[CentOS] sendmail slow to response

[Chris Boyd]

On Jul 30, 2009, at 12:22 PM, fabian wrote:

> all this had been workin grt until recently some users complined that
> MSOutlook or Outlook expreess is very slow (a simple text mail  
> remains 2
> to 3 minutes in outbox) and then sent

Make sure that any DNSBLs that you have configured are actually working.

Make sure that all your nameservers in /etc/resolv.conf are responding  
quickly.

--Chris