Client Basic Socket

#include <cstring>
#include <iostream>
#include <netinet/in.h>
#include <sys/socket.h>
#include <unistd.h>
#include <string>
#include <arpa/inet.h>

#define IP "127.0.0.1"
#define PORT 3310
#define BUFFER_SIZE 1024

using namespace std;

int main()
{

    // Creating socket
    int clientSocket = socket(AF_INET, SOCK_STREAM, 0);
    if (clientSocket == -1) {
        cerr << "Failed to create socket" << endl;
        return 1;
    }

    // Specifying server address
    sockaddr_in serverAddress;
    serverAddress.sin_family = AF_INET;//IPV4
    serverAddress.sin_port = htons(PORT);
    serverAddress.sin_addr.s_addr = inet_addr(IP);

    // Sending connection request
    if (connect(clientSocket, (struct sockaddr*)&serverAddress, sizeof(serverAddress)) == -1) {
        cerr << "Connection failed to " << IP<<":"<<PORT<< endl;
        close(clientSocket);
        return 1;
    }

    cout << "Connected to server" <<IP<<":"<<PORT<< endl;

    // Sending data
    const char* message = "PING\n";
    if (send(clientSocket, message, strlen(message), 0) == -1) {
        cerr << "Failed to send message" << endl;
        close(clientSocket);
        return 1;
    }

   // cout << "Message sent: " << message<<end;

    // Receiving response
    char buffer[BUFFER_SIZE] = {0};
    int bytesReceived = recv(clientSocket, buffer, BUFFER_SIZE - 1, 0);
    if (bytesReceived == -1) {
        cerr << "Failed to receive response" << endl;
    } else if (bytesReceived == 0) {
        cout << "Server closed the connection" << endl;
    } else {
        cout <<"Response received: " << buffer<< " , Bytes Rx :" << bytesReceived<<endl;
    }

    // Closing socket
    close(clientSocket);

    return 0;
}