diff --git a/regression/apps/network/socketpair.c b/regression/apps/network/socketpair.c
new file mode 100644
index 000000000..0441cc00b
--- /dev/null
+++ b/regression/apps/network/socketpair.c
@@ -0,0 +1,38 @@
+#include <stdio.h>
+#include <sys/socket.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#define MESG1 "Hello from child"
+#define MESG2 "Hello from parent"
+
+int main() {
+    int sockets[2], child;
+    char buf[1024];
+    if (socketpair(AF_UNIX, SOCK_STREAM, 0, sockets) < 0) {
+        perror("create socket pair");
+        exit(1);
+    }
+    if ((child = fork()) == -1)
+        perror("fork");
+    else if (child) {
+        // parent
+        close(sockets[0]);
+        if (read(sockets[1], buf, 1024) < 0)
+            perror("read from child");
+        printf("Receive from child: %s\n", buf);
+        if (write(sockets[1], MESG2, sizeof(MESG2)) < 0) 
+            perror("write to child");
+        close(sockets[1]);
+    } else {     
+        // child
+        close(sockets[1]);
+        if (write(sockets[0], MESG1, sizeof(MESG1)) < 0)
+            perror("write to parent");
+        if (read(sockets[0], buf, 1024) < 0)
+            perror("read from parent");
+        printf("Receive from parent: %s\n", buf);
+        close(sockets[0]);
+    }
+    return 0;
+}
\ No newline at end of file
diff --git a/regression/apps/network/unix_client.c b/regression/apps/network/unix_client.c
new file mode 100644
index 000000000..041ab1f06
--- /dev/null
+++ b/regression/apps/network/unix_client.c
@@ -0,0 +1,63 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+
+#define SOCKET_NAME "/tmp/test.sock"
+#define BUFFER_SIZE 128
+
+int main() {
+    int client_fd, len;
+    struct sockaddr_un server_addr, peer_addr;
+    char buf[BUFFER_SIZE];
+
+    // Create Client Socket
+    client_fd = socket(AF_UNIX, SOCK_STREAM, 0);
+    if (client_fd == -1) {
+        perror("socket");
+        exit(EXIT_FAILURE);
+    }
+
+    // Connect Server
+    memset(&server_addr, 0, sizeof(server_addr));
+    server_addr.sun_family = AF_UNIX;
+    strncpy(server_addr.sun_path, SOCKET_NAME, sizeof(server_addr.sun_path) - 1);
+
+    if (connect(client_fd, (struct sockaddr*)&server_addr, sizeof(server_addr)) == -1) {
+        perror("connect");
+        exit(EXIT_FAILURE);
+    }
+
+    int addrlen = sizeof(peer_addr);
+    int rc = getpeername(client_fd, (struct sockaddr *)&peer_addr,
+                &addrlen);
+    if (rc == -1) {
+        perror("getpeername");
+        exit(EXIT_FAILURE);
+    }
+    printf("server path = %s\n", peer_addr.sun_path);
+    // Read from server
+    memset(buf, 0, BUFFER_SIZE);
+    if (read(client_fd, buf, BUFFER_SIZE) == -1) {
+        perror("read");
+        exit(EXIT_FAILURE);
+    }
+    
+    printf("Client Received: %s\n", buf);
+
+    // Send message to server
+    printf("Client is connected to server\n");
+    char* mesg = "Hello from unix socket client";
+    if (write(client_fd, mesg, strlen(mesg)) == -1) {
+        perror("write");
+        exit(EXIT_FAILURE);
+    }
+
+    // Close socket
+    close(client_fd);
+
+    return 0;
+}
\ No newline at end of file
diff --git a/regression/apps/network/unix_server.c b/regression/apps/network/unix_server.c
new file mode 100644
index 000000000..f2ca1c9cc
--- /dev/null
+++ b/regression/apps/network/unix_server.c
@@ -0,0 +1,76 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+
+#define SOCKET_NAME "/tmp/test.sock"
+#define BUFFER_SIZE 128
+
+int main() {
+    int server_fd, accepted_fd, len;
+    struct sockaddr_un server_addr, client_addr;
+    char buf[BUFFER_SIZE];
+
+    // 创建Server Socket
+    server_fd = socket(AF_UNIX, SOCK_STREAM, 0);
+    if (server_fd == -1) {
+        perror("socket");
+        exit(EXIT_FAILURE);
+    }
+
+    // 绑定Socket地址
+    memset(&server_addr, 0, sizeof(server_addr));
+    server_addr.sun_family = AF_UNIX;
+    strncpy(server_addr.sun_path, SOCKET_NAME, sizeof(server_addr.sun_path) - 1);
+
+    if (bind(server_fd, (struct sockaddr*)&server_addr, sizeof(server_addr)) == -1) {
+        perror("bind");
+        exit(EXIT_FAILURE);
+    }
+
+    // 监听连接请求
+    if (listen(server_fd, 5) == -1) {
+        perror("listen");
+        exit(EXIT_FAILURE);
+    }
+
+    printf("Server is listening...\n");
+
+    // 接收连接请求
+    len = sizeof(client_addr);
+    accepted_fd = accept(server_fd, (struct sockaddr*)&client_addr, &len);
+    if (accepted_fd == -1) {
+        perror("accept");
+        exit(EXIT_FAILURE);
+    }
+
+    int addrlen = sizeof(client_addr);
+    int rc = getpeername(accepted_fd, (struct sockaddr *)&client_addr,
+                &addrlen);
+    if (rc == -1) {
+        perror("getpeername");
+        exit(EXIT_FAILURE);
+    }
+    printf("accepted client path = %s\n", client_addr.sun_path);    
+
+    printf("Server is connected to client\n");
+    char* mesg = "Hello from unix socket server";
+    write(accepted_fd, mesg, strlen(mesg));
+    // 读取客户端发送的数据并打印
+    memset(buf, 0, BUFFER_SIZE);
+    if (read(accepted_fd, buf, BUFFER_SIZE) == -1) {
+        perror("read");
+        exit(EXIT_FAILURE);
+    }
+    printf("Server Received: %s\n", buf);
+
+    // 关闭Socket
+    close(accepted_fd);
+    close(server_fd);
+    unlink(SOCKET_NAME);
+
+    return 0;
+}
\ No newline at end of file
diff --git a/regression/apps/scripts/nettest.sh b/regression/apps/scripts/nettest.sh
index 0f17522ce..12c10fae5 100755
--- a/regression/apps/scripts/nettest.sh
+++ b/regression/apps/scripts/nettest.sh
@@ -3,10 +3,10 @@
 NETTEST_DIR=/regression/network
 cd ${NETTEST_DIR}
 echo "Start net test......"
-# ./tcp_server &
-# ./tcp_client
-# ./udp_server &
-# ./udp_client
+./tcp_server &
+./tcp_client
+./udp_server &
+./udp_client
 ./unix_server &
 ./unix_client
 ./socketpair