Introduction Notational Conventions Material in this manual is presented in text, screen displays, or command-line notation.
Different typefaces indicate different functions.
New concepts or terms are generally in italic type when they first occur in text to indicate that they are defined in the paragraph. Lowercase italic type represents a variable , a placeholder for the text you actually enter. A variable can consist of different characters each time you make the entry. Throughout this manual, you may be instructed to enter specific characters on the keyboard. Command lines are normally entered in lowercase.