root@beaglebone:~# vim /etc/apt/sources.list

W: Failed to fetch http://deb.debian.org/debian/dists/jessie-updates/InRelease

W: Failed to fetch http://security.debian.org/dists/jessie/updates/InRelease

W: Failed to fetch http://deb.debian.org/debian/dists/jessie-backports/InRelease

W: Failed to fetch http://repos.rcn-ee.com/debian/dists/jessie/InRelease

W: Failed to fetch https://deb.nodesource.com/node_4.x/dists/jessie/main/binary-armhf/Packages  Failed to connect to deb.nodesource.com port 443: Connection refused

W: Failed to fetch http://deb.debian.org/debian/dists/jessie/Release.gpg  Unable to connect to deb.debian.org:http:

W: Failed to fetch http://deb.debian.org/debian/dists/jessie-updates/Release.gpg  Unable to connect to deb.debian.org:http:

W: Failed to fetch http://deb.debian.org/debian/dists/jessie-backports/Release.gpg  Unable to connect to deb.debian.org:http:

W: Failed to fetch http://security.debian.org/dists/jessie/updates/Release.gpg  Unable to connect to security.debian.org:http:

W: Failed to fetch http://repos.rcn-ee.com/debian/dists/jessie/Release.gpg  Unable to connect to repos.rcn-ee.com:http:

W: Some index files failed to download. They have been ignored, or old ones used instead.
root@beaglebone:~#