class NodeServer {
 
     private final Server server;
 
-    protected AnyValue servconf;
+    private InetSocketAddress nodeAddress; //HttpServer中的nodeAddress 为所属group对应的SncpServer, 为null表示没有分布式结构
 
-    protected InetSocketAddress servaddr;
+    private String nodeGroup = "";  //当前Server的SNCP协议的组
 
-    protected String nodeGroup = "";
+    private AnyValue nodeConf;
+
+    private String nodeProtocol = Sncp.DEFAULT_PROTOCOL;
 
     protected Consumer<ServiceWrapper> consumer;
 
+    protected final List<Transport> nodeSameGroupTransports = new ArrayList<>();
+
+    protected final List<Transport> nodeDiffGroupTransports = new ArrayList<>();
+
     protected final Set<ServiceWrapper> localServices = new LinkedHashSet<>();
 
     protected final Set<ServiceWrapper> remoteServices = new LinkedHashSet<>();
@@ -68,27 +74,55 @@ public abstract class NodeServer {
     protected abstract void prepare(final AnyValue config) throws Exception;
 
     public void init(AnyValue config) throws Exception {
-        this.servconf = config == null ? new AnyValue.DefaultAnyValue() : config;
-        //设置root文件夹
-        String webroot = config.getValue("root", "root");
-        File myroot = new File(webroot);
-        if (!webroot.contains(":") && !webroot.startsWith("/")) {
-            myroot = new File(System.getProperty(Application.RESNAME_HOME), webroot);
+        this.nodeConf = config == null ? AnyValue.create() : config;
+        if (isSNCP()) { // SNCP协议
+            String host = this.nodeConf.getValue("host", "0.0.0.0").replace("0.0.0.0", "");
+            this.nodeAddress = new InetSocketAddress(host.isEmpty() ? application.localAddress.getHostAddress() : host, this.nodeConf.getIntValue("port"));
+            this.nodeGroup = application.globalNodes.getOrDefault(this.nodeAddress, "");
+            if (server != null) this.nodeProtocol = server.getProtocol();
+        } else { // HTTP协议
+            String mbgroup = this.nodeConf.getValue("group", "");
+            NodeServer sncpServer = null;  //有匹配的就取匹配的， 没有且SNCP只有一个，则取此SNCP。
+            for (NodeServer ns : application.servers) {
+                if (!ns.isSNCP()) continue;
+                if (sncpServer == null) sncpServer = ns;
+                if (ns.getNodeGroup().equals(mbgroup)) {
+                    sncpServer = ns;
+                    break;
+                }
+            }
+            if (sncpServer != null) {
+                this.nodeAddress = sncpServer.getNodeAddress();
+                this.nodeGroup = sncpServer.getNodeGroup();
+                this.nodeProtocol = sncpServer.getNodeProtocol();
+            }
+        }
+        if (this.nodeAddress != null) { // 无分布式结构下 HTTP协议的nodeAddress 为 null
+            this.factory.register(RESNAME_SNCP_NODE, SocketAddress.class, this.nodeAddress);
+            this.factory.register(RESNAME_SNCP_NODE, InetSocketAddress.class, this.nodeAddress);
+            this.factory.register(RESNAME_SNCP_NODE, String.class, this.nodeAddress.getAddress().getHostAddress());
+            this.factory.register(RESNAME_SNCP_GROUP, this.nodeGroup);
+        }
+        {
+            //设置root文件夹
+            String webroot = config.getValue("root", "root");
+            File myroot = new File(webroot);
+            if (!webroot.contains(":") && !webroot.startsWith("/")) {
+                myroot = new File(System.getProperty(Application.RESNAME_HOME), webroot);
+            }
+            final String homepath = myroot.getCanonicalPath();
+            Server.loadLib(logger, config.getValue("lib", "") + ";" + homepath + "/lib/*;" + homepath + "/classes");
+            if (server != null) server.init(config);
         }
-        final String homepath = myroot.getCanonicalPath();
-        Server.loadLib(logger, config.getValue("lib", "") + ";" + homepath + "/lib/*;" + homepath + "/classes");
-        if (server != null) server.init(config);
         initResource();
         prepare(config);
     }
 
     private void initResource() {
-        final String defgroup = servconf.getValue("group", ""); //Server节点获取group信息
-        final List<Transport>[] transportses = parseTransport(defgroup, this.nodeGroup, this.servaddr);
-        final List<Transport> sameGroupTransports = transportses[0];
-        final List<Transport> diffGroupTransports = transportses[1];
+        final List<Transport>[] transportses = parseTransport(this.nodeConf.getValue("group", "").split(";"));
+        this.nodeSameGroupTransports.addAll(transportses[0]);
+        this.nodeDiffGroupTransports.addAll(transportses[1]);
 
-        this.factory.register(RESNAME_SNCP_GROUP, !defgroup.isEmpty() ? defgroup : (this.nodeGroup == null ? "" : this.nodeGroup));
         //---------------------------------------------------------------------------------------------
         final ResourceFactory regFactory = application.factory;
         factory.add(DataSource.class, (ResourceFactory rf, final Object src, Field field) -> {
@@ -101,7 +135,7 @@ public abstract class NodeServer {
                 regFactory.register(rs.name(), DataSource.class, source);
                 Class<? extends Service> sc = (Class<? extends Service>) application.dataCacheListenerClass;
                 if (sc != null) {
-                    Service cacheListenerService = Sncp.createLocalService(rs.name(), sc, this.servaddr, sameGroupTransports, diffGroupTransports);
+                    Service cacheListenerService = Sncp.createLocalService(rs.name(), sc, this.nodeAddress, nodeSameGroupTransports, nodeDiffGroupTransports);
                     regFactory.register(rs.name(), DataCacheListener.class, cacheListenerService);
                     ServiceWrapper wrapper = new ServiceWrapper(sc, cacheListenerService, nodeGroup, rs.name(), null);
                     localServices.add(wrapper);
@@ -116,41 +150,42 @@ public abstract class NodeServer {
         });
     }
 
-    protected List<Transport>[] parseTransport(final String group, final String localGroup, final InetSocketAddress addr) {
-        final Set<InetSocketAddress> sameGroupAddrs = new LinkedHashSet<>();
+    protected List<Transport>[] parseTransport(final String[] groups) {
+        final Set<InetSocketAddress> sameGroupAddrs = application.findGlobalGroup(this.nodeGroup);
         final Map<String, Set<InetSocketAddress>> diffGroupAddrs = new HashMap<>();
-        for (String str : group.split(";")) {
-            application.addrGroups.forEach((k, v) -> {
-                if (v.equals(str)) {
-                    if (v.equals(localGroup)) {
-                        sameGroupAddrs.add(k);
-                    } else {
-                        Set<InetSocketAddress> set = diffGroupAddrs.get(v);
-                        if (set == null) {
-                            set = new LinkedHashSet<>();
-                            diffGroupAddrs.put(v, set);
-                        }
-                        set.add(k);
-                    }
-                }
-            });
+        for (String groupitem : groups) {
+            final Set<InetSocketAddress> addrs = application.findGlobalGroup(groupitem);
+            if (addrs == null || groupitem.equals(this.nodeGroup)) continue;
+            diffGroupAddrs.put(groupitem, addrs);
         }
-        sameGroupAddrs.remove(addr);
-        final List<Transport> sameGroupTransports = new ArrayList<>();
-        for (InetSocketAddress iaddr : sameGroupAddrs) {
-            Set<InetSocketAddress> tset = new HashSet<>();
-            tset.add(iaddr);
-            sameGroupTransports.add(loadTransport(localGroup, server.getProtocol(), tset));
+        final List<Transport> sameGroupTransports0 = new ArrayList<>();
+        if (sameGroupAddrs != null) {
+            sameGroupAddrs.remove(this.nodeAddress);
+            for (InetSocketAddress iaddr : sameGroupAddrs) {
+                sameGroupTransports0.add(loadTransport(this.nodeGroup, getNodeProtocol(), iaddr));
+            }
         }
-        final List<Transport> diffGroupTransports = new ArrayList<>();
-        diffGroupAddrs.forEach((k, v) -> diffGroupTransports.add(loadTransport(k, server.getProtocol(), v)));
-        return new List[]{sameGroupTransports, diffGroupTransports};
+        final List<Transport> diffGroupTransports0 = new ArrayList<>();
+        diffGroupAddrs.forEach((k, v) -> diffGroupTransports0.add(loadTransport(k, getNodeProtocol(), v)));
+        return new List[]{sameGroupTransports0, diffGroupTransports0};
     }
 
     public abstract InetSocketAddress getSocketAddress();
 
     public abstract boolean isSNCP();
 
+    public InetSocketAddress getNodeAddress() {
+        return nodeAddress;
+    }
+
+    public String getNodeGroup() {
+        return nodeGroup;
+    }
+
+    public String getNodeProtocol() {
+        return nodeProtocol;
+    }
+
     public void start() throws IOException {
         server.start();
     }
@@ -162,13 +197,20 @@ public abstract class NodeServer {
             y.getService().destroy(y.getConf());
             long e = System.currentTimeMillis() - s;
             if (e > 2 && sb != null) {
-                sb.append("LocalServices(").append(y.getType()).append(':').append(y.getName()).append(") destroy ").append(e).append("ms").append(LINE_SEPARATOR);
+                sb.append("LocalService(").append(y.getType()).append(':').append(y.getName()).append(") destroy ").append(e).append("ms").append(LINE_SEPARATOR);
             }
         });
         if (sb != null && sb.length() > 0) logger.log(Level.INFO, sb.toString());
         server.shutdown();
     }
 
+    protected Transport loadTransport(String group, String protocol, InetSocketAddress addr) {
+        if (addr == null) return null;
+        Set<InetSocketAddress> set = new HashSet<>();
+        set.add(addr);
+        return loadTransport(group, protocol, set);
+    }
+
     protected Transport loadTransport(String group, String protocol, Set<InetSocketAddress> addrs) {
         Transport transport = null;
         if (!addrs.isEmpty()) {
@@ -193,7 +235,7 @@ public abstract class NodeServer {
         if (serviceFilter == null) return;
         final String threadName = "[" + Thread.currentThread().getName() + "] ";
         final Set<FilterEntry<Service>> entrys = serviceFilter.getFilterEntrys();
-        final String defgroup = servconf == null ? "" : servconf.getValue("group", ""); //Server节点获取group信息
+        final String defgroup = nodeConf == null ? "" : nodeConf.getValue("group", ""); //Server节点获取group信息
         ResourceFactory regFactory = isSNCP() ? application.factory : factory;
         for (FilterEntry<Service> entry : entrys) { //service实现类
             final Class<? extends Service> type = entry.getType();
@@ -208,7 +250,7 @@ public abstract class NodeServer {
             final Set<InetSocketAddress> sameGroupAddrs = new LinkedHashSet<>();
             final Map<String, Set<InetSocketAddress>> diffGroupAddrs = new HashMap<>();
             for (String str : group.split(";")) {
-                application.addrGroups.forEach((k, v) -> {
+                application.globalNodes.forEach((k, v) -> {
                     if (v.equals(str)) {
                         if (v.equals(this.nodeGroup)) {
                             sameGroupAddrs.add(k);
@@ -223,21 +265,21 @@ public abstract class NodeServer {
                     }
                 });
             }
-            final boolean localable = sameGroupAddrs.contains(this.servaddr);
+            final boolean localable = sameGroupAddrs.contains(this.nodeAddress);
             Service service;
 
             List<Transport> diffGroupTransports = new ArrayList<>();
             diffGroupAddrs.forEach((k, v) -> diffGroupTransports.add(loadTransport(k, server.getProtocol(), v)));
 
             if (localable || (sameGroupAddrs.isEmpty() && diffGroupTransports.isEmpty())) {
-                sameGroupAddrs.remove(this.servaddr);
+                sameGroupAddrs.remove(this.nodeAddress);
                 List<Transport> sameGroupTransports = new ArrayList<>();
                 for (InetSocketAddress iaddr : sameGroupAddrs) {
                     Set<InetSocketAddress> tset = new HashSet<>();
                     tset.add(iaddr);
                     sameGroupTransports.add(loadTransport(this.nodeGroup, server.getProtocol(), tset));
                 }
-                service = Sncp.createLocalService(entry.getName(), type, this.servaddr, sameGroupTransports, diffGroupTransports);
+                service = Sncp.createLocalService(entry.getName(), type, this.nodeAddress, sameGroupTransports, diffGroupTransports);
             } else {
                 StringBuilder g = new StringBuilder(this.nodeGroup);
                 diffGroupAddrs.forEach((k, v) -> {
@@ -246,7 +288,7 @@ public abstract class NodeServer {
                     sameGroupAddrs.addAll(v);
                 });
                 if (sameGroupAddrs.isEmpty()) throw new RuntimeException(type + ":" + group);
-                service = Sncp.createRemoteService(entry.getName(), type, this.servaddr, loadTransport(g.toString(), server.getProtocol(), sameGroupAddrs));
+                service = Sncp.createRemoteService(entry.getName(), type, this.nodeAddress, loadTransport(g.toString(), server.getProtocol(), sameGroupAddrs));
             }
             ServiceWrapper wrapper = new ServiceWrapper(type, service, entry);
             if (factory.find(wrapper.getName(), wrapper.getType()) == null) {
diff --git a/src/com/wentch/redkale/boot/NodeSncpServer.java b/src/com/wentch/redkale/boot/NodeSncpServer.java
index 10b8c5f0c..319573bb6 100644
--- a/src/com/wentch/redkale/boot/NodeSncpServer.java
+++ b/src/com/wentch/redkale/boot/NodeSncpServer.java
@@ -5,11 +5,9 @@
  */
 package com.wentch.redkale.boot;
 
-import static com.wentch.redkale.boot.Application.*;
 import com.wentch.redkale.net.sncp.*;
 import com.wentch.redkale.util.AnyValue;
 import com.wentch.redkale.service.Service;
-import java.io.*;
 import java.net.*;
 import java.util.concurrent.CountDownLatch;
 import java.util.logging.*;
@@ -22,20 +20,10 @@ public final class NodeSncpServer extends NodeServer {
 
     private final SncpServer server;
 
-    private final File home;
-
-    public NodeSncpServer(Application application, InetSocketAddress addr, CountDownLatch regcdl, SncpServer server) {
+    public NodeSncpServer(Application application, CountDownLatch regcdl, SncpServer server) {
         super(application, application.factory.createChild(), regcdl, server);
         this.server = server;
-        this.home = application.getHome();
-        this.servaddr = addr;
-        this.nodeGroup = application.addrGroups.getOrDefault(addr, "");
         this.consumer = server == null ? null : x -> server.addService(x);
-        if (this.servaddr != null) {
-            this.factory.register(RESNAME_SNCP_ADDR, SocketAddress.class, this.servaddr);
-            this.factory.register(RESNAME_SNCP_ADDR, InetSocketAddress.class, this.servaddr);
-            this.factory.register(RESNAME_SNCP_ADDR, String.class, this.servaddr.getAddress().getHostAddress());
-        }
     }
 
     @Override
@@ -47,7 +35,7 @@ public final class NodeSncpServer extends NodeServer {
     public void prepare(AnyValue config) throws Exception {
         ClassFilter<Service> serviceFilter = createServiceClassFilter(config);
         long s = System.currentTimeMillis();
-        ClassFilter.Loader.load(home, serviceFilter);
+        ClassFilter.Loader.load(application.getHome(), serviceFilter);
         long e = System.currentTimeMillis() - s;
         logger.info(this.getClass().getSimpleName() + " load filter class in " + e + " ms");
         loadService(serviceFilter); //必须在servlet之前
diff --git a/src/com/wentch/redkale/net/sncp/SncpServer.java b/src/com/wentch/redkale/net/sncp/SncpServer.java
index 4eb367bc2..027e7d697 100644
--- a/src/com/wentch/redkale/net/sncp/SncpServer.java
+++ b/src/com/wentch/redkale/net/sncp/SncpServer.java
@@ -9,7 +9,6 @@ import com.wentch.redkale.convert.bson.*;
 import com.wentch.redkale.net.*;
 import com.wentch.redkale.util.*;
 import com.wentch.redkale.watch.*;
-import java.net.*;
 import java.nio.*;
 import java.util.*;
 import java.util.concurrent.atomic.*;
@@ -21,27 +20,17 @@ import java.util.concurrent.atomic.*;
  */
 public final class SncpServer extends Server {
 
-    protected InetSocketAddress nodeAddress;
-
     public SncpServer(String protocol) {
-        this(System.currentTimeMillis(), protocol, null, null);
+        this(System.currentTimeMillis(), protocol, null);
     }
 
-    public SncpServer(long serverStartTime, String protocol, InetSocketAddress nodeAddress, final WatchFactory watch) {
+    public SncpServer(long serverStartTime, String protocol, final WatchFactory watch) {
         super(serverStartTime, protocol, new SncpPrepareServlet(), watch);
-        this.nodeAddress = nodeAddress;
     }
 
     @Override
     public void init(AnyValue config) throws Exception {
         super.init(config);
-        if (this.nodeAddress == null) {
-            if ("0.0.0.0".equals(this.address.getHostString())) {
-                this.nodeAddress = new InetSocketAddress(Utility.localInetAddress().getHostAddress(), this.address.getPort());
-            } else {
-                this.nodeAddress = this.address;
-            }
-        }
     }
 
     public void addService(ServiceWrapper entry) {
@@ -52,16 +41,6 @@ public final class SncpServer extends Server {
         return ((SncpPrepareServlet) this.prepare).getSncpServlets();
     }
 
-    /**
-     *
-     * 对外的IP地址
-     *
-     @return 
-     */
-    public InetSocketAddress getNodeAddress() {
-        return nodeAddress;
-    }
-
     @Override
     @SuppressWarnings("unchecked")
     protected Context createContext() {
diff --git a/src/com/wentch/redkale/util/AnyValue.java b/src/com/wentch/redkale/util/AnyValue.java
index f225c1049..8bc9795a6 100644
--- a/src/com/wentch/redkale/util/AnyValue.java
+++ b/src/com/wentch/redkale/util/AnyValue.java
@@ -232,6 +232,10 @@ public interface AnyValue {
         }
     }
 
+    public static AnyValue create() {
+        return new DefaultAnyValue();
+    }
+
     default String toString(int len) {
         if (len < 0) len = 0;
         char[] chars = new char[len];