On 28.07.2016 21:38, Benny Pedersen wrote: > On 2016-07-28 21:18, Noel Jones wrote: > >> openssl s_client -connect yourserver:587 -starttls smtp > > tested and it works with that one as it should > > outlook express and andreoid works aswell, it just for me thunderbird > does not
Thunderbird and Postfix work here for years without a problem, so there is most likely no general problem with this combination. Do you have by any chance imported an old certificate in Thunderbird? Check your certificate storage in Thunderbird. Cheers, Juri