telecast@telecast-PowerEdge-R210-II:~$ sudo curl -o /etc/apt/sources.list.d/mssql-server.list https://packages.microsoft.com/config/ubuntu/16.04/mssql-server-2017.list
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- 0:02:02 --:--:-- 0
curl: (35) gnutls_handshake() failed: Error in the pull function.