Re: Trouble with STARTTLS...Connection lost

2021-01-30 Thread Matus UHLAR - fantomas
>> smtpd_tls_exclude_ciphers=MD5,SRP,PSK,aDSS,kECDH,kDH,SEED,IDEA,RC2,RC5,RC4,3DES >> smtpd_tls_mandatory_exclude_ciphers=aNULL > >Mostly harmless, but not necessary. On Fri, Jan 29, 2021 at 06:53:09PM +0100, Matus UHLAR - fantomas wrote: yes, but when the policy is encryption required for cl

Re: batching all mails to one or more domains to a non-permanently-powered machine with dynamic addresses

2021-01-30 Thread Matus UHLAR - fantomas
Dnia 29.01.2021 o godz. 19:29:14 Matus UHLAR - fantomas pisze: yes, but OTOH I'm not sure if fetchmail or getmail support single mail for multiple recipients. On 29.01.21 22:24, Jaroslaw Rafa wrote: From fetchmail website: "Fetchmail can be used as a POP/IMAP-to-SMTP gateway for an entire DNS

Re: batching all mails to one or more domains to a non-permanently-powered machine with dynamic addresses

2021-01-30 Thread Jan Ceuleers
On 30/01/2021 18:53, Matus UHLAR - fantomas wrote: >> Dnia 29.01.2021 o godz. 19:29:14 Matus UHLAR - fantomas pisze: >>> yes, but OTOH I'm not sure if fetchmail or getmail support single >>> mail for >>> multiple recipients. > > On 29.01.21 22:24, Jaroslaw Rafa wrote: >>> From fetchmail website: >>

Re: rejecting 'fancy' TLDs, allowing a specified one ?

2021-01-30 Thread Phil Stracchino
On 12/18/20 8:38 AM, @lbutlr wrote: > On 16 Dec 2020, at 04:14, Dominic Raferd wrote: >> /etc/postfix/reject_domains: >> >> /@abcd\.biz$/ DUNNO >> /\.bid$/ REJECT We reject all .bid domains >> /\.biz$/ REJECT We reject all .biz domains > > I do this: > > /.*automators\.fm$/ DUNNO > /.*counter\.s

Re: Trouble with STARTTLS...Connection lost

2021-01-30 Thread Viktor Dukhovni
On Sat, Jan 30, 2021 at 06:49:42PM +0100, Matus UHLAR - fantomas wrote: > >On Fri, Jan 29, 2021 at 06:53:09PM +0100, Matus UHLAR - fantomas wrote: > >> yes, but when the policy is encryption required for client-server > >> connections, aNULL would break that IIUC > >> - please correct me if I'm wr

Re: rejecting 'fancy' TLDs, allowing a specified one ?

2021-01-30 Thread Viktor Dukhovni
On Sat, Jan 30, 2021 at 01:20:13PM -0500, Phil Stracchino wrote: > I'm looking at implementing a rule to discard all > four-letter-and-above TLDs except whitelisted ones, because I'm tired > of playing whack-a-mole. I'd like to strongly advise against filtering by TLD. This is a very low quality

Stucked with "unable to look up host"

2021-01-30 Thread Daniel Armando Rodriguez
Messages log this error , relay=none, delay=1.2, delays=0.15/0.01/1/0, dsn=5.3.0, status=bounced (unable to look up host host.domain.com: No address associated with hostname) However, DNS resolution works as expected and has a PTR record associated with it. Any pointers would be greatly appreci

Re: Stucked with "unable to look up host"

2021-01-30 Thread Bob Proulx
Daniel Armando Rodriguez wrote: > , relay=none, delay=1.2, delays=0.15/0.01/1/0, dsn=5.3.0, status=bounced > (unable to look up host host.domain.com: No address associated with > hostname) > > However, DNS resolution works as expected and has a PTR record associated > with it. It is very common f

Re: Stucked with "unable to look up host"

2021-01-30 Thread Viktor Dukhovni
On Sat, Jan 30, 2021 at 09:39:01PM -0700, Bob Proulx wrote: > My best guess is that your chroot does not have a working resolv.conf file. Certainly a good place to start. The only odd detail is that the errors are 5.3.0 errors, so the lookup returned a definitive "no such host", rather than just