Cisco 7912G Administration Guide - Page 18
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Document Conventions Preface • Training-Cisco offers world-class networking training. Current offerings in network training are listed at this URL: http://www.cisco.com/en/US/learning/le31/learning_recommended_training _list.html Document Conventions This document uses the following conventions: Convention boldface font italic font [] { x | y | z } [ x | y | z ] string screen font boldface screen font italic screen font ^ Description Commands and keywords are in boldface. Arguments for which you supply values are in italics. Elements in square brackets are optional. Alternative keywords are grouped in braces and separated by vertical bars. Optional alternative keywords are grouped in brackets and separated by vertical bars. A nonquoted set of characters. Do not use quotation marks around the string or the string will include the quotation marks. Terminal sessions and information the system displays are in screen font. Information you must enter is in boldface screen font. Arguments for which you supply values are in italic screen font. The symbol ^ represents the key labeled Control-for example, the key combination ^D in a screen display means hold down the Control key while you press the D key. Nonprinting characters, such as passwords are in angle brackets. Note Means reader take note. Notes contain helpful suggestions or references to material not covered in the publication. xviii Cisco IP Phone Administration Guide for Cisco CallManager 3.3, Cisco IP Phones 7902G/7905G/7912G OL-6313-01