Re: IPv6 recap
Alessandro Vesely <[email protected]>
| Newsgroups | gmane.mail.imap.courier.general |
|---|---|
| Message-ID | <[email protected]> |
On Tue 23/Apr/2024 18:09:13 +0200 Jan Bruns wrote: > On 05.04.24 13:52, Alessandro Vesely wrote: > >> this happened again, but this time caused a bounce: >> <<< 554 [..]Comcast requires that all mail servers must have a PTR record with a valid Reverse[..] >> >> Is it possible to inhibit use of IPv6 a little bit harder? > > Argh. IONOS recently moved to not doing IPv6 rDNS, too, and I was hoping > ESMTP_PREFER_IPV6_MX=0 could limit the prob to IPv6 only targets. The latest release might fix that. I'm not sure what happens when all of remote IPv4 MXes are busy, but I never had saw outgoing IPv6 connections since I installed Sam's patch of April 7. Best Ale -- _______________________________________________ courier-users mailing list [email protected] Unsubscribe: https://lists.sourceforge.net/lists/listinfo/courier-users