Delivery Status Notifications - What is required from the remote MTA?

2011-11-30 Thread Russell Jones
Hi *, My google-foo is failing me at this point, so I turn to you all. I am using a standard Postfix setup and am sending messages via Thunderbird. I am choosing under the Options menu "Delivery Status Notification". The results: DSN's for email sent

Re: Delivery Status Notifications - What is required from the remote MTA?

2011-11-30 Thread Russell Jones
Nevermind, I have finally found an article that explains DSN from behind the scenes. It is quite different than just a standard "250 OK" status message of course. Article was written in 1997 apparently, but still helpful

Re: Delivery Status Notifications - What is required from the remote MTA?

2011-11-30 Thread Wietse Venema
Russell Jones: html head meta content=text/html; charset=ISO-8859-1 http-equiv=Content-Type /head body bgcolor=#FF text=#00 Nevermind, I have finally found an article that explains DSN from behind the scenes. It is quite different than just a standard 250

Re: Delivery Status Notifications - What is required from the remote MTA?

2011-11-30 Thread Russell Jones
Hi Wietse, Thanks! That's different from what I read in that article then... according to that article the remote mail server needs to support DSN as well for the reports to be generated. If what you are saying is correct, how can I go about diagnosing why I am not receiving DSN success

Re: Delivery Status Notifications - What is required from the remote MTA?

2011-11-30 Thread Wietse Venema
Russell Jones: Hi Wietse, Thanks! That's different from what I read in that article then... according to that article the remote mail server needs to support DSN as well for the reports to be generated. Per RFC 3461..3464, Postfix sends DSN relayed (not success) if the remote server does

Re: Delivery Status Notifications - What is required from the remote MTA?

2011-11-30 Thread Russell Jones
Ah that makes sense! This problematic mail server does announce DSN when you telnet to it, while Google, Yahoo etc do not announce DSN support. Thanks for your help. Final question (hopefully), is there a way to ignore DSN announcements from remote servers and just treat them as if they

Re: Delivery Status Notifications - What is required from the remote MTA?

2011-11-30 Thread Wietse Venema
Russell Jones: Ah that makes sense! This problematic mail server does announce DSN when you telnet to it, while Google, Yahoo etc do not announce DSN support. Thanks for your help. Final question (hopefully), is there a way to ignore DSN announcements from remote servers and just treat

Re: Delivery Status Notifications - What is required from the remote MTA?

2011-11-30 Thread Russell Jones
Thanks! Just got it working as intended =) Nov 30 18:33:04 bigbertha postfix/smtp[22632]: discarding EHLO keywords: DSN On 11/30/2011 6:33 PM, Wietse Venema wrote: Russell Jones: Ah that makes sense! This problematic mail server does announce DSN when you telnet to it, while Google, Yahoo