Re: [qmailtoaster] TLS on SMTP connection error

2018-06-03 Thread Eric Broch
I had this last week when one of my QMT servers was trying to connect to some office 365 host which didn't exist. Get the IP address or MX hostname of the failed connection and try telneting to it manually...this is what I did...found out why there was a failed connection...no host. On

[qmailtoaster] TLS on SMTP connection error

2018-06-03 Thread Tony White
Hi folks,   This is the first time I have received this error and have no idea why I should be getting it. deferral: TLS_connect_failed;_connected_to_ The recipient is telling me it is my email client that cannot connect using the latest protocols. I am sure it is not my email client but is it

RE: [qmailtoaster] tlsserverciphers

2018-06-03 Thread CarlC Internet Services Service Desk
ALL:!aNULL:!ADH:!eNULL:!LOW:!EXP:RC4+RSA:+HIGH:+MEDIUM:!SSLv2 It's when I add the :!SSLv3 that I lose SSLv3 [good], TLS1 [bad] and TLS1.1 [don't care because it's really the same as 1.2]. Carl -Original Message- From: Eric Broch [mailto:ebr...@whitehorsetc.com] Sent: Sunday, June 03,

Re: [qmailtoaster] tlsserverciphers

2018-06-03 Thread Eric Broch
I don't think I have had any issues like this with Thunderbird. What's your tlsserverciphers file look like? On 6/2/2018 6:19 PM, CarlC Internet Services Service Desk wrote: Is there any way to disable the SSLv3 protocol without it taking out TLS 1.0? When I add ":-SSLv3" to tlsserverciphers,