diff --git a/src/main/java/com/tongran/agent/client/core/config/ApplicationProperties.java b/src/main/java/com/tongran/agent/client/core/config/ApplicationProperties.java
index b2160f9..5d5e1ec 100644
--- a/src/main/java/com/tongran/agent/client/core/config/ApplicationProperties.java
+++ b/src/main/java/com/tongran/agent/client/core/config/ApplicationProperties.java
@@ -18,4 +18,5 @@ public class ApplicationProperties {
     private String frpPath;
     private String poePath;
     private String tempTrafficPath;
+    private String tempPcapPath;
 }
\ No newline at end of file
diff --git a/src/main/java/com/tongran/agent/client/core/config/GlobalConfig.java b/src/main/java/com/tongran/agent/client/core/config/GlobalConfig.java
index 47fa5cc..70e825e 100644
--- a/src/main/java/com/tongran/agent/client/core/config/GlobalConfig.java
+++ b/src/main/java/com/tongran/agent/client/core/config/GlobalConfig.java
@@ -23,6 +23,10 @@ public class GlobalConfig {
      * 业务网卡名称
      */
     public static String NETNAME = "";
+    /**
+     * tcpdump探测时间
+     */
+    public static String TCPDUMP_TIMES = "";
     /**
      * 服务启动时间
      */
diff --git a/src/main/java/com/tongran/agent/client/core/vo/NetVO.java b/src/main/java/com/tongran/agent/client/core/vo/NetVO.java
index e248188..fc40110 100644
--- a/src/main/java/com/tongran/agent/client/core/vo/NetVO.java
+++ b/src/main/java/com/tongran/agent/client/core/vo/NetVO.java
@@ -69,5 +69,7 @@ public class NetVO implements Serializable {
 
     @Schema(description = "时间戳")
     private long timestamp;
+    /** 是否最后一次 */
+    private boolean lastTrafficFlag;
 
 }
\ No newline at end of file
diff --git a/src/main/java/com/tongran/agent/client/netty/model/Message.java b/src/main/java/com/tongran/agent/client/netty/model/Message.java
index d755548..e676e2f 100644
--- a/src/main/java/com/tongran/agent/client/netty/model/Message.java
+++ b/src/main/java/com/tongran/agent/client/netty/model/Message.java
@@ -33,7 +33,5 @@ public class Message implements Serializable {
      * 发送内容
      */
     private String data;
-    /** 最后一次标志 */
-    private boolean lastTrafficFlag;
 
 }
diff --git a/src/main/java/com/tongran/agent/client/scheduler/service/AppInitializer.java b/src/main/java/com/tongran/agent/client/scheduler/service/AppInitializer.java
index f919e19..c3024a4 100644
--- a/src/main/java/com/tongran/agent/client/scheduler/service/AppInitializer.java
+++ b/src/main/java/com/tongran/agent/client/scheduler/service/AppInitializer.java
@@ -109,6 +109,8 @@ public class AppInitializer implements CommandLineRunner {
                 dynamicTaskService.scheduleTask("upTempTraffic", businessTasks::upTempTraffic, milliFive, 7200000);
                 AssertLog.info("检测PppoE配置");
                 agentService.handleRebootRecovery();
+                AssertLog.info("检测tcpdump探测时间配置");
+                agentService.checkTcpdumpTimes();
             }else{
                 //未注册，发送注册
                 try {
diff --git a/src/main/java/com/tongran/agent/client/scheduler/service/BusinessTasks.java b/src/main/java/com/tongran/agent/client/scheduler/service/BusinessTasks.java
index e076767..9d5d09e 100644
--- a/src/main/java/com/tongran/agent/client/scheduler/service/BusinessTasks.java
+++ b/src/main/java/com/tongran/agent/client/scheduler/service/BusinessTasks.java
@@ -880,6 +880,8 @@ public class BusinessTasks {
                 dynamicTaskService.scheduleTask("upTempTraffic", businessTasks::upTempTraffic, milliFive, 7200000);
                 AssertLog.info("检测PppoE配置");
                 agentService.handleRebootRecovery();
+                AssertLog.info("检测tcpdump探测时间配置");
+                agentService.checkTcpdumpTimes();
             }else{
                 //未注册，发送注册
                 try {
diff --git a/src/main/java/com/tongran/agent/client/scheduler/task/SpecificTimeTaskService.java b/src/main/java/com/tongran/agent/client/scheduler/task/SpecificTimeTaskService.java
index 7da71b8..0d10ce8 100644
--- a/src/main/java/com/tongran/agent/client/scheduler/task/SpecificTimeTaskService.java
+++ b/src/main/java/com/tongran/agent/client/scheduler/task/SpecificTimeTaskService.java
@@ -9,6 +9,7 @@ import com.tongran.agent.client.core.config.GlobalConfig;
 import com.tongran.agent.client.core.enums.MsgEnum;
 import com.tongran.agent.client.core.session.SessionManager;
 import com.tongran.agent.client.netty.model.Message;
+import com.tongran.agent.client.scheduler.service.AdvancedAsyncDownloader;
 import com.tongran.agent.client.scheduler.service.AsyncCommandExecutor;
 import com.tongran.agent.client.service.AgentService;
 import com.tongran.agent.client.utils.AgentDataUtil;
@@ -21,6 +22,7 @@ import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
 import java.io.BufferedReader;
+import java.io.File;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.time.LocalDateTime;
@@ -28,6 +30,7 @@ import java.time.format.DateTimeFormatter;
 import java.util.*;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.TimeUnit;
+import java.util.stream.Collectors;
 
 @Service
 public class SpecificTimeTaskService {
@@ -101,80 +104,173 @@ public class SpecificTimeTaskService {
     private void executeTcpdump(SpecificTimeRequest request) {
         try {
             String timestamp = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyyMMddHHmmss"));
-            String pcapFileName = timestamp + ".pcap";
+            List<IpCount> allIpCountList = new ArrayList<>();
 
-            // 第一步：执行tcpdump命令捕获数据
-            ProcessBuilder captureBuilder = new ProcessBuilder();
-            captureBuilder.command("timeout", "10", "tcpdump", "-i", "eth0", "-nn", "-n", "-w", pcapFileName);
-
-            Process captureProcess = captureBuilder.start();
-            int captureExitCode = captureProcess.waitFor();
-
-            if (captureExitCode != 0) {
-                AssertLog.error("Tcpdump capture failed with exit code: {}", captureExitCode);
+            // 获取业务网卡列表
+            String businessNetName = GlobalConfig.NETNAME;
+            if (businessNetName == null || businessNetName.trim().isEmpty()) {
+                AssertLog.error("No business network interfaces configured");
                 return;
             }
 
-            // 等待文件写入完成
-            Thread.sleep(1000);
+            String[] businessNetNameArr = businessNetName.split(";");
 
-            // 第二步：分析pcap文件并统计目标IP
-            ProcessBuilder analyzeBuilder = new ProcessBuilder();
-            analyzeBuilder.command("bash", "-c",
-                    "tcpdump -r " + pcapFileName + " -nn | awk '/IP/{split($5,a,\".\"); print a[1]\".\"a[2]\".\"a[3]\".\"a[4]}' | sort | uniq -c | sort -rn");
+            // 遍历所有业务网卡进行抓包
+            for (String interfaceName : businessNetNameArr) {
+                if (interfaceName.trim().isEmpty()) {
+                    continue;
+                }
 
-            Process analyzeProcess = analyzeBuilder.start();
+                String cleanInterfaceName = interfaceName.trim();
+                AssertLog.info("Starting tcpdump on interface: {}", cleanInterfaceName);
 
-            // 读取分析结果
-            BufferedReader reader = new BufferedReader(new InputStreamReader(analyzeProcess.getInputStream()));
-            StringBuilder result = new StringBuilder();
-            String line;
-
-            while ((line = reader.readLine()) != null) {
-                result.append(line).append("\n");
+                try {
+                    List<IpCount> interfaceResults = captureAndAnalyzeInterface(request, timestamp, cleanInterfaceName);
+                    allIpCountList.addAll(interfaceResults);
+                } catch (Exception e) {
+                    AssertLog.error("Failed to capture interface {}: {}", cleanInterfaceName, e.getMessage());
+                    // 继续处理其他网卡，不中断整个流程
+                }
             }
 
-            int analyzeExitCode = analyzeProcess.waitFor();
+            // 合并所有网卡的统计结果（按IP聚合）
+            List<IpCount> mergedResults = mergeIpCounts(allIpCountList);
 
-            if (analyzeExitCode == 0) {
-                AssertLog.info("Tcpdump analysis completed successfully for task: {}", request.getTaskId());
-                AssertLog.info("IP statistics:\n{}", result.toString());
+            // 保存合并后的结果
+            saveTcpdumpResult(request, timestamp + "_merged", mergedResults);
 
-                // 解析并保存结果
-                saveTcpdumpResult(request, pcapFileName, result.toString());
-            } else {
-                AssertLog.error("Tcpdump analysis failed with exit code: {}", analyzeExitCode);
-            }
-
-        } catch (IOException | InterruptedException e) {
-            AssertLog.error("Error executing tcpdump task: {}", request.getTaskId(), e);
-            Thread.currentThread().interrupt();
-        }
-    }
-
-    private void saveTcpdumpResult(SpecificTimeRequest request, String fileName, String statistics) {
-        try {
-            // 解析统计结果
-            List<IpCount> ipCountList = parseTcpdumpOutput(statistics);
-
-            AssertLog.info("Saving tcpdump result - Task: {}, File: {}, Total unique IPs: {}",
-                    request.getTaskId(), fileName, ipCountList.size());
-            String data = "";
-            if(CollectionUtil.isNotEmpty(ipCountList)){
-                data = JSONArray.toJSONString(ipCountList);
-            }
-            Message message = Message.builder().clientId(request.getClientId()).dataType(MsgEnum.tcpdump结果上报.getValue()).data(data).build();
-            if (Objects.nonNull(sessionManager.getSessionById(request.getClientId()))) {
-                sessionManager.writeAndFlush(sessionManager.getSessionById(request.getClientId()).getChannel(), message);
-                AssertLog.info("发送tcpdump包={}", JSON.toJSONString(message));
-            }
         } catch (Exception e) {
-            AssertLog.error("Failed to parse tcpdump result for task: {}", request.getTaskId(), e);
+            AssertLog.error("Error executing tcpdump task: {}", request.getTaskId(), e);
         }
     }
 
     /**
-     * 解析tcpdump输出为IP统计列表
+     * 对单个网卡进行抓包和分析
+     */
+    private List<IpCount> captureAndAnalyzeInterface(SpecificTimeRequest request, String timestamp, String interfaceName) {
+        // 检查目录
+        if (AdvancedAsyncDownloader.createSingleDirectoryIfNotExists(properties.getTempPcapPath())) {
+            String pcapFileName = properties.getTempPcapPath() + timestamp + "_" + interfaceName + ".pcap";
+            List<IpCount> ipCountList = new ArrayList<>();
+            try {
+                // 第一步：执行tcpdump命令捕获数据
+                ProcessBuilder captureBuilder = new ProcessBuilder();
+                captureBuilder.command("timeout", "10", "tcpdump", "-i", interfaceName,
+                        "-nn", "-n", "-w", pcapFileName);
+
+                Process captureProcess = captureBuilder.start();
+                int captureExitCode = captureProcess.waitFor();
+
+                if (captureExitCode != 0 && captureExitCode != 124) {
+                    AssertLog.error("Tcpdump pcap包生成失败，网卡名称 {} with exit code: {}", interfaceName, captureExitCode);
+                    return ipCountList;
+                }
+
+                // 等待文件写入完成
+                Thread.sleep(20000);
+
+                // 检查文件是否存在且不为空
+                File pcapFile = new File(pcapFileName);
+                if (!pcapFile.exists() || pcapFile.length() == 0) {
+                    AssertLog.warn("PCAP file is empty or does not exist for interface: {}", interfaceName);
+                    return ipCountList;
+                }
+
+                // 第二步：分析pcap文件并统计目标IP
+                ProcessBuilder analyzeBuilder = new ProcessBuilder();
+                analyzeBuilder.command("bash", "-c",
+                        "tcpdump -r " + pcapFileName + " -nn 2>/dev/null | " +
+                                "awk '/^[0-9]/ && ($2 == \"IP\" || $2 == \"IP6\") {dest=$5; if(match(dest,/^([0-9]+\\.[0-9]+\\.[0-9]+\\.[0-9]+)/)) {dest=substr(dest,RSTART,RLENGTH)} else if(match(dest,/([0-9a-fA-F:]+)/)) {dest=substr(dest,RSTART,RLENGTH); gsub(/:[0-9]+$/,\"\",dest)} print dest}' | " +
+                                "sort | uniq -c | sort -rn");
+
+                Process analyzeProcess = analyzeBuilder.start();
+
+                // 读取分析结果
+                BufferedReader reader = new BufferedReader(new InputStreamReader(analyzeProcess.getInputStream()));
+                StringBuilder result = new StringBuilder();
+                String line;
+
+                while ((line = reader.readLine()) != null) {
+                    result.append(line).append("\n");
+                }
+
+                int analyzeExitCode = analyzeProcess.waitFor();
+
+                if (analyzeExitCode == 0) {
+                    AssertLog.debug("Tcpdump analysis completed successfully for interface: {}", interfaceName);
+                    ipCountList = parseTcpdumpOutput(result.toString());
+                } else {
+                    AssertLog.error("Tcpdump analysis failed for interface {} with exit code: {}", interfaceName, analyzeExitCode);
+                }
+
+                // 清理临时文件
+                if (pcapFile.exists()) {
+                    pcapFile.delete();
+                }
+
+            } catch (Exception e) {
+                AssertLog.error("Error capturing interface {}: {}", interfaceName, e.getMessage());
+            }
+
+            return ipCountList;
+        }
+        return new ArrayList<>();
+    }
+
+    /**
+     * 合并多个网卡的IP统计结果（相同IP的数量相加）
+     */
+    private List<IpCount> mergeIpCounts(List<IpCount> allIpCountList) {
+        Map<String, Double> ipCountMap = new HashMap<>();
+
+        for (IpCount ipCount : allIpCountList) {
+            String ip = ipCount.getIp();
+            Double count = ipCount.getCount();
+
+            if (ipCountMap.containsKey(ip)) {
+                ipCountMap.put(ip, ipCountMap.get(ip) + count);
+            } else {
+                ipCountMap.put(ip, count);
+            }
+        }
+
+        // 转换为列表并按数量降序排序
+        return ipCountMap.entrySet().stream()
+                .map(entry -> new IpCount(entry.getKey(), entry.getValue()))
+                .sorted((a, b) -> Double.compare(b.getCount(), a.getCount())) // 降序
+                .collect(Collectors.toList());
+    }
+
+    /**
+     * 保存合并后的结果
+     */
+    private void saveTcpdumpResult(SpecificTimeRequest request, String fileName, List<IpCount> ipCountList) {
+        try {
+            AssertLog.info("Saving merged tcpdump result - Task: {}, File: {}, Total unique IPs: {}",
+                    request.getTaskId(), fileName, ipCountList.size());
+
+            String data = "";
+            if (CollectionUtil.isNotEmpty(ipCountList)) {
+                data = JSONArray.toJSONString(ipCountList);
+            }
+
+            Message message = Message.builder()
+                    .clientId(request.getClientId())
+                    .dataType(MsgEnum.tcpdump结果上报.getValue())
+                    .data(data)
+                    .build();
+
+            if (Objects.nonNull(sessionManager.getSessionById(request.getClientId()))) {
+                sessionManager.writeAndFlush(sessionManager.getSessionById(request.getClientId()).getChannel(), message);
+                AssertLog.info("发送合并后的tcpdump包统计，共{}个IP", ipCountList.size());
+            }
+        } catch (Exception e) {
+            AssertLog.error("Failed to save merged tcpdump result for task: {}", request.getTaskId(), e);
+        }
+    }
+
+    /**
+     * 解析tcpdump输出为IP统计列表（优化版本）
      */
     private List<IpCount> parseTcpdumpOutput(String output) {
         List<IpCount> ipCountList = new ArrayList<>();
@@ -194,15 +290,18 @@ public class SpecificTimeTaskService {
             }
 
             // 解析格式： "   455 172.16.15.52"
-            String[] parts = line.trim().split("\\s+", 2); // 按空格分割，最多分成2部分
+            // 使用正则表达式更精确地匹配
+            if (line.matches("^\\s*\\d+\\s+\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\s*$")) {
+                String[] parts = line.trim().split("\\s+", 2);
 
-            if (parts.length >= 2) {
-                try {
-                    int count = Integer.parseInt(parts[0].trim());
-                    String ip = parts[1].trim();
-                    ipCountList.add(new IpCount(ip, count));
-                } catch (NumberFormatException e) {
-                    AssertLog.warn("Failed to parse count from line: {}", line);
+                if (parts.length >= 2) {
+                    try {
+                        Double count = Double.valueOf(parts[0].trim());
+                        String ip = parts[1].trim();
+                        ipCountList.add(new IpCount(ip, count));
+                    } catch (NumberFormatException e) {
+                        AssertLog.debug("Failed to parse count from line: {}", line);
+                    }
                 }
             }
         }
@@ -218,7 +317,7 @@ public class SpecificTimeTaskService {
     @AllArgsConstructor
     public static class IpCount {
         private String ip;
-        private int count;
+        private Double count;
     }
 
 
diff --git a/src/main/java/com/tongran/agent/client/service/AgentService.java b/src/main/java/com/tongran/agent/client/service/AgentService.java
index e93e635..bf816bc 100644
--- a/src/main/java/com/tongran/agent/client/service/AgentService.java
+++ b/src/main/java/com/tongran/agent/client/service/AgentService.java
@@ -47,6 +47,8 @@ public interface AgentService {
     void upFrpcMsg();
     void handleRebootRecovery();
     void checkTraffic();
+
+    void checkTcpdumpTimes();
     List<MacVlanVO> upMacvlanStatus();
 
 }
diff --git a/src/main/java/com/tongran/agent/client/service/impl/AgentServiceImpl.java b/src/main/java/com/tongran/agent/client/service/impl/AgentServiceImpl.java
index d1582d1..2a5af4d 100644
--- a/src/main/java/com/tongran/agent/client/service/impl/AgentServiceImpl.java
+++ b/src/main/java/com/tongran/agent/client/service/impl/AgentServiceImpl.java
@@ -2,6 +2,7 @@ package com.tongran.agent.client.service.impl;
 
 import cn.hutool.core.collection.CollectionUtil;
 import com.alibaba.fastjson2.JSON;
+import com.alibaba.fastjson2.JSONArray;
 import com.alibaba.fastjson2.JSONObject;
 import com.alibaba.fastjson2.TypeReference;
 import com.tongran.agent.client.core.config.ApplicationProperties;
@@ -10,6 +11,7 @@ import com.tongran.agent.client.core.enums.MsgEnum;
 import com.tongran.agent.client.core.eo.*;
 import com.tongran.agent.client.core.session.SessionManager;
 import com.tongran.agent.client.core.vo.MacVlanVO;
+import com.tongran.agent.client.core.vo.NetVO;
 import com.tongran.agent.client.core.vo.NetworkInterfaceInfo;
 import com.tongran.agent.client.netty.MultiTargetNettyClient;
 import com.tongran.agent.client.netty.config.AgentNettyConfig;
@@ -326,6 +328,8 @@ public class AgentServiceImpl implements AgentService {
         dynamicTaskService.scheduleTask("upTempTraffic", businessTasks::upTempTraffic, milliFive, 7200000);
         AssertLog.info("检测PppoE配置");
         handleRebootRecovery();
+        AssertLog.info("检测tcpdump探测时间配置");
+        checkTcpdumpTimes();
     }
 
     @Override
@@ -926,8 +930,8 @@ public class AgentServiceImpl implements AgentService {
                 // 删除对应文件
                 for (String fileName : fileNames) {
                     if (StringUtils.isNotBlank(fileName)) {
-                        fileName = fileName+"conf";
-                        String filePath = properties.getTempTrafficPath() + fileName.trim();
+                        fileName = fileName+".conf";
+                        String filePath = properties.getTempTrafficPath() + "/" + fileName.trim();
                         AssertLog.info("已处理文件：{}", fileName);
                         deleteTrafficFile(filePath);
                     }
@@ -941,6 +945,23 @@ public class AgentServiceImpl implements AgentService {
     }
 
     private void handleTcpdump(String tcpdumpTimes) {
+        if (!tcpdumpTimes.equals(GlobalConfig.TCPDUMP_TIMES)) {
+            // 1. 将tcpdump探测时间写入配置文件
+            String[] lines = {
+                    "# tcpdump探测时间配置文件",
+                    "# 生成时间: " + new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date()),
+                    "# tcpdump探测时间arr",
+                    "tcpdumpTimes=" + tcpdumpTimes,
+            };
+
+            // 检查目录并写入配置文件
+            if (AdvancedAsyncDownloader.createSingleDirectoryIfNotExists(properties.getConfPath())) {
+                AgentUtil.bufferedWriter(properties.getConfPath() + "/tcpdumptimes.conf", lines);
+            }
+
+            // 更新全局变量
+            GlobalConfig.TCPDUMP_TIMES = tcpdumpTimes;
+        }
         taskService.cancleTcpdumpSpecificTimeTask();
         if(!"".equals(tcpdumpTimes)){
             String[] tcpdumpTimeArr = tcpdumpTimes.split(",");
@@ -2409,13 +2430,18 @@ public class AgentServiceImpl implements AgentService {
 
             props.load(reader); // 使用指定编码的Reader加载
             String data = props.getProperty("traffic");
-
             if (StringUtils.isNotBlank(data)) {
+                List<NetVO> list = JSONArray.parseArray(data, NetVO.class);
+                if(list != null){
+                    for (NetVO netVO : list) {
+                        netVO.setLastTrafficFlag(lastTraffic);
+                    }
+                }
+                data = JSONObject.toJSONString(list);
                 Message message = Message.builder()
                         .clientId(GlobalConfig.CLIENT_ID)
                         .dataType(MsgEnum.网络上报重试.getValue())
                         .data(data)
-                        .lastTrafficFlag(lastTraffic)
                         .build();
 
                 sessionManager.writeAndFlush(
@@ -2562,7 +2588,34 @@ public class AgentServiceImpl implements AgentService {
 
         return null;
     }
+    @Override
+    public void checkTcpdumpTimes(){
+        File tcpdumpTimesFile = new File(properties.getConfPath() + "/tcpdumptimes.conf");
+        if(tcpdumpTimesFile.exists()){
+            Properties props = new Properties();
+            try (InputStream input = Files.newInputStream(tcpdumpTimesFile.toPath())) {
+                props.load(input);
 
+                String tcpdumpTimes = props.getProperty("tcpdumpTimes");
+                if(!"".equals(tcpdumpTimes)){
+                    String[] tcpdumpTimeArr = tcpdumpTimes.split(",");
+                    for (String tcpdumpTime : tcpdumpTimeArr) {
+                        SpecificTimeRequest request = SpecificTimeRequest.builder()
+                                .taskId("tcpdump"+tcpdumpTime)
+                                .taskName("tcpdump"+tcpdumpTime)
+                                .time(tcpdumpTime)
+                                .clientId(GlobalConfig.CLIENT_ID)
+                                .build();
+                        taskService.createTcpdumpSpecificTimeTask(request);
+                    }
+                    AssertLog.info("应用启动时加载tcpdump探测时间配置成功: {}", tcpdumpTimes);
+                }
+
+            } catch (Exception e) {
+                AssertLog.error("应用启动时加载tcpdump探测时间配置成功", e);
+            }
+        }
+    }
     @Override
     public void checkAgentUpdate() {
         File agentUpdateFile = new File(properties.getConfPath() + "/agentupdate.conf");
diff --git a/src/main/java/com/tongran/agent/client/service/impl/NetServiceImpl.java b/src/main/java/com/tongran/agent/client/service/impl/NetServiceImpl.java
index 88c2e62..48d8599 100644
--- a/src/main/java/com/tongran/agent/client/service/impl/NetServiceImpl.java
+++ b/src/main/java/com/tongran/agent/client/service/impl/NetServiceImpl.java
@@ -149,7 +149,7 @@ public class NetServiceImpl implements NetService {
     private Double getPingLossRateSync(String interfaceName) {
         String[] cmd = {
                 "/bin/sh", "-c",
-                String.format("ping -I %s -c 290 -i 1 -W 1 -w 290 %s 2>&1 | grep 'packet loss' | awk -F'[ ,%]+' '{print $6}'",
+                String.format("ping -I %s -c 290 -i 1 -W 1 -w 290 %s 2>&1 | grep 'packet loss' | awk -F'[ ,%%]+' '{print $6}'",
                         interfaceName, "223.5.5.5")
         };
 
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 1be839a..f071c10 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -14,6 +14,7 @@ spring:
     frp-path: /usr/local/tongran/frp
     poe-path: /usr/local/tongran/sbin/pppoe1
     temp-traffic-path: /usr/local/tongran/traffictemp
+    temp-pcap-path: /usr/local/tongran/pcaptemp/
   web:
     resources:
       static-locations: classpath*:/META-INF/resources/