Thunderbird and "Login to server failed".

[John Wade]

We also have seen this with Thunderbird and cyrus 2.4, never had time to 
debug.  Always assumed it was a client defect.

John

On 10/4/2017 9:09 AM, Eugene M. Zheganin wrote:
> Hi,
>
> On 04.10.2017 18:26, Simon Matter wrote:
>> Interesting, I've never seen this problem over the years.
>>
>> Are there firewall rules active on the cyrus-imapd host? Probably 
>> limiting
>> connection rate?
>>
> Yeah, but this happens even when I'm in the same LAN as the server is, 
> and no filtering between my machine and server happens at all. 
> Furthermore, I'm administering this server packet filter and I can 
> tell that there's no connection-limiting rules at all. Plus, I've had 
> this reproduced right now and made sure that the firewall logged no 
> blocked packets, so whatever the cause is, it's not a firewall.
>
>
> Thanks.
>
> Eugene.
>
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