Yep, looks good. But does that help if its the far end that is the problem? On Fri, 24 Jan 2020 11:47:12 -0500, Bill Cole via mailop wrote: > > On 23 Jan 2020, at 18:01, John Covici via mailop wrote: > > > Hi. I am using sendmail from my own server and using a virtual > > machine in the cloud as a relay. That machine all of a sudden several > > days ago keeps getting a message saying > > Jan 23 17:51:33 debian-2 sm-mta[7625]: STARTTLS=client, error: connect > > failed=-1, reason=dh key too small, SSL_error=1, errno=0, retry=-1 > > > > Now, in my sendmail.mc (included from starttls.m4 I have > > define(`confDH_PARAMETERS', `/etc/mail/tls/sendmail-common.prm')dnl > > # <= EDIT and I made sure that the file was regenerated with 2046 bits > > by doing > > openssl dhparam -out /etc/mail/tls/sendmail-common.prm 2048 > > So, what the heck is happening, wnhy do at least some sites say the dh > > key is too small? > > > > Thanks in advance for any suggestions. > > In case you have not done so already, actually LOOK at that > file. It should be a PEM-format file containing: > > -----BEGIN DH PARAMETERS----- > [6x64-character lines of Base64, last line partial] > -----END DH PARAMETERS----- > > Also check the size (424 bytes) permissions (must be readable by > whatever user Sendmail runs as) and if you're using SELinux, make > sure it has the correct file context label. And make sure that > name is right: did you actually use the ".prm" filename extension > in creating it and in your sendmail.mc? > > Often the problem with arcane technical issues is actually in the > simplest external details... > > -- > Bill Cole > b...@scconsult.com or billc...@apache.org > (AKA @grumpybozo and many *@billmail.scconsult.com addresses) > Not For Hire (currently) > > _______________________________________________ > mailop mailing list > mailop@mailop.org > https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop >
-- Your life is like a penny. You're going to lose it. The question is: How do you spend it? John Covici wb2una cov...@ccs.covici.com _______________________________________________ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop