Connection Refused Error In Socket Programming
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Socket Error Connection Refused Python
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4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up connect : connection refused in c program at client side up vote 0 down vote favorite 1 I am using the following code to connect to the server at a certain port which are provided as command socket connection refused java line arguments ... #include #include #include #include #include #include #include #include #include int main(int argc,char *argv[]) { struct sockaddr_in serverAddr; int clientSocketFd ; char buffer[1024]; if((clientSocketFd = socket(AF_INET, SOCK_STREAM, 0))==-1) perror("socket"); //get the server IP address and PORT bzero(&serverAddr, sizeof serverAddr); printf("ip address :- %s\n",argv[1]); inet_pton(AF_INET, argv[1], &(serverAddr.sin_addr)); serverAddr.sin_family=AF_INET; serverAddr.sin_port = atoi(argv[2]); printf("PORT :- %d\n",serverAddr.sin_port); //connect to server if(connect(clientSocketFd,(struct sockaddr *) &serverAddr, sizeof(serverAddr)) == -1) perror("connect"); printf("Connecting to the server %s on port %s \n",argv[1],argv[2]); while (1) { //receive incoming data if(recv(clientSocketFd, buffer,1023, 0)==-1) { printf("buffer : %s\n" ,buffer); printf("Received from Server : %s \n",buffer); break; } } close(clientSocketFd); } but at the client side , it shows "connect : Connection Refused"... If I use telnet , then it shows connected , but not able to connect through the above code of client.c plz help Also I changed the number of maximum allowed pending connections to 100 , then also the pr
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and sever programs. But when I run it, server is ok. But client showed that connection refused error. Why is it so? My client code is 1
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#include connection refused //for socket(), connect(), sendto() and recvform() #include #include #include #include // for printf() and fprintf() #include //for memset() #include //for atoi() and exit() #include //for socket connection refused close() #include #include //for sockaddr_in and inet_addr() #define SERVERPORT 11000 int main() { int sockfd = 0; struct sockaddr_in serv_addr; if((sockfd=socket(AF_INET, SOCK_STREAM,0))< 0) { printf("Cannot create socket\n"); return 1; } printf("Already create socket!!!\n"); //memset(&serv_addr, 0 , sizeof(serv_addr)); serv_addr.sin_family = AF_INET; //AF_INET is IP address family, Internet = IP addr printf("Finished AF_INET\n"); //serv_addr.sin_addr.s_addr = htonl(INADDR_ANY); serv_addr.sin_addr.s_addr = inet_addr("127.0.0.1"); //sin_addr = ip addr printf("Finished inet_addr\n"); serv_addr.sin_port = htons(11000); //sin_port = tcp/ip port no printf("Finished port\n"); //bzero(&serv_addr.sin_zero,8); if(connect(sockfd,(struct sockaddr*)&serv_addr,sizeof(serv_addr)) < 0) { perror("Cannot connect\n"); exit (1); } else printf("Connected\n"); } and my server code is 1
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