Linux® Quick Fix

The user account is created only on the NIS server. NIS clients download the necessary username and password data from the NIS server to verify each user login. An advantage of NIS is that users need to change their passwords on the NIS server only,...

Users logging into the PCs will be assigned home directories on Bigboy and not on the PCs themselves.Each user's home directory will be automatically mounted with each user login on the PCs using NFS.The lab instructor will practice with a Linux PC n...

Here are the steps to configure the school's NFS server: 1. Edit the /etc/exports file to allow NFS mounts of the /home directory with read/write access: /home *(rw,sync) 2. Let NFS read the /etc/exports file for the n...

In a production environment in which the /home directory would be actively used, you'd have to force the users to log off, back up the data, restore it to the NFS server, and then follow the steps below. As this is a lab environment, these prerequisi...

NFS only covers file sharing over the network. You now have to configure NIS login authentication for the lab students before the job is done. The configuration of the NIS server is not difficult, but requires many steps that you may overlook. Don't ...

New NIS users can be created by logging into the NIS server and creating the new user account. In this case, you'll create a user account called nisuser and give it a new password. Once this is complete, you then have to update the NIS domain's auth...

Now that the NIS server is configured, it's time to configure the NIS clients. There are a number of related configuration files that you need to edit to get it to work. Take a look at the procedure. Run authconfig The authconfig program automati...

NIS relies a lot on broadcast traffic to operate, which prevents you from having an NIS server on a different network from the clients. You can avoid this problem on your local subnet by using slave servers that are configured to automatically synchr...

You should also test to make sure your users can change their NIS passwords from the NIS clients with the yppasswd command. The process is different whether there is only a single NIS master or a master-slave server relationship. When There Is Onl...

In many cases NFS, isn't used to create a centralized home directory for users and, therefore, you'll have to create it on each NIS client and not on the server. This example creates the home directory for the NIS client, Smallfry. After doing this,...

Troubleshooting is always required as any part of your daily routine, NIS is no exception. Here are some simple steps to follow to get it working again. 1. The rpcinfo command provides a list of TCP ports that your NIS client or server is us...

For example, LDAP, which is discussed in Chapter 31, "Centralized Logins Using LDAP and Radius," provides both encryption and the ability to be used on varied types of equipment. Unfortunately older operating systems don't support it, makin...