Search found 3 matches
- Wed Oct 06, 2021 5:58 pm
- Forum: Suggestion Box
- Topic: DKIM?
- Replies: 6
- Views: 118478
Re: DKIM?
I see it's been a while since this issue was pinged. Any update? Gmail/MSN/Yahoo/Comcast/Outlook are getting much more strict.
- Wed Oct 06, 2021 5:49 pm
- Forum: Support
- Topic: TLS Certificate error
- Replies: 3
- Views: 9002
Re: TLS Certificate error
Thanks, I used these as a guide; I'll share all the steps I performed to make it work (for the next Exchange user): -Download and install the following into the Trusted Root Certification Authorities: -- https://letsencrypt.org/certs/isrgrootx1.der -- https://letsencrypt.org/certs/isrg-root-x2.der -...
- Wed Oct 06, 2021 12:53 pm
- Forum: Support
- Topic: TLS Certificate error
- Replies: 3
- Views: 9002
TLS Certificate error
About 6 days ago, rollernet stopped accepting mail from my server. I had made no configuration changes on my side. I have llooked at my outbound queues, and discovered the following error on my outbound smarthost connector: 451 4.4.396 Target host responded with error. -> 454 4.7.5 Certificate valid...