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
On Jul 1, 2008, at 9:35 AM, Alfred von Campe wrote:
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.
1. make sure /etc/mail/sendmail.mc includes
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
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.
Best to do that anyway. Some e-mail providers will only accept e-mail
from known mail servers
Thanks for all the quick responses. Enabling SMART_HOST as well as
masquerading did the trick. I also had to install the sendmail-cf
RPM, but everything appears to be working now.
Alfred
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Hi.
First of all check the connectivity from that server to the external
domains like gmail,yahoo.com by doing telnet on port 25.if u get connected
then then ur firewall is not blocking any outgoing port 25 connection.
Then you have to check one more parmeter.If your domain on ur sendmail
Alfred von Campe wrote:
Thanks for all the quick responses. Enabling SMART_HOST as well as
masquerading did the trick. I also had to install the sendmail-cf
RPM, but everything appears to be working now.
You CAN manage without sendmail-cf RPM by editing the config file by
hand. I wouldn't
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