mohammad@mohammad-i5laptop:~/Downloads$ python server.py Traceback (most recent call last): File "server.py", line 73, in <module> server = SocketServer.TCPServer((HOST, PORT), MyTCPHandler) File "/usr/lib/python2.6/SocketServer.py", line 402, in __init__ self.server_bind() File "/usr/lib/python2.6/SocketServer.py", line 413, in server_bind self.socket.bind(self.server_address) File "<string>", line 1, in bind socket.error: [Errno 99] Cannot assign requested address