Is it possible your provider is blocking port 25?
> Ok, having serious problems... > > This morning I discovered that our email server was pegging out our T1. I > have no idea why. After a while things calmed down but now we are not > able > to send out emails. Local emails seem to work. The remote queue is 175 > and growing with each email. > > I am so frustrated that I don't know where to begin. > > The emails in the queue look ok. > I can not see anything strange in the logs. > > I upgraded the email server over a week ago and it has been working fine. >
