Looking for logging into the Nis Ubuntu site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Nis Ubuntu site. After that you can login as usual with your login credentials.
https://help.ubuntu.com/community/SettingUpNISHowTo
https://askubuntu.com/questions/1031022/using-nis-client-in-ubuntu-18-04-crashes-both-gnome-and-unity
https://www.server-world.info/en/note%3Fos%3DUbuntu_18.04%26p%3Dnis%26f%3D2
https://www.linuxquestions.org/questions/linux-server-73/unable-to-login-to-nis-client-machine-ubuntu-using-nis-login-user-name-653394/
https://ubuntuforums.org/showthread.php%3Ft%3D2365846
https://work.tenek.com/configure-nis-client-on-ubuntu-16-04/
https://forum.ubuntuusers.de/topic/kein-login-in-bestehendem-nis-netzwerk-moegli/
https://fs.wp.odu.edu/sobrien/2016/09/03/connecting-an-ubuntu-16-04-client-to-an-old-school-nis-server/
http://www.google.de/url?url=http://www.yolinux.com/TUTORIALS/NIS.html
https://www.oreilly.de/german/freebooks/rlinux3ger/ch155.html
https://unix.stackexchange.com/questions/217900/ubuntu-14-04-2-lts-for-nis-users-ssh-works-but-console-login-and-sudo-fail
https://launchpad.net/ubuntu/bionic/%2Bpackage/nis
https://arran.physics.gla.ac.uk/wp/igr-it/2017/06/15/notes-on-getting-ubuntu-16-04-to-work-with-nis/