I trying To install SFTP server on ubuntu but it gives me an error when connect I follow this link to install mysecureshell http://www.ubuntugeek.com/install-and-configure-sftp-server-on-ubuntu-16-04-xenial-xerus-server.html But when I try to connect from my switch for config backup I get the following …

Ubuntu VPS Hosting via Problem with SFTP.