Limit for smtp connection

[Clement Laforet]

On Sat, 14 Jun 2003 10:13:08 -0300
Paulo Fragoso <paulo at nlink.com.br> wrote:

> Hi,
Hi Paulo,

> We have found some SMTP server on the internet which accept no more than 
> 5 simultaneusly connection from our SMTP server. How to implement this 
> using qmail+tcpserver?

I used to limit incoming connections via ipfw like this :

00050 check-state
00060 allow tcp from any to me dst-port 25 setup limit src-addr 5
00070 deny ip from any to me dst-port 25

regards,

clem