Re: send mail limits - ReadList.com

5 msg	Possible bug in domain lookups
6 msg	reject_unknown_client different on different dokus
1 msg	LDAP lookup for relay_domains problem (again)

send mail limits
\ Michal Krajcirovic (27 Jul 2007)
. \ Leonardo Rodrigues Magalhães (27 Jul 2007)
. \ Ralf Hildebrandt (28 Jul 2007)

2 msg	qmail -> postfix
5 msg	Another small policy server question
2 msg	Local Delivery of only a few users
2 msg	Bouncing instead of rejecting?
1 msg	More of spamassassin+amavisd question but...
3 msg	using different hostname when sending mail
13 msg	PIX problems with DKIM header fields
6 msg	send mail thru HTTP proxy
7 msg	local_recipient_maps: prevent the sender that t...
22 msg	Postfix 2.3 or 2.4 on Centos 4.4 via yum?
4 msg	Email monitoring
10 msg	connect to 127.0.0.1 refused
4 msg	Postfix + 2 amavis instances sends forwarded me...
3 msg	A Thank you to the Developers for the Free Soft...
1 msg	User Bulletin implementable with Postfix
2 msg	Postfix \| Dovecot \| LDAP (and perhaps qmail.sch...

Subject:	Re: send mail limits
Group:	Postfix-users
From:	Ralf Hildebrandt
Date:	28 Jul 2007

* Michal Krajcirovic <konference>:
> Hello,
> i want to send a lot of mails - circa 200k mails.
> 160k go to seznam.cz - big czech freemail.
> They are this limits:
> - max. 179 mails per 180 second from one SMTP server
> - max. five connections at the same time
>
> Can is postfix doing this?

max. five connections at the same time can be done like this:

in transport_maps:
seznam.cz seznam:

in master.cf (sezname is a copy of the smtp ... smtp line):
seznam unix - - - - - smtp

in main.cf:
seznam_destination_concurrency_limit = 5

--
Ralf Hildebrandt (Ralf.Hildebrandt) plonk
Postfix - Einrichtung, Betrieb und Wartung Tel. +49 (0)30-450 570-155
http://www.arschkrebs.de
Old programmers never die. They just branch out to a new address.