try {
// Crea el server (empieza a escuchar).
server = new Server(filename, port);
} catch (const sockerr& e) {
cerr << "Socket Error: " << e.operation() << " | serrno = "
<< e.serrno() << " | errstr = " << e.errstr() << endl;
try {
// Crea el server (empieza a escuchar).
server = new Server(filename, port);
} catch (const sockerr& e) {
cerr << "Socket Error: " << e.operation() << " | serrno = "
<< e.serrno() << " | errstr = " << e.errstr() << endl;