Submission proxy warning connecting to Exim

[Sven Hartge]

On 03.09.20 01:57, Stephan Bosch wrote:

>>    1598480923.401085 220 myhostname ESMTP Exim 4.94 Wed, 26 Aug 2020
>> 18:28:43 -0400
>>    1598480923.401906 250-myhostname Hello localhost [::1]
>>    1598480923.401906 250-SIZE 52428800
>>    1598480923.401906 250-8BITMIME
>>    1598480923.401906 250-PIPELINING
>>    1598480923.401906 250-X_PIPE_CONNECT
>>    1598480923.401906 250-CHUNKING
>>    1598480923.401906 250-STARTTLS
>>    1598480923.401906 250 HELP
>>    1598480923.409242 250 OK
>>    1598480923.434743 250 Accepted
>>    1598480923.578335 250- 511 byte chunk, total 511
>>    1598480923.578335 250 OK id=1kB3uN-0006ar-HU
>>

> The underscore is not supported by the standard (only dash).
> 
> Is Exim doing this by default? In that case we may need to add a
> workaround for it.

This was added to the default feature set of Exim with 4.93 as
implementation of
https://www.ietf.org/archive/id/draft-harris-early-pipe-01.txt

Grüße,
Sven.

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