sendmail causing high load

Hi all, My isp blocks traffic on port 25. So i decided to experiment on adding a listening port for sendmail. I added port 53, because this is never blocked. I added the following line in sendmail.cf: OOPort=53. I killed -1 sendmail. And then all my connections timed out. Ping gives a 80%

Re: sendmail causing high load

Jasper Bal schreef: Hi all, My isp blocks traffic on port 25. So i decided to experiment on adding a listening port for sendmail. I added port 53, because this is never blocked. I added the following line in sendmail.cf: OOPort=53. I killed -1 sendmail. And then all my connections timed out.

Re: sendmail causing high load

On Fri, Jun 02, 2006 at 02:32:26PM +0200, Jasper Bal wrote: Jasper Bal schreef: Hi all, My isp blocks traffic on port 25. So i decided to experiment on adding a listening port for sendmail. I added port 53, because this is never blocked. I added the following line in sendmail.cf:

Re: sendmail causing high load

My isp blocks traffic on port 25. So i decided to experiment on adding a listening port for sendmail. While not an answer to your load problem, I suggest you read up on the Submission service (RFC 4409). --lyndon