Re: retry 5xx using a fallback outgoing IP

2017-08-11 Thread Noel Jones
On 8/11/2017 4:44 AM, Mai Ling wrote: > the primary mx is not refusing *me* the postifx box, it's refusing > connections initiated by me from one of the two IP address. > > Do the RFCs handle such cases? (fallback to a different > smtp_bind_address) > Does postfix have some round-robin or fallback

Re: retry 5xx using a fallback outgoing IP

2017-08-11 Thread Mai Ling
the primary mx is not refusing *me* the postifx box, it's refusing connections initiated by me from one of the two IP address. Do the RFCs handle such cases? (fallback to a different smtp_bind_address) Does postfix have some round-robin or fallback choice of smtp_bind_address?

Re: retry 5xx using a fallback outgoing IP

2017-08-11 Thread Mai Ling
that is what I am doing right now & waiting for an answer from ISP for request to allocate a different, «clean» reputation IP address. > > On aug. 10, 2017 at 11:45 p.m., mailto:njo...@megan.vbhcs.org)> > wrote: > > > > On 8/10/2017 12:29 PM, Mai Ling

Re: retry 5xx using a fallback outgoing IP

2017-08-10 Thread Noel Jones
On 8/10/2017 12:29 PM, Mai Ling wrote: > However, the topic of this thread is: Can postfix retry a failed > message, by attempting to retransmit using a different outgoing IP > address of the machine it's running on? > > If I send a mail to the same destination using the old IP address, a > regula

Re: retry 5xx using a fallback outgoing IP

2017-08-10 Thread Wietse Venema
Mai Ling: > FWIW, Mathus, the remote side is simply printing a 5xx one line > message "not accepted" banner instead of the expected welcome 220 > banner, not giving any explanation to why, then closing the tcp > session, without postfix even getting a chance to say HELO! If the primary MX for a do

Re: retry 5xx using a fallback outgoing IP

2017-08-10 Thread Mai Ling
I'm sorry but I fail to understand what value is your acid question bringing to the conversation. FWIW, Mathus, the remote side is simply printing a 5xx one line message "not accepted" banner instead of the expected welcome 220 banner, not giving any explanation to why, then closing t

Re: retry 5xx using a fallback outgoing IP

2017-08-10 Thread Matus UHLAR - fantomas
On 10.08.17 08:04, Mai Ling wrote: My question is can postfix retry a failed delivery using another smtp_bind_address than the first tried and failed one? did you even read error messages you've got and searched the net for answers? On aug. 9, 2017 at 5:10 p.m., mailto:uh...@fantomas.sk)>

retry 5xx using a fallback outgoing IP

2017-08-09 Thread Mai Ling
I've already asked them that. My question is can postfix retry a failed delivery using another smtp_bind_address than the first tried and failed one? > > On aug. 9, 2017 at 5:10 p.m., (mailto:uh...@fantomas.sk)> wrote: > > > > On 09.08.17 17:00, Mai

Re: retry 5xx using a fallback outgoing IP

2017-08-09 Thread Matus UHLAR - fantomas
On 9 August 2017 at 12:35, Mai Ling mailto:mailinglist...@gmail.com)> wrote: > My small office client upgraded his internet connection and I've updated the self hosted postfix configuration file with the new IP address. > > Soon after, email users began complaining about bounces they started

Re: retry 5xx using a fallback outgoing IP

2017-08-09 Thread Mai Ling
no, it's statically configured > > On aug. 9, 2017 at 3:08 p.m., (mailto:domi...@timedicer.co.uk)> wrote: > > > > > On 9 August 2017 at 12:35, Mai Ling (mailto:mailinglist...@gmail.com)> wrote: > > > > > > > > > > > > > My small office clien

Re: retry 5xx using a fallback outgoing IP

2017-08-09 Thread Dominic Raferd
On 9 August 2017 at 12:35, Mai Ling wrote: > My small office client upgraded his internet connection and I've updated > the self hosted postfix configuration file with the new IP address. > > Soon after, email users began complaining about bounces they started > receiving for some emails they sen

retry 5xx using a fallback outgoing IP

2017-08-09 Thread Mai Ling
My small office client upgraded his internet connection and I've updated the self hosted postfix configuration file with the new IP address. Soon after, email users began complaining about bounces they started receiving for some emails they sent. After examining logs I've conclude