Hi, Can anyone help me.... Im having probelms sending mail from a client machine through FC3. It was working before on a 192.168.X.X address Since I changed the FC3 box it to a different fixed ip address 172.16.1.36 and made changes in the access file too using the the relay address 172.16.1.0 and restarted the box.. I cannot send out mail anymore, can please someone talk me through what i need to do to get it working.. This is the error message i get for outloox Your message did not reach some or all of the intend recipients. Subject: Hello Sent: 25/10/2005 23:15 The Following recipient(s) could not be reached: 'username@xxxxxxxxx' on 25/10/2005 23:15 550 5.7.1 <username@xxxxxxxxx>... Relayed denied. IP name possibly forged [172.16.1.33]