Error: 550 not local host not a gateway
If you are receiving this message after trying to send a message to someone outside of your domain, you should check your email clients setup configuration so that you have selected 'My outgoing mail server requires Authentication' in the outgoing SMTP server area of your mail client.
If you are still experiencing problems with sending email please contact the Inet7 Support Department at 651-293-0837 Ext. 2 directly.