Explicitly reject SMTP connections

2008-08-28 Thread Jie Wang
Hello, everyone, I have a box running 2.2.3 and encounter the following problem. The box is behind a firewall (ISA), and is under attack frequently ( a lots of SMTP connections). When there are a lot of SMTP connection requests arriving at the box, Postfix does not reject them, instead it put t

Re: Explicitly reject SMTP connections

2008-08-28 Thread Noel Jones
Jie Wang wrote: > Hello, everyone, > > I have a box running 2.2.3 and encounter the following problem. > > The box is behind a firewall (ISA), and is under attack frequently ( a > lots of SMTP connections). When there are a lot of SMTP connection > requests arriving at the box, Postfix does n

Re: Explicitly reject SMTP connections

2008-08-28 Thread Ralf Hildebrandt
* Jie Wang <[EMAIL PROTECTED]>: > Hello, everyone, > > I have a box running 2.2.3 and encounter the following problem. > > The box is behind a firewall (ISA), and is under attack frequently ( a > lots of SMTP connections). Who says that it's an attack. > When there are a lot of SMTP connection