Alfred von Campe wrote: > I have a stock CentOS 5 system as far as email (sendmail) is concerned > that is on our corporate LAN. I am not trying to set up a mail server; > I merely want our CentOS systems to be able to send out emails. This > works as long as the recipient's domain is our local domain. Any email > send to recipients that are not in our local domain get stuck in the queue: > > # mailq > /var/spool/mqueue (2 requests) > -----Q-ID----- --Size-- -----Q-Time----- > ------------Sender/Recipient----------- > m61D6wC1029257 16 Tue Jul 1 09:06 <XXXX at XXXX.XXXX.com> > (Deferred: Connection timed out with mx2.emailsrvr.com.) > <alfred at von-campe.com> > > It appears that our firewall is not allowing connection to outside MX > hosts. I think I need to configure sendmail to forward emails to our > local smtp host, but I am not sure how to do that. In my write up of using sendmail with gmail I think I explain how to rewrite the from. If it's not there then look at the Sendmail/ Comcast write up: http://www.linuxha.com/other/sendmail/gmail.html I had to rewrite the from as being from gmail.com in order for gmail.com to accept the mail. -- Linux Home Automation Neil Cherry ncherry at linuxha.com http://www.linuxha.com/ Main site http://linuxha.blogspot.com/ My HA Blog Author of: Linux Smart Homes For Dummies