On Thu, Nov 27, 2014 at 2:54 PM, joel jaeggli <joe...@bogus.com> wrote: > I don't see this in my home market, but I do see it in someone else's... > I kind of expect this for port 25 but... > > J@mb-aye:~$telnet 147.28.0.81 587 > Trying 147.28.0.81... > Connected to nagasaki.bogus.com. > Escape character is '^]'. > 220 nagasaki.bogus.com ESMTP Sendmail 8.14.9/8.14.9; Thu, 27 Nov 2014 > 19:17:44 GMT > ehlo bogus.com > 250-nagasaki.bogus.com Hello XXXXXXXXXXXXXXX.wa.comcast.net > [XXX.XXX.XXX.XXX], pleased to meet you > 250 ENHANCEDSTATUSCODES > > J@mb-aye:~$telnet 2001:418:1::81 587 > Trying 2001:418:1::81... > Connected to nagasaki.bogus.com. > Escape character is '^]'. > 220 nagasaki.bogus.com ESMTP Sendmail 8.14.9/8.14.9; Thu, 27 Nov 2014 > 19:18:33 GMT > ehlo bogus.com > 250-nagasaki.bogus.com Hello > [IPv6:2601:7:2380:XXXX:XXXX:XXXX:c1ae:7d73], pleased to meet you > 250-ENHANCEDSTATUSCODES > 250-PIPELINING > 250-8BITMIME > 250-SIZE > 250-DSN > 250-AUTH DIGEST-MD5 CRAM-MD5 LOGIN > 250-STARTTLS > 250-DELIVERBY > 250 HELP > > that's essentially a downgrade attack on my ability to use encryption > which seems to be in pretty poor taste frankly.
Hi Joel, I'm not sure I follow your complaint here. Are you saying that Comcast or a Comcast customer in Washington state stripped the STARTTLS verb from the IPv4 port 587 SMTP submission connection between you and a third party? Thanks, Bill Herrin -- William Herrin ................ her...@dirtside.com b...@herrin.us Owner, Dirtside Systems ......... Web: <http://www.dirtside.com/> May I solve your unusual networking challenges?