Re: postfix questions: when emails are being rejected...

2008-12-31 Thread Wietse Venema
Hwan Dong: > > Hi there, > ? > Instead of?paying email professionals, I set up a postfix SMTP server to s >-end emails to the club members. I have also successfully enabled the delay b >-etween sending to some ISPs. But as more as I am sending, I could still get >-rejection. Do you have similar e

Re: postfix questions: when emails are being rejected...

2008-12-31 Thread Jim Wright
On Dec 31, 2008, at 1:51 AM, Hwan Dong wrote: much thanks for your comments. I looked at the backoff. But it is to delay the undelieverable messages, is there any way to delay all the following message for the SAME destination domain? i.e. if one email to a...@hotmail.com is rejected, I sti

Re: postfix questions: when emails are being rejected...

2008-12-30 Thread Hwan Dong
hotmail.com, can postfix delay all emails to hotmail.com after rejection to a...@hotmail.com?   thanks, Howard --- On Tue, 12/30/08, Jim Wright wrote: From: Jim Wright Subject: Re: postfix questions: when emails are being rejected... To: hwand...@yahoo.com Cc: postfix-users@postfix.org Date

Re: postfix questions: when emails are being rejected...

2008-12-30 Thread Jim Wright
On Dec 30, 2008, at 11:44 PM, Hwan Dong wrote: after there is some rejection, add "sleep/delay" before resuming sending, this timer could be different from previous "constant sending delay" as flow-control, this rejection delay is more like "ok, it seems you are not happy or too busy, I am

postfix questions: when emails are being rejected...

2008-12-30 Thread Hwan Dong
Hi there,   Instead of paying email professionals, I set up a postfix SMTP server to send emails to the club members. I have also successfully enabled the delay between sending to some ISPs. But as more as I am sending, I could still get rejection. Do you have similar experience? Any insight or