在「OpenSSH Removes SSHv1 Support」這邊看到 OpenSSH 拔掉 SSHv1 程式碼的消息。
In a series of commits starting here and ending with this one, Damien Miller completed the removal of all support for the now-historic SSHv1 protocol from OpenSSH.
在新的 distribution 裡引入新版 OpenSSH 時就不會有 SSHv1 的功能了...