sudo apt update
Ign:1 cdrom://Ubuntu 16.10 _Yakkety Yak_ - Release amd64 (20161012.2) yakkety InRelease
Hit:2 cdrom://Ubuntu 16.10 _Yakkety Yak_ - Release amd64 (20161012.2) yakkety Release
Get:4 http://security.ubuntu.com/ubuntu yakkety-security InRelease [93.3 kB]   
Hit:5 http://archive.ubuntu.com/ubuntu yakkety InRelease                       
Hit:6 http://ppa.launchpad.net/yannubuntu/boot-repair/ubuntu yakkety InRelease
Get:7 http://archive.ubuntu.com/ubuntu yakkety-updates InRelease [94.5 kB]     
Fetched 188 kB in 1s (153 kB/s)                                                
Reading package lists... Done
Building dependency tree       
Reading state information... Done
116 packages can be upgraded. Run 'apt list --upgradable' to see them.