Re: adding secondary MX

2009-05-22 Thread Aaron Wolfe
On Fri, May 22, 2009 at 3:19 PM, Rick wrote: > > > On Tue, May 19, 2009 at 1:58 PM, Noel Jones wrote: >> >>> Won't the mail just be forwarded to the primary mail server, who can >>> reject it there? >> >> ... which then causes your server to generate a bounce to the (often >> forged) envelope sen

Re: adding secondary MX

2009-05-22 Thread Rick
On Tue, May 19, 2009 at 1:58 PM, Noel Jones wrote: > > >> >> Won't the mail just be forwarded to the primary mail server, who can >> reject it there? >> > > ... which then causes your server to generate a bounce to the (often > forged) envelope sender. Your queue will be clogged with undelivera

Re: adding secondary MX

2009-05-19 Thread Noel Jones
post...@corwyn.net wrote: At 11:40 AM 5/19/2009, Noel Jones wrote: Add an entry to /etc/postfix/relay_recipients: @the.backed-up.domain.tld x Technically correct, but unwise. You must validate recipients for the backed-up domain. why "must"? Won't the mail just be forwarded to the primary m

Re: adding secondary MX

2009-05-19 Thread Aaron Wolfe
On Tue, May 19, 2009 at 1:07 PM, wrote: > At 11:40 AM 5/19/2009, Noel Jones wrote: >>> >>> Add an entry to /etc/postfix/relay_recipients: >>> @the.backed-up.domain.tld x >> >> Technically correct, but unwise. >> You must validate recipients for the backed-up domain. > > why "must"? > > Won't the

Re: adding secondary MX

2009-05-19 Thread postfix
At 11:40 AM 5/19/2009, Noel Jones wrote: Add an entry to /etc/postfix/relay_recipients: @the.backed-up.domain.tld x Technically correct, but unwise. You must validate recipients for the backed-up domain. why "must"? Won't the mail just be forwarded to the primary mail server, who can reject

Re: adding secondary MX

2009-05-19 Thread Noel Jones
post...@corwyn.net wrote: I have a postfix mail server (postfix-2.3.3-2.1.centos.mysql_pgsql) hosting 20-30 virtual domains on mysql. Now I find myself with the need to make that server also the secondary MX for another specific domain that I was for all users. If I understand the steps c

adding secondary MX

2009-05-19 Thread postfix
I have a postfix mail server (postfix-2.3.3-2.1.centos.mysql_pgsql) hosting 20-30 virtual domains on mysql. Now I find myself with the need to make that server also the secondary MX for another specific domain that I was for all users. If I understand the steps correctly (from http://www.