Author: Viktor Dukhovni Date: To: exim-users Subject: Re: [exim] TLS unsupported protocol?
> On Sep 2, 2019, at 7:01 PM, Mike Tubby via Exim-users <exim-users@???> wrote: >
> 2019-09-02 23:57:30 CONNECT: New connection from 126.96.36.199:62950 -> 188.8.131.52:25
> 2019-09-02 23:57:30 CONNECT: Accepting connection from: 184.108.40.206 - not blocked by any RBL
> 2019-09-02 23:57:30 HELO: Accepted HELO/EHLO serv13.vsi.ru from remote host: 220.127.116.11 (serv13.vsi.ru)
> 2019-09-02 23:57:30 CRYPTO: Client 18.104.22.168:62950 issued STARTTLS
> 2019-09-02 23:57:30 TLS error on connection from serv13.vsi.ru [22.214.171.124] (SSL_accept): error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol
> is this just a case of them using SSLv2 or something I don't have enabled at my end?
It could be an older version of SSL/TLS, or could be anything else at all
(just garbage, not TLS). The only way to know is to capture a PCAP file,
and look at the packets with wireshark or tshark.
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