Summary
This chapter has introduced several effective mechanisms by which a system administrator can communicate with his or her coworkers. Writing documentation—including procedures, diagrams, and host lists—is the first step in establishing communication. Change management is the next step; this process implements approval, notification, and auditing for all changes on your systems, to help stabilize your systems and minimize the number of surprises that result from unannounced changes. Finally, revision control is used by system administrators to track changes to configuration files. The most popular revision control tool is RCS, which is available on all Unix systems.
System administrators are not traditionally known as effective communicators, ...
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