diff --git a/apps/socket/main.py b/apps/socket/main.py
index 4cf0115..6cddf7c 100644
--- a/apps/socket/main.py
+++ b/apps/socket/main.py
@@ -1,6 +1,75 @@
-def main():
-    print("Hello from socket!")
+import socket
+import time
 
+def send_sip_message():
+    # 配置参数
+    target_ip = "192.168.3.3"    # 设备eth1的IP（转发入口）
+    target_port = 5060           # 转发端口
+    mac_local_ip = "192.168.3.33"# Mac的本地IP（与Via头部一致）
+    sender_sip = "3011302"       # 发送方SIP用户
+    sender_ip = "192.168.9.57"   # 设备eth0的IP（转发后源IP）
+    receiver_sip = "3019901"     # 接收方SIP用户
+    receiver_ip = "192.168.9.4"  # 目标IP
+
+    # 生成唯一标识
+    call_id = f"{int(time.time())}"  # 基于时间戳的Call-ID
+    tag = f"{int(time.time() % 1000000)}"  # 随机tag
+    branch = f"z9hG4bK{int(time.time())}"  # Via分支标识
+
+    # XML消息体（业务数据）
+    xml_body = '''<?xml version="1.0" encoding="UTF-8" ?>
+<params>
+	<to>sip:{receiver_sip}@{receiver_ip}:5060</to>
+	<elev>1</elev>
+	<direct>2</direct>
+	<floor>13</floor>
+	<family>2</family>
+	<app>elev</app>
+	<event>appoint</event>
+	<event_url>/elev/appoint</event_url>
+</params>'''.format(receiver_sip=receiver_sip, receiver_ip=receiver_ip)
+
+    # 计算消息体长度（字节数）
+    content_length = len(xml_body.encode('utf-8'))
+
+    # 构造SIP MESSAGE请求（严格使用\r\n换行）
+    sip_message = f'''MESSAGE sip:{receiver_sip}@{receiver_ip}:5060 SIP/2.0
+Via: SIP/2.0/UDP {mac_local_ip}:5060;rport;branch={branch}
+From: <sip:{sender_sip}@{sender_ip}:5060>;tag={tag}
+To: <sip:{receiver_sip}@{receiver_ip}:5060>
+Call-ID: {call_id}@{mac_local_ip}
+CSeq: 20 MESSAGE
+Content-Type: text/plain
+Max-Forwards: 70
+User-Agent: DnakeVoip v1.0
+Content-Length: {content_length}
+
+{xml_body}'''
+
+    # 替换换行符为\r\n（确保符合SIP协议）
+    sip_message = sip_message.replace('\n', '\r\n')
+
+    try:
+        # 创建UDP socket并发送消息
+        with socket.socket(socket.AF_INET, socket.SOCK_DGRAM) as sock:
+            # 设置超时时间（5秒）
+            sock.settimeout(5)
+            # 发送消息
+            sock.sendto(sip_message.encode('utf-8'), (target_ip, target_port))
+            print(f"已发送SIP消息到 {target_ip}:{target_port}")
+            print("\n发送的消息内容：")
+            print(sip_message)
+
+            # 尝试接收响应（可选）
+            try:
+                response, addr = sock.recvfrom(4096)
+                print(f"\n收到来自 {addr} 的响应：")
+                print(response.decode('utf-8', errors='ignore'))
+            except socket.timeout:
+                print("\n未收到响应（可能对方未回复或网络延迟）")
+
+    except Exception as e:
+        print(f"发送失败：{str(e)}")
 
 if __name__ == "__main__":
-    main()
+    send_sip_message()
\ No newline at end of file