In this book, you will find a number of text styles that distinguish between different kinds of information. Here are some examples of these styles and an explanation of their meaning. Code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles are shown as follows: "We can see FreeSWITCH status information by issuing the stuts command at the FreeSWITCH console."
A block of code is set as follows:
<extension name="get voicemail">
<condition field="destination_number" expression="^\*98$">
<action application="answer"/>
<action application="voicemail"
data="check auth default ${domain_name}"/>
</condition>
</extension>
When we wish to draw your attention to a particular part of a code block, the relevant lines or items are set in bold:
<extension name="get voicemail">
<condition field="destination_number" expression="^\*98$">
<action application="answer"/>
<action application="voicemail"
data="check auth default ${domain_name}"/>
</condition>
</extension>
Any command-line input or output is written as follows:
/usr/local/freeswitch/bin/fs_cli –x version
New terms and important words are shown in bold.
Warnings or important notes appear like this.
Tips and tricks appear like this.