UDP Timestamp Server : UDP Server « Network « Python Tutorial

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Python Tutorial » Network » UDP Server 
21. 14. 1. UDP Timestamp Server
from socket import *
from time import ctime

HOST = ''
PORT = 21567
BUFSIZ = 1024
ADDR = (HOST, PORT)

udpSerSock = socket(AF_INET, SOCK_DGRAM)
udpSerSock.bind(ADDR)

while True:
    print 'waiting for message...'
    data, addr = udpSerSock.recvfrom(BUFSIZ)
    udpSerSock.sendto('[%s%s' % (
        ctime(), data), addr)
    print '...received from and returned to:', addr

udpSerSock.close()
21. 14. UDP Server
21. 14. 1. UDP Timestamp Server
21. 14. 2. Set up a server that will receive packets from a client and send packets to a client
21. 14. 3. UDP Echo Server
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