I just tried this here in my office and it connected just fine:
$ sw_vers ProductName: Mac OS X ProductVersion: 10.12.2 BuildVersion: 16C67 $ $ TLSTool s_client -connect mail.antennasys.net:990 -noverify * input stream did open * output stream did open * input stream has bytes * protocol: TLS 1.2 * cipher: RSA_WITH_AES_256_GCM_SHA384 * trust result: unspecified * certificate info: * 0 + rsaEncryption 2048 sha256-with-rsa-signature 'mail.antennasys.net' * 1 + rsaEncryption 2048 sha256-with-rsa-signature 'DigiCert SHA2 Secure Server CA' * 2 + rsaEncryption 2048 sha1-with-rsa-signature 'DigiCert Global Root CA' 220 ftp.antennasys.net X2 WS_FTP Server 7.6.2(29141472) * output stream has space ^C
It also works without the
Is it possible that this server has been updated to fix the problem? Or that the same DNS name connects to different servers depending on the location of the source? I’m connecting from my home network; perhaps this is an Inter- vs intranet thing?
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Quinn “The Eskimo!”
Apple Developer Relations, Developer Technical Support, Core OS/Hardware
let myEmail = "eskimo" + "1" + "@apple.com"