Unfortunately, resetting the IIS does not help.
#Outook for mac 2011 having issues windows#
Only a restart of the Windows server causes a new certificate to be included in the certificate chain.
This confirms the problem that in many cases an updated Let’s Encrypt certificate does not take effect. * just issuing an iisreset does NOT fix the issue * rebooting the server causes the chains to be rebuilt and also fixes the issue. * Renewing the certificates on the server causes the chains to be rebuild and fixes the issue Other clients (Windows) continue working just fine. It keeps sending the expired intermediate certificate even after the actual expire date until the server is rebooted this breaks Clients that don’t provide intermediate certificates themselves (like iOS). There are issues with IIS the certificates are actually OK, but when building the certificate chain it sends, it prefers the old and now expired R3 intermediate certificate. Martin Bene wrote within this comment here in my blog: Also in this German comment on heise someone complains about issues with IIS and Let’s Encrypt certificates. Other comments like this German one within my blog confirm the issues with iOS devices. Why this only occurred on macOS and IOS is not entirely clear. issue all Let’s-Encrypt certificates NEWĪfter that the Apple devices had no problems, a restart there was not necessary. delete the expired X3 certificate in the Windows server certificate store. On macOS, the problem also occurred with Firefox. On all Windows devices there were no problems, with any browser. Issues mit Let’s Encrypt certificate, but that only occurred with macOS and iOS, when retrieved from a Windows server IIS. On German site heise there is this German comment, which contains some hints. Windows Internet Information Server (IIS) seems to have had problems with iOS devices. In this case, restarting the servers in question fixed the certificate chain – as can be seen from the following. The problem was that the server in question preferred the older Let’s Encrypt certificate. I have received a few comments reporting problems with Exchange Server as well as Windows Internet Information Server (IIS). In the meantime, however, it is clear from reader feedback that devices with iOS 14 or iOS 15, macOS etc. 30, 2021: Will we see trouble with old Let’s Encrypt certificates? However, it was unclear whether this would have an impact – it was assumed that this would only affect very old devices that no longer receive updates (e.g.
I had pointed this out in the blog post Sept. Clients that only know the old root certificates will not be able to verify Let’s Encrypt server certificates after that. How is that possible, shouldn't email be unaffected from the wireless network? On my iPhone however incoming and outgoing works no matter where I am.As of today, September 30, 2021, some root certificates used by Let’s Encrypt to sign client certificates will lose their validity (expiration of Intermediate R3 on at 19:21:40 GMT – the DST Root CA X3 expires on 14:01:15 GMT). Only at the office I seem to be able to do both. To be clear: at home I can receive emails but not send them. The email account is an imap on godaddy, in case that matters. The server may be down, overloaded, or there may be too much net traffic.(Error 3295) Verify the server information is entered correctly in the Account Settings, and that your DNS settings in the Network pane of System Preferences are correct.(Error 3176)Ģ) An operation on the server timed out. When I try to send an email at home however, I get usually one of the following errors:ġ) Outlook cannot find the server. When I try to receive and send emails at work, the incoming and outgoing works fine. I am using the exact same server settings as on my iMac in my office. I'm trying to set up my work email on my home laptop with Outlook 2011 for Mac version 14.2.2
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