Looking for logging into the Nis Access Denied 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 Access Denied site. After that you can login as usual with your login credentials.
https://community.hpe.com/t5/System-Administration/nis-unable-to-login-from-the-nis-client/td-p/4083716
https://www.linuxquestions.org/questions/linux-server-73/nis-user-cannot-access-the-server-699585/
https://it.toolbox.com/question/nis-works-but-i-cant-log-in-021803
https://it.toolbox.com/question/password-r-nis-username-on-nis-client-permission-denied-082508
https://unix.stackexchange.com/questions/166135/cant-login-to-debian-7-7-with-kerberos-nis-user
https://serverfault.com/questions/561724/root-denied-login-if-networking-down-on-nis-yp-environment
https://www.techrepublic.com/forums/discussions/nis-configuration-not-working-on-linux/
https://ubuntuforums.org/showthread.php%3Ft%3D1704389
https://bugzilla.redhat.com/show_bug.cgi%3Fid%3D64234
https://docs.oracle.com/cd/E19253-01/816-4558/6maotq4or/index.html
https://www.centos.org/forums/viewtopic.php%3Ft%3D58758
https://www.experts-exchange.com/questions/26553849/HP-UX-telnet-SSH-access-denied.html
http://www.google.de/url?url=http://www.linuxforums.org/forum/ubuntu-linux/157650-solved-permission-denied-nis-users.html