def udp_send(message, address, port): # 创建UDP套接字 udp_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) try: # 目标地址 target_address = (address, port) # 发送数据 udp_socket.sendto(message.encode(), target_address) print(f"Sent message: {message} to {address}:{port}"...
# udp_gb_server.py '''服务端(UDP协议局域网广播)''' import socket,time,struct s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) s.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1) PORT = 6454 network ='127.0.0.1'# '<broadcast>' s.sendto('Client broadcast message!'.encode('...
import socket import time # 创建UDP套接字 sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) # 目标地址和端口 target_address = "192.168.1.2" target_port = 12345 # 循环发送UDP请求 while True: # 发送UDP请求 message = b"Hello, World!" sock.sendto(message, (target_address, target_...
udp_host='localhost'udp_port= 12345value_file='resources/value.json' 方法send_message_to_udp_server用于将消息发送到UDP服务器,使用socketAPI。 defsend_message_to_udp_server(self,host, port, message): sock=socket.socket(socket.AF_INET, socket.SOCK_DGRAM)#message = b'Hello, UDP!'sock.sendto...
import socket def udp_client(host='127.0.0.1', port=12345, message="Hello, UDP Server!"): # 创建一个UDP套接字 client_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) try: # 发送数据到指定的服务器地址和端口 client_socket.sendto(message.encode(), (host, port)) print(f"Sent...
"# 准备要发送的消息,确保是字节类型broadcast_address=('255.255.255.255',12345)# 指定广播地址和端口号udp_socket.sendto(message,broadcast_address)# 发送广播消息udp_socket.close()# 关闭 UDP Socket 1. 2. 3. 4. 5. 6. 7. 8. 9. 10.
请自行选择clientSocket = socket(AF_INET, SOCK_DGRAM)# 创建 UDP 套接字clientSocket.setsockopt(SOL_SOCKET, SO_BROADCAST,1)# 允许广播地址发送和接收信息包message ="BroadCast from host A"# 广播的信息(仅供参考,可自行设置)clientSocket.sendto(message.encode(), (network, serverPort))clientSocket....
下面是一个简单的例子,演示如何在Python中发送UDP数据包: import socket # 创建UDP socket对象 udp_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) # 设置目标主机和端口 target_host = "127.0.0.1" target_port = 12345 # 发送数据 message = "Hello, UDP!" bytes_sent = udp_socket.sendto...
importsocket# 创建一个UDP Socketsock=socket.socket(socket.AF_INET,socket.SOCK_DGRAM)# 设置Socket的广播选项sock.setsockopt(socket.SOL_SOCKET,socket.SO_BROADCAST,1)# 定义广播地址和端口broadcast_address='<broadcast>'port=12345# 发送消息message='Hello, world!'sock.sendto(message.encode(),(broadcast_...
client_socket.sendto(message, server_address) client_socket.close() # 关闭套接字 在以上示例中,我们首先创建了一个UDP客户端套接字。然后,我们定义了服务器的IP地址和端口号。接下来,使用一个循环来发送多个数据包。每个数据包包含一个简单的字符串,其中包含数据包序号。最后,我们通过调用close()方法来关闭UD...