diff --git a/src/kernel/handler.cpp b/src/kernel/handler.cpp
index 32ce270..676615f 100644
--- a/src/kernel/handler.cpp
+++ b/src/kernel/handler.cpp
@@ -5,8 +5,8 @@ Handler::Handler()
     using namespace std::placeholders;
 
     handlers = {
-        {"createSession", std::bind(&Handler::createSession, this, _1)},
-        {"createSessionSuccess", std::bind(&Handler::createSessionSuccessMethod, this, _1)}
+        {"checkPeer", std::bind(&Handler::createSession, this, _1)},
+        {"checkPeerSuccess", std::bind(&Handler::checkPeerSuccessMethod, this, _1)}
     };
     network = new Network();
     connect(network, &Network::json_received, this, &Handler::handle);
@@ -23,12 +23,12 @@ void Handler::createSession(QJsonObject jsonReceived)
 {
     QJsonObject jsonSend;
     jsonSend["peerID"] = my_ipv6;
-    jsonSend["action"] = "createSessionSuccess";
+    jsonSend["action"] = "checkPeerSuccess";
     QString peerReceiver = jsonReceived["peerID"].toString();
     network->sendDatagram(jsonSend, peerReceiver);
 }
 
 void Handler::createSessionSuccessMethod(QJsonObject jsonReceived)
 {
-    emit createSessionSuccess();
+    emit checkPeerSuccess();
 }
diff --git a/src/kernel/handler.hpp b/src/kernel/handler.hpp
index 15f380c..a436845 100644
--- a/src/kernel/handler.hpp
+++ b/src/kernel/handler.hpp
@@ -12,12 +12,12 @@ class Handler : public QObject
     public:
         Handler();
     signals:
-        void createSessionSuccess();
+        void checkPeerSuccess();
     private:
         Network *network;
         void createSession(QJsonObject jsonReceived);
         std::map<QString, std::function<void(QJsonObject)>> handlers;
-        void createSessionSuccessMethod(QJsonObject jsonReceived);
+        void checkPeerSuccessMethod(QJsonObject jsonReceived);
     private slots:
         void handle(QJsonObject jsonReceived);
 };
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 01f1212..389ab1e 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -10,7 +10,7 @@ MainWindow::MainWindow(QWidget *parent) :
     handler = new Handler();
     timer = new QTimer();
     connect(timer, SIGNAL(timeout()), this, SLOT(slotTimerAlarm()));
-    connect(handler, &Handler::createSessionSuccess, this, &MainWindow::peerReceiverConnected);
+    connect(handler, &Handler::checkPeerSuccessSuccess, this, &MainWindow::peerReceiverAvailable);
     ui->myIP->setText(my_ipv6);
 }
 
@@ -25,7 +25,7 @@ void MainWindow::on_connectToPeer_clicked()
     ui->connectToPeer->setText("Ожидание...");
     QJsonObject j;
     j["peerID"] = my_ipv6;
-    j["action"] = "createSession";
+    j["action"] = "checkPeer";
     QString s = ui->peerID->text();
     network->sendDatagram(j, s);
     timer->start(10000);
@@ -48,7 +48,7 @@ void MainWindow::slotTimerAlarm()
 
 }
 
-void MainWindow::peerReceiverConnected()
+void MainWindow::peerReceiverAvailable()
 {
     receive = true;
     int ret = QMessageBox::information(this,QObject::tr("Info"),tr("Peer Available!"));
diff --git a/src/mainwindow.h b/src/mainwindow.h
index c032634..69905db 100644
--- a/src/mainwindow.h
+++ b/src/mainwindow.h
@@ -20,7 +20,7 @@ class MainWindow : public QMainWindow
         explicit MainWindow(QWidget *parent = 0);
         ~MainWindow();
     public slots:
-        void peerReceiverConnected();
+        void peerReceiverAvailable();
     private slots:
         void on_connectToPeer_clicked();
         void slotTimerAlarm();