On Wed, Jun 06, 2012 at 01:50:54AM +0500, Muhammad Irfan wrote: > I had situation in past when one of my domain POP3/SMTP user/pass > compromised. > And someone connect to our server (SMTP) with that user account to send > bulk of emails. > I need to eliminate this sort of spam mechanism like in case if account > compromised no one can send emails to others by using that user email > address. > I have quite some users on my domain which acts as POP3 and SMTP also. I > can't block SMTP port on server because it's block outside world also to > send emails to us. > I thought another idea, to use openrelay like i need to add another server > configured as open relay and on primary mail server i need to configure > manualrouter e.g. if emails send from @example.com than relay to > another.host.com which is finally responsible to send emails from that > server and another.host.com i.e. on relay server i will allow only local > users @example.com ip addresses only to connect via firewall. > > So, outside world can send from primary mail server and within domain user > can send emails from relay server. > Please let me know if this approach is handy or is there any other better > way of doing this.
A poosibility is to find if trhere is a process that looks out of the ordinary on your system. > -- > ## List details at https://lists.exim.org/mailman/listinfo/exim-users > ## Exim details at http://www.exim.org/ > ## Please use the Wiki with this list - http://wiki.exim.org/ -- Member - Liberal International This is [email protected] Ici [email protected] God,Queen and country!Never Satan President Republic!Beware AntiChrist rising! http://www.fullyfollow.me/rootnl2k That church which changes with the times cannot also be abiding in Christ -- ## List details at https://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/
