diff --git a/src/main/java/com/nis/web/controller/basics/ServiceDictInfoController.java b/src/main/java/com/nis/web/controller/basics/ServiceDictInfoController.java
index 70118cee7..c52d956c6 100644
--- a/src/main/java/com/nis/web/controller/basics/ServiceDictInfoController.java
+++ b/src/main/java/com/nis/web/controller/basics/ServiceDictInfoController.java
@@ -24,6 +24,7 @@ import com.google.common.collect.Maps;
 import com.nis.domain.Page;
 import com.nis.domain.SysUser;
 import com.nis.domain.basics.ServiceDictInfo;
+import com.nis.domain.configuration.UserManage;
 import com.nis.util.ConfigDictUtils;
 import com.nis.util.Configurations;
 import com.nis.util.Constants;
@@ -232,8 +233,36 @@ public class ServiceDictInfoController extends BaseController {
 	@RequestMapping(value={"delete"})
 	public String delete(ServiceDictInfo serviceDictInfo, RedirectAttributes redirectAttributes, String itType, String mulitId) {
 		try {
-			serviceDictInfoService.deleteDict(mulitId);
-			addMessage(redirectAttributes,"success", "delete_success");
+			String exIp="";
+			String id="";
+			Properties msgProp = getMsgProp();
+			if(itType.equals("5")){
+				String [] ids=mulitId.split(",");
+				for (int i = 0; i < ids.length; i++) {
+					ServiceDictInfo dict= serviceDictInfoService.getDictById(Integer.valueOf(ids[i]));
+					if(dict!=null){
+						UserManage user =new UserManage();
+						user.setServerIp(dict.getItemValue()+",");
+						List<UserManage> list=userManageService.findList(user);
+						if(list!=null && list.size()>0){
+							exIp+=dict.getItemValue()+"，";
+						}else{
+							id+=ids[i]+",";
+						}
+					}
+				}
+			}else{
+				id=mulitId;
+			}
+			if(!StringUtil.isEmpty(id)){
+				serviceDictInfoService.deleteDict(id);
+			}
+			if(!StringUtil.isEmpty(exIp)){
+				exIp=exIp.substring(0, exIp.length()-1);
+				addMessage(redirectAttributes,"error", "IP "+exIp+" "+msgProp.getProperty("user_check"));
+			}else{
+				addMessage(redirectAttributes,"success", "delete_success");
+			}
 		} catch (Exception e) {
 			e.printStackTrace();
 			addMessage(redirectAttributes,"error", "delete_failed");
@@ -593,4 +622,17 @@ public class ServiceDictInfoController extends BaseController {
 		return dicName;
 	}
 	
+	
+	@ResponseBody
+	@RequestMapping(value = "ajaxIpRepeat")
+	public boolean ajaxIpRepeat(String oldIp, String ip,Integer type) {
+		if (ip !=null && ip.equals(oldIp)) {
+			return true;
+		} else if (ip !=null && serviceDictInfoService.getByItemValue(ip,type) == null) {
+			return true;
+		}
+		return false;
+	}
+	
+	
 }
diff --git a/src/main/java/com/nis/web/controller/configuration/maintenance/UserManageController.java b/src/main/java/com/nis/web/controller/configuration/maintenance/UserManageController.java
index fcefabe27..9de04c691 100644
--- a/src/main/java/com/nis/web/controller/configuration/maintenance/UserManageController.java
+++ b/src/main/java/com/nis/web/controller/configuration/maintenance/UserManageController.java
@@ -11,6 +11,7 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import org.apache.shiro.authz.annotation.RequiresPermissions;
 import org.eclipse.jetty.util.ajax.JSON;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -23,10 +24,8 @@ import com.google.common.collect.Maps;
 import com.nis.domain.Page;
 import com.nis.domain.basics.IpReuseIpCfg;
 import com.nis.domain.basics.ServiceDictInfo;
-import com.nis.domain.configuration.BaseCfg;
-import com.nis.domain.configuration.BaseStringCfg;
-import com.nis.domain.configuration.CfgIndexInfo;
-import com.nis.domain.configuration.IpPortCfg;
+import com.nis.domain.configuration.IpReuseDnatPolicyCfg;
+import com.nis.domain.configuration.IpReusePolicyCfg;
 import com.nis.domain.configuration.UserManage;
 import com.nis.exceptions.MaatConvertException;
 import com.nis.util.Constants;
@@ -34,10 +33,14 @@ import com.nis.util.DateUtils;
 import com.nis.util.StringUtil;
 import com.nis.util.StringUtils;
 import com.nis.web.controller.BaseController;
+import com.nis.web.service.configuration.IpMultiplexService;
 
 @Controller
 @RequestMapping("${adminPath}/maintenance/userManage")
 public class UserManageController  extends BaseController{
+	
+	@Autowired
+	private IpMultiplexService ipMultiplexService;
 
 	@RequestMapping(value = {"/list"})
 	@RequiresPermissions(value={"user:manage:view"})
@@ -69,13 +72,30 @@ public class UserManageController  extends BaseController{
 	public String delete(Integer isValid
 			,String ids
 			,RedirectAttributes redirectAttributes,HttpServletRequest  request){
-			String deleteSuccessIp="";
 			String message="";
 			Properties msgProp = getMsgProp();
+			String exUser="";
 			try{
 				for (String id : ids.split(",")) {
 					UserManage user=userManageService.getUserById(id);
-					if(user != null && !StringUtil.isEmpty(user.getServerIp())) {
+					//判断用户是否存在snat、dnat复用策略中
+					boolean flag=true;
+					if(user!=null && !StringUtil.isEmpty(user.getUserName())){
+						//snat
+						List<IpReusePolicyCfg>	snatList=ipMultiplexService.findByUser(user.getUserName());
+						if(snatList!=null && snatList.size()>0){
+							exUser+=user.getUserName()+"，";
+							flag=false;
+						}else{
+							//dnat
+							List<IpReuseDnatPolicyCfg>	dnatList=ipMultiplexService.findDnatUser(user.getUserName());
+							if(dnatList!=null && dnatList.size()>0){
+								exUser+=user.getUserName()+"，";
+								flag=false;
+							}
+						}
+					}
+					if(user != null && !StringUtil.isEmpty(user.getServerIp()) && flag) {
 						boolean lastIp=false;
 						int deleteIpLenth=1;
 						String serverIp=user.getServerIp().substring(0, user.getServerIp().length()-1);
@@ -99,9 +119,19 @@ public class UserManageController  extends BaseController{
 						}
 					}
 				}
-				addMessage(redirectAttributes,"success","delete_success");
+				if(!StringUtil.isEmpty(exUser)){
+					exUser=exUser.substring(0, exUser.length()-1);
+					addMessage(redirectAttributes,"error", msgProp.getProperty("user")+" "+exUser+" "+msgProp.getProperty("user_check"));
+				}else{
+					addMessage(redirectAttributes,"success","delete_success");
+				}
+				
 			}catch(Exception e){
 				logger.error("Delete failed",e);
+				if(!StringUtil.isEmpty(exUser)){
+					exUser=exUser.substring(0, exUser.length()-1);
+					message+="<br/> "+msgProp.getProperty("user")+" "+exUser+" "+msgProp.getProperty("user_check");
+				}
 				if(e instanceof MaatConvertException) {
 					addMessage(redirectAttributes,"error",message);
 				}else {
diff --git a/src/main/java/com/nis/web/dao/configuration/IpMultiplexDao.java b/src/main/java/com/nis/web/dao/configuration/IpMultiplexDao.java
index 5bd15336f..98ae74723 100644
--- a/src/main/java/com/nis/web/dao/configuration/IpMultiplexDao.java
+++ b/src/main/java/com/nis/web/dao/configuration/IpMultiplexDao.java
@@ -48,4 +48,8 @@ public interface IpMultiplexDao extends CrudDao<IpMultiplexDao>{
 	List<IpReusePolicyCfg> findByPage(@Param("ids")String ids);
 	
 	List<BaseIpCfg> findPageByDnat(@Param("ids")String ids);
+	
+	
+	List<IpReusePolicyCfg> findByUser(@Param("userName")String userName);
+	List<IpReuseDnatPolicyCfg> findDnatUser(@Param("userName")String userName);
 }
diff --git a/src/main/java/com/nis/web/dao/configuration/IpMultiplexDao.xml b/src/main/java/com/nis/web/dao/configuration/IpMultiplexDao.xml
index 527712ca7..21a63c543 100644
--- a/src/main/java/com/nis/web/dao/configuration/IpMultiplexDao.xml
+++ b/src/main/java/com/nis/web/dao/configuration/IpMultiplexDao.xml
@@ -801,4 +801,22 @@
   	</select>
     
     
+    <select id="findByUser" resultMap="policyMap">
+		SELECT
+			<include refid="policyColumns"/>
+	    FROM  
+	    	ip_reuse_policy_cfg r
+	  	where  r.IS_VALID != -1
+	  	and r.user_name =#{userName}
+  	</select>
+    
+       <select id="findDnatUser" resultMap="dnatPolicyMap">
+		SELECT
+			<include refid="dnatPolicyColumns"/>
+	    FROM  
+	    	ip_reuse_dnat_policy a
+		where  a.IS_VALID != -1
+	  	and a.translated_user_id =#{userName}
+  	</select>
+    
 </mapper>
\ No newline at end of file
diff --git a/src/main/java/com/nis/web/service/configuration/IpMultiplexService.java b/src/main/java/com/nis/web/service/configuration/IpMultiplexService.java
index 4e7f2f8d3..548588aff 100644
--- a/src/main/java/com/nis/web/service/configuration/IpMultiplexService.java
+++ b/src/main/java/com/nis/web/service/configuration/IpMultiplexService.java
@@ -327,4 +327,14 @@ public class IpMultiplexService extends BaseService{
 	public IpReuseDnatPolicyCfg getDnatCfg(Long cfgId,Integer compileId) {
 		return ipMultiplexDao.getDnatCfg(cfgId,compileId);
 	}
+	
+	public List<IpReusePolicyCfg> findByUser(String userName) {
+		List<IpReusePolicyCfg> list=ipMultiplexDao.findByUser(userName);
+		return list;
+	}
+	
+	public List<IpReuseDnatPolicyCfg> findDnatUser(String userName) {
+		List<IpReuseDnatPolicyCfg> list=ipMultiplexDao.findDnatUser(userName);
+		return list;
+	}
 }
diff --git a/src/main/java/com/nis/web/service/configuration/UserManageService.java b/src/main/java/com/nis/web/service/configuration/UserManageService.java
index a2c3c96d0..8df13477a 100644
--- a/src/main/java/com/nis/web/service/configuration/UserManageService.java
+++ b/src/main/java/com/nis/web/service/configuration/UserManageService.java
@@ -48,6 +48,12 @@ public class UserManageService extends BaseService{
 		return page;
 	}
 	
+	public List<UserManage> findList(UserManage entity) {
+		List<UserManage> list=userManageDao.findList(entity);
+		return list;
+	}
+	
+	
 	public List<UserManage> findByPage(String ids ) {
 		List<UserManage> list=userManageDao.findByList(ids);
 		return list;
diff --git a/src/main/webapp/WEB-INF/views/basics/serviceDictForm.jsp b/src/main/webapp/WEB-INF/views/basics/serviceDictForm.jsp
index 88d39f6af..9b06a7342 100644
--- a/src/main/webapp/WEB-INF/views/basics/serviceDictForm.jsp
+++ b/src/main/webapp/WEB-INF/views/basics/serviceDictForm.jsp
@@ -104,6 +104,23 @@ label.errorShow {
 				return flagLeafChange;
 			},"<spring:message code='leafChange'/>");
 			
+			
+			//校验ip是否重复
+			jQuery.validator.addMethod("ipRepeat",function(value,element){
+				var flagLeafChange=false;
+				$.ajax({
+					type:'post',
+					async:false,
+					url:'${ctx}/basics/serviceDictInfo/ajaxIpRepeat',
+					data:{oldIp:"${serviceDictInfo.itemValue}",ip:$("#itemValue").val(),type:5},
+					success:function(data){
+						flagLeafChange=data;
+					}
+				});
+				return flagLeafChange;
+			},"<spring:message code='ip_existed'/>");
+			
+			
 			jQuery.validator.addMethod("ipchecks",function(value,element){
 				var tel=/^(0|1\d{2}|2[0-4]\d|25[0-5]|[1-9]\d|[1-9])\.(0|1\d{2}|2[0-4]\d|25[0-5]|[1-9]\d|\d)\.(0|1\d{2}|2[0-4]\d|25[0-5]|[1-9]\d|\d)\.(0|1\d{2}|2[0-4]\d|25[0-5]|[1-9]\d|\d)$/;
 				 return this.optional(element) || (tel.test(value));
@@ -252,7 +269,7 @@ label.errorShow {
 								</label>
 								<div class="col-md-4">
 								<c:if test="${itType==5 }">
-										 <input class="form-control required ipchecks "  id="itemValue"  type="text" name="itemValue" value="${serviceDictInfo.itemValue}">
+										 <input class="form-control required ipchecks  ipRepeat"  id="itemValue"  type="text" name="itemValue" value="${serviceDictInfo.itemValue}">
 								</c:if>
 								<c:if test="${itType!=5 }">
 										<form:input path="itemValue" htmlEscape="false"  maxlength="64" class="form-control required "/>