Re: Postfix - Blackberry

2009-01-23 Thread Leonardo Rodrigues Magalhães
postmas...@klam.ca escreveu: I don't currently own a blackberry, but am thinking about getting one (the Obama effect). A friend who works in the Cellphone business has warned me that if I just setup the BB to go get my email from my postfix server this will treated as internet data, whereas if

running on different ports

2009-01-15 Thread Leonardo Rodrigues Magalhães
Let's suppose i have postfix running smtpd processes in two different ports. 25 and 587, for example. is it possible, in the logs, to differ which connections came from 25 and which came from 587 ?? I know i can analyze the full transaction and look for sasl authentications on 587 or

Re: limits

2008-12-03 Thread Leonardo Rodrigues Magalhães
polloxx escreveu: Dear group, We want to limit the number of mails a given IP address can send per time unit (outbound). What do you use to resolve this with a postfix server? We want a flexible method were we can set the number of allowed mails per time unit per IP address (in a SQL

Re: Best anti-spam

2008-10-22 Thread Leonardo Rodrigues Magalhães
Roman Medina-Heigl Hernandez escreveu: - I wouldn't set up a global greylist filter, because all my receiving mail is going to be delayed (I guess my users don't like this ;-)) after years deploying mail servers with greylisting enabled, i think you should definitely, at least, try to

Re: cannot find reverse hostname for ip with enormous result

2008-10-10 Thread Leonardo Rodrigues Magalhães
Aaron Wolfe escreveu: NOQUEUE: reject: RCPT from unknown[216.163.249.229]: 450 4.7.1 Client host rejected: cannot find your reverse hostname, [216.163.249.229]; There actually is reverse DNS for this address... 239 PTR records! using 'host' returns them all, with a warning: Aaron