Re: dnsblog and host or domain not found\

2018-07-26 Thread Bill Cole
On 26 Jul 2018, at 19:34 (-0400), Wietse Venema wrote: Bill Cole: On 26 Jul 2018, at 11:23, Alex wrote: I have a postfix-3.3.1 running on a fedora28 system and frequently see warnings such as these in my logs: Jul 26 10:42:09 mail03 postfix/dnsblog[3949]: warning: dnsblog_query: lookup err

Re: dnsblog and host or domain not found\

2018-07-26 Thread Wietse Venema
Bill Cole: > On 26 Jul 2018, at 11:23, Alex wrote: > > > I have a postfix-3.3.1 running on a fedora28 system and frequently see > > warnings such as these in my logs: > > > > Jul 26 10:42:09 mail03 postfix/dnsblog[3949]: warning: dnsblog_query: > > lookup error for DNS query 51.225.249.24.b.barrac

Re: dnsblog and host or domain not found

2018-07-26 Thread Bill Cole
On 26 Jul 2018, at 11:23, Alex wrote: I have a postfix-3.3.1 running on a fedora28 system and frequently see warnings such as these in my logs: Jul 26 10:42:09 mail03 postfix/dnsblog[3949]: warning: dnsblog_query: lookup error for DNS query 51.225.249.24.b.barracudacentral.org: Host or domain n

Re: dnsblog and host or domain not found

2018-07-26 Thread Wietse Venema
Alex: > I was having a DNS issue on this host, so I thought it was also > possible that it was related to that. I'm using a local bind caching It probably was. Unless there is a reason why barracudacentral was giving different replies to your different machines. Wietse

dnsblog and host or domain not found

2018-07-26 Thread Alex
Hi, I have a postfix-3.3.1 running on a fedora28 system and frequently see warnings such as these in my logs: Jul 26 10:42:09 mail03 postfix/dnsblog[3949]: warning: dnsblog_query: lookup error for DNS query 51.225.249.24.b.barracudacentral.org: Host or domain name not found. Name service error for

Re: Fall back to relay after a 5XX reply from destination?

2018-07-26 Thread Matus UHLAR - fantomas
Matus> On 26.07.18 13:38, Luc Pardon wrote: Recently, my provider forced me from ADSL (being phased out here) to VDSL, and I now find myself sending mail from a "dynamic" IP address... "Matus" == Matus UHLAR <- fantomas > writes: Matus> is it really dynamic? Was the previous one dynamic? Matu

Re: Fall back to relay after a 5XX reply from destination?

2018-07-26 Thread John Stoffel
> "Matus" == Matus UHLAR <- fantomas > writes: Matus> On 26.07.18 13:38, Luc Pardon wrote: >> Recently, my provider forced me from ADSL (being phased out here) to >> VDSL, and I now find myself sending mail from a "dynamic" IP address... Matus> is it really dynamic? Was the previous one dynam

Re: Fall back to relay after a 5XX reply from destination?

2018-07-26 Thread Matus UHLAR - fantomas
On 26.07.18 13:38, Luc Pardon wrote: Recently, my provider forced me from ADSL (being phased out here) to VDSL, and I now find myself sending mail from a "dynamic" IP address... is it really dynamic? Was the previous one dynamic? If not, ask them to assign you a DNS name that does NOT look like

Re: Fall back to relay after a 5XX reply from destination?

2018-07-26 Thread Wietse Venema
Luc Pardon: > Hello, > > I've been running a small volume Postfix mail server on a fixed IP for > 15+ years or so. > > Recently, my provider forced me from ADSL (being phased out here) to > VDSL, and I now find myself sending mail from a "dynamic" IP address... > > As expected, some destinations

Re: Switching final delivery from Postfix to Dovecot

2018-07-26 Thread Danny Horne
On 26/07/18 10:56, Wietse Venema wrote: > Danny Horne: >> Hi, >> >> After using local filters (on Thunderbird) for a long time I'm trying to >> get Dovecot / Sieve filtering working.? I think I'm almost there but >> can't get Postfix to allow Dovecot to do the final delivery, which is (I >> believe

Fall back to relay after a 5XX reply from destination?

2018-07-26 Thread Luc Pardon
Hello, I've been running a small volume Postfix mail server on a fixed IP for 15+ years or so. Recently, my provider forced me from ADSL (being phased out here) to VDSL, and I now find myself sending mail from a "dynamic" IP address... As expected, some destinations refuse to accept my outgoing

Re: Switching final delivery from Postfix to Dovecot

2018-07-26 Thread Danny Horne
On 26/07/18 10:56, Wietse Venema wrote: > Danny Horne: >> Hi, >> >> After using local filters (on Thunderbird) for a long time I'm trying to >> get Dovecot / Sieve filtering working.? I think I'm almost there but >> can't get Postfix to allow Dovecot to do the final delivery, which is (I >> believe

Re: Switching final delivery from Postfix to Dovecot

2018-07-26 Thread Wietse Venema
Danny Horne: > Hi, > > After using local filters (on Thunderbird) for a long time I'm trying to > get Dovecot / Sieve filtering working.? I think I'm almost there but > can't get Postfix to allow Dovecot to do the final delivery, which is (I > believe) the only thing stopping things working. > >

Switching final delivery from Postfix to Dovecot

2018-07-26 Thread Danny Horne
Hi, After using local filters (on Thunderbird) for a long time I'm trying to get Dovecot / Sieve filtering working.  I think I'm almost there but can't get Postfix to allow Dovecot to do the final delivery, which is (I believe) the only thing stopping things working. Here's my postconf -n output,