diff --git a/ledset/imgs/checkbox-check.png b/ledset/imgs/checkbox-check.png
index d64dcfd..bfad3a9 100644
Binary files a/ledset/imgs/checkbox-check.png and b/ledset/imgs/checkbox-check.png differ
diff --git a/ledset/imgs/checkbox-un.png b/ledset/imgs/checkbox-un.png
index bfad3a9..d64dcfd 100644
Binary files a/ledset/imgs/checkbox-un.png and b/ledset/imgs/checkbox-un.png differ
diff --git a/ledset/ledset.pro b/ledset/ledset.pro
index 073a6cb..ff3b620 100644
--- a/ledset/ledset.pro
+++ b/ledset/ledset.pro
@@ -36,7 +36,6 @@ SOURCES += \
     gqt.cpp \
     main.cpp \
     mainwin.cpp \
-    pcapthread.cpp \
     pcapwin.cpp \
     screenunit.cpp \
     table.cpp \
@@ -53,7 +52,6 @@ HEADERS += \
     globalfunc.h \
     gqt.h \
     mainwin.h \
-    pcapthread.h \
     pcapwin.h \
     screenunit.h \
     table.h \
diff --git a/ledset/main.cpp b/ledset/main.cpp
index aeb3899..5723e6f 100644
--- a/ledset/main.cpp
+++ b/ledset/main.cpp
@@ -114,71 +114,6 @@ QSlider::handle:horizontal {width: 8px;}
     return a.exec();
 }
 
-#define HAVE_REMOTE
-#include "pcapthread.h"
-
 void test() {
-    pcap_if_t *devs;
-    char errbuf[PCAP_ERRBUF_SIZE];
-    if(pcap_findalldevs(&devs, errbuf) == -1) {
-        qDebug() << "pcap_findalldevs" << errbuf;
-        return;
-    }
-    pcap_if_t *device = 0;
-    for(pcap_if_t *dev = devs; dev; dev = dev->next) {
-        qDebug() << dev->name << "[desc]" << dev->description << "Loopback" << ((dev->flags & PCAP_IF_LOOPBACK)?"yes":"no");
-        pcap_addr_t *a;
-        for(a=dev->addresses; a; a=a->next) {
-            auto sa_family = a->addr->sa_family;
-            if(sa_family==AF_INET) {
-                u_char *ip = (u_char *) &((sockaddr_in *) a->addr)->sin_addr.s_addr;
-                qDebug("  INET %d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
-                if(a->netmask) {
-                    u_char *ip = (u_char *) &((sockaddr_in *) a->netmask)->sin_addr.s_addr;
-                    qDebug("  netmask %d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
-                }
-                if(a->broadaddr) {
-                    u_char *ip = (u_char *) &((sockaddr_in *) a->broadaddr)->sin_addr.s_addr;
-                    qDebug("  Broadcast Address %d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
-                }
-                if(a->dstaddr) {
-                    u_char *ip = (u_char *) &((sockaddr_in *) a->dstaddr)->sin_addr.s_addr;
-                    qDebug("  Destination Address %d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
-                }
-                if(device==0) device = dev;
-            } else if(sa_family==AF_INET6) {
-                qDebug() << "  INET6";
-                //printf("\tAddress: %s\n", ip6tos(a->addr, ip6str, sizeof(ip6str)));
-            } else qDebug() << "  Address Family" << sa_family;
-        }
-        qDebug();
-    }
-    auto pcap = pcap_open_live(device->name, 65536, 1, 1000, errbuf);
-    if(pcap == 0) {
-        qDebug("Error openning adapter: %s\n", errbuf);
-        return;
-    }
-    //检查链路层的类型
-    if (pcap_datalink(pcap) != DLT_EN10MB) {
-        qDebug("This program only run on Ethernet networks\n");
-//        pcap_close(fp);
-//        pcap_freealldevs(alldevs);
-    }
 
-    auto capthd = new CapThread(pcap);
-    capthd->start();
-    QThread::sleep(1);
-    u_char data[] = {0x55, 0x55,
-                     0x9A, 0x20, 0x00, 0x20,
-                     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-                     0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
-                     0x00,0x00,0x00,0x00,0x00,0x00,
-                     0x00,0x00,0x00,0x00};
-    if(pcap_sendpacket(pcap, data, sizeof(data))) {
-        qDebug()<<pcap_geterr(pcap);
-        return;
-    }
-
-    //pcap_close(pcap);
-    //pcap_freealldevs(devs);
 }
diff --git a/ledset/mainwin.cpp b/ledset/mainwin.cpp
index c64fee6..972dec4 100644
--- a/ledset/mainwin.cpp
+++ b/ledset/mainwin.cpp
@@ -16,7 +16,6 @@
 #include <QDebug>
 #include "table.h"
 #include "globalfunc.h"
-#include <QMessageBox>
 #include "basewin.h"
 #include <QSettings>
 #include <QDir>
@@ -102,11 +101,8 @@ MainWin::MainWin() {
     });
     btnImg = addImg(imgsBar, QPixmap(":/imgs/video.png").scaledToWidth(128, Qt::SmoothTransformation), tr("协议调试"));
     connect(btnImg, &ImgBtn::clicked, this, [=](){
-        if(pcapRe != 0 && pcapSend != 0)
-        {
-            auto ins = new PcapWin(pcapRe, pcapSend, this);
-            if(ins) ins->show();
-        }
+        auto ins = PcapWin::newIns(net_name, this);
+        if(ins) ins->show();
     });
     btnImg = addImg(imgsBar, QPixmap(":/imgs/idea.png").scaledToWidth(128, Qt::SmoothTransformation), tr("模拟同步"));
     connect(btnImg, &ImgBtn::clicked, this, [=](){
diff --git a/ledset/mainwin.h b/ledset/mainwin.h
index 350c6e0..0442dbc 100644
--- a/ledset/mainwin.h
+++ b/ledset/mainwin.h
@@ -2,9 +2,11 @@
 #define MAINWIN_H
 
 #include "basewin.h"
-#define HAVE_REMOTE
-#include "pcapthread.h"
 #include "table.h"
+#define HAVE_REMOTE
+#include <winsock2.h>
+#include "pcap.h"
+#include <QThread>
 
 class MainPcapThread : public QThread {
     Q_OBJECT
diff --git a/ledset/pcapthread.cpp b/ledset/pcapthread.cpp
deleted file mode 100644
index 6851123..0000000
--- a/ledset/pcapthread.cpp
+++ /dev/null
@@ -1,45 +0,0 @@
-#include "pcapthread.h"
-#include <QDateTime>
-#include <QDebug>
-
-CapThread::CapThread(struct pcap *pcap, QObject *parent) : QThread(parent), pcap(pcap) {
-    connect(this, &QThread::finished, this, &QThread::deleteLater);
-}
-
-void CapThread::run() {
-    pcap_pkthdr *header;
-    const u_char *data;
-    int res;
-    while((res = pcap_next_ex(pcap, &header, &data)) >= 0) {
-        if(res == 0) continue; //超时
-        packet.time = QDateTime::fromSecsSinceEpoch(header->ts.tv_sec).toString("yy-MM-dd HH:mm:ss.")+QString::number(header->ts.tv_usec);
-        packet.len = header->len;
-        packet.caplen = header->caplen;
-        //输出编号、时间戳和包长度
-        qDebug()<<packet.time<<" len:"<<header->caplen<<"/"<<header->len;
-        QString data_str;
-        char line[LINE_LEN + 1];
-        int l = 0;
-        for(uint i=0; i<header->caplen; i++) {
-            data_str.append(QString::asprintf("%.2x ", data[i]));
-            if(i > 13) {
-                if(isgraph(data[i]) || data[i] == ' ') line[l] = data[i];
-                else line[l] = '.';
-                if(l==15) {
-                    line[16] = '\0';
-                    data_str.append("      ");
-                    data_str.append(line);
-                    data_str.append("\n");
-                    memset(line, 0, LINE_LEN);
-                    l = 0;
-                } else l++;
-            } else if(i == 13) {
-                data_str.append("\n");
-            }
-        }
-        packet.data = data_str;
-        qDebug()<<packet.data.toUtf8().constData();
-        emit onMsg();
-    }
-    qDebug("Error reading the packets: %s\n", pcap_geterr(pcap));
-}
diff --git a/ledset/pcapthread.h b/ledset/pcapthread.h
deleted file mode 100644
index 1f4e809..0000000
--- a/ledset/pcapthread.h
+++ /dev/null
@@ -1,35 +0,0 @@
-#ifndef PCAPTHREAD_H
-#define PCAPTHREAD_H
-
-#include <QThread>
-#include <winsock2.h>
-#include "pcap.h"
-#include <QVector>
-
-#pragma comment(lib, "wpcap.lib")
-#pragma comment(lib, "Ws2_32.lib")
-
-#define LINE_LEN 16
-#define MAX_ADDR_LEN 16
-
-struct Packet {
-    QString time;
-    u_int len;
-    u_int caplen;
-    QString data;
-};
-
-class CapThread : public QThread {
-    Q_OBJECT
-public:
-    explicit CapThread(pcap *pcap, QObject *parent = nullptr);
-    pcap *pcap{0};
-    Packet packet;
-protected:
-    void run();
-
-signals:
-    void onMsg();
-};
-
-#endif // PCAPTHREAD_H
diff --git a/ledset/pcapwin.cpp b/ledset/pcapwin.cpp
index bb8effe..402fc22 100644
--- a/ledset/pcapwin.cpp
+++ b/ledset/pcapwin.cpp
@@ -7,22 +7,22 @@
 #include <QRadioButton>
 #include <QDebug>
 #include "globalfunc.h"
-//PcapWin *PcapWin::newIns(QWidget *parent) {
-//    auto name = getNetDev(parent);
-//    if(name.isEmpty()) return 0;
-//    char errbuf[PCAP_ERRBUF_SIZE]{'\0'};
-//    auto pcapRe = pcap_open_live(name.data(), 65536, PCAP_OPENFLAG_PROMISCUOUS, 50, errbuf);
-//    if(pcapRe == 0) {
-//        QMessageBox::critical(parent, "Error", QString(tr("打开网卡失败"))+errbuf);
-//        return 0;
-//    }
-//    auto pcapSend = pcap_open_live(name.data(), 65536, 0, 50, errbuf);
-//    if(pcapSend == 0) {
-//        QMessageBox::critical(parent, "Error", QString(tr("打开网卡失败"))+errbuf);
-//        return 0;
-//    }
-//    return new PcapWin(pcapRe, pcapSend, parent);
-//}
+
+PcapWin *PcapWin::newIns(QByteArray &name, QWidget *parent) {
+    if(name.isEmpty()) return 0;
+    char errbuf[PCAP_ERRBUF_SIZE]{'\0'};
+    auto pcapRe = pcap_open_live(name.data(), 65536, PCAP_OPENFLAG_PROMISCUOUS, 50, errbuf);
+    if(pcapRe == 0) {
+        QMessageBox::critical(parent, "Error", QString(tr("打开网卡失败"))+errbuf);
+        return 0;
+    }
+    auto pcapSend = pcap_open_live(name.data(), 65536, 0, 50, errbuf);
+    if(pcapSend == 0) {
+        QMessageBox::critical(parent, "Error", QString(tr("打开网卡失败"))+errbuf);
+        return 0;
+    }
+    return new PcapWin(pcapRe, pcapSend, parent);
+}
 
 PcapWin::PcapWin(pcap_t *pcapRece, pcap_t *pcapSend, QWidget *parent) : BaseWin{parent}, pcap(pcapSend) {
     setWindowModality(Qt::WindowModal);
diff --git a/ledset/pcapwin.h b/ledset/pcapwin.h
index fb086fe..82269d3 100644
--- a/ledset/pcapwin.h
+++ b/ledset/pcapwin.h
@@ -3,14 +3,18 @@
 
 #include "basewin.h"
 #define HAVE_REMOTE
-#include "pcapthread.h"
+#include <winsock2.h>
+#include "pcap.h"
+#include <QThread>
+
+#define LINE_LEN 16
 
 class PcapThread : public QThread {
     Q_OBJECT
 public:
     explicit PcapThread(pcap *pcap);
     ~PcapThread() {
-        //pcap_close(pcap);
+        pcap_close(pcap);
     }
     pcap *pcap;
     std::atomic<char> status{0};
@@ -24,11 +28,11 @@ signals:
 class PcapWin : public BaseWin {
     Q_OBJECT
 public:
-//    static PcapWin *newIns(QWidget *);
+    static PcapWin *newIns(QByteArray &, QWidget *);
 
     explicit PcapWin(pcap *, pcap *, QWidget *parent = nullptr);
     ~PcapWin() {
-        //pcap_close(pcap);
+        pcap_close(pcap);
         thd->status = 2;
     }
     PcapThread *thd{0};
diff --git a/ledset/videowin.cpp b/ledset/videowin.cpp
index c1241e0..11ab6c1 100644
--- a/ledset/videowin.cpp
+++ b/ledset/videowin.cpp
@@ -63,9 +63,9 @@ VideoWin::VideoWin(pcap_t *pcapRece, pcap_t *pcapSend, QWidget *parent) : BaseWi
     hBox->addWidget(fdMsecCapScr);
     hBox->addSpacing(20);
 
-    fdShowImg = new QRadioButton("关闭显示");
-    fdShowImg->setChecked(showImg);
-    hBox->addWidget(fdShowImg);
+    fdNoReview = new QCheckBox("关闭显示");
+    fdNoReview->setChecked(noReview);
+    hBox->addWidget(fdNoReview);
 
     hBox->addSpacing(20);
 
@@ -122,11 +122,10 @@ VideoWin::VideoWin(pcap_t *pcapRece, pcap_t *pcapSend, QWidget *parent) : BaseWi
     auto fdCanvas = new Canvas;
     vBox->addWidget(fdCanvas, 1);
 
-    connect(fdShowImg, &QRadioButton::toggled, [=](bool checked) {
-        qDebug()<<"fdShowImg"<<checked;
-        showImg = checked;
-        if(thdRece) thdRece->showImg = checked;
-        if(! checked) {
+    connect(fdNoReview, &QRadioButton::toggled, [=](bool checked) {
+        noReview = checked;
+        if(thdRece) thdRece->noReview = checked;
+        if(noReview) {
             fdCanvas->img = QImage();
             fdCanvas->update();
         }
@@ -137,7 +136,7 @@ VideoWin::VideoWin(pcap_t *pcapRece, pcap_t *pcapSend, QWidget *parent) : BaseWi
         thdRece = 0;
     });
     connect(thdRece, &VideoRecThread::onMsg, fdCanvas, [this, fdCanvas](QImage img, int lostTimes, int lostPkts) {
-        if(! showImg) return;
+        if(noReview) return;
         fdCanvas->img = img;
         fdCanvas->update();
         if(lostPkts==0) return;
@@ -295,7 +294,7 @@ void VideoRecThread::run() {
     int lostTimes{0}, lostPkts{0};
     while((res = pcap_next_ex(pcap, &header, &data)) >= 0) {
         if(status==2) return;
-        if(status==1 || res == 0 || !showImg) continue; //超时
+        if(status==1 || res == 0 || noReview) continue; //超时
         if(header->caplen<24) continue;
         if(data[0]!=0x55 || data[1]!=0x55) continue;
         if(data[2]==0x9a && data[3]==0x3d) {
diff --git a/ledset/videowin.h b/ledset/videowin.h
index c7fcd77..fcedd48 100644
--- a/ledset/videowin.h
+++ b/ledset/videowin.h
@@ -40,7 +40,7 @@ public:
     }
     pcap *pcap;
     std::atomic<char> status{0};
-    bool showImg{true};
+    bool noReview{false};
 protected:
     void run();
 signals:
@@ -70,8 +70,8 @@ public:
     QScreen *screen;
     int timerId{0};
     QSpinBox *fdWidth, *fdHeight, *fdMsecCapScr,*fdYxj;
-    QRadioButton *fdShowImg;
-    bool showImg{true};
+    QCheckBox *fdNoReview;
+    bool noReview{false};
     QRadioButton *fdEnd;
     QLabel *fdInfo, *fdLostTimes, *fdLostPkts;
     QString info;