Haproxy error inconsistencies between private key and certificate loaded from PEM file

Error in haproxy with lets encrypt

error msg
bind *:443' : inconsistencies between private key and certificate loaded from PEM file '/etc/letsencrypt/live/

Need to create a new file

cat cert.pem privkey.pem > haproxy_cert.pem



Add in haproxy
frontend www
        bind *:80
        bind *:443  ssl crt /etc/letsencrypt/live/mydomain.com/haproxy_cert.pem

and make a test

haproxy -c -V -f /etc/haproxy/haproxy.cfg

SMTP test

Make test confirm your server is working.

Software to make tests in mail servers, smtp connections.

Check exchange version

How to now the number and version Exchange server


Microsoft

https://docs.microsoft.com/en-us/exchange/new-features/build-numbers-and-release-dates?view=exchserver-2019