sock = create_server_socket(addr, UDP_SOCKET);
if (sock == -1) {
log(WARNING, "[%s] UDP socket creation failed. Waiting 0.2 seconds and trying again...",
sock = create_server_socket(addr, UDP_SOCKET);
if (sock == -1) {
log(WARNING, "[%s] UDP socket creation failed. Waiting 0.2 seconds and trying again...",