Sign In Start Free Trial
Account

Add to playlist

Create a Playlist

Modal Close icon
You need to login to use this feature.
  • Book Overview & Buying Elastix Unified Communications Server Cookbook
  • Table Of Contents Toc
  • Feedback & Rating feedback
Elastix Unified Communications Server Cookbook

Elastix Unified Communications Server Cookbook

By : Gerardo Barajas Puente
5 (3)
close
close
Elastix Unified Communications Server Cookbook

Elastix Unified Communications Server Cookbook

5 (3)
By: Gerardo Barajas Puente

Overview of this book

This book is aimed at those who want to learn how to set up an Elastix Unified Communications Server without losing ground on Unified Communications and Voice over IP.
Table of Contents (19 chapters)
close
close
13
A. Description and Use of the Most Well-known FreePBX Modules
14
B. Addon Market Module
15
C. Asterisk Essential Commands
16
D. Asterisk Gateway Interface Programming
17
E. Helpful Linux Commands
18
Index

Helpful Linux commands for debugging

As with any operating system, executing service, or program, it is very important to know the state of them in real time. All operating systems and programs store their activities in logs. These logs are text files that are filled with information, messages, and events in order to have a system managed and administrated in the most accurate way.

  1. tail is a command that prints the last 10 lines of a file to the standard output by default. The most commonly used option for this command is f. This option will display the data as the file size increases. This command is very helpful to see in real time the information sent to a log.
    • For example, to follow the information sent to the operating system messages file, type tail -f /var/log/messages
    • The output could be as follows:
      Helpful Linux commands for debugging
    • To quit from this command, we press Crtl + C.
  2. The following list shows the information related to the most commonly used log files in Elastix Unified Communications Server:
    • /var/log/messages...

Unlock full access

Continue reading for free

A Packt free trial gives you instant online access to our library of over 7000 practical eBooks and videos, constantly updated with the latest in tech
bookmark search playlist font-size

Change the font size

margin-width

Change margin width

day-mode

Change background colour

Close icon Search
Country selected

Close icon Your notes and bookmarks

Delete Bookmark

Modal Close icon
Are you sure you want to delete it?
Cancel
Yes, Delete

Confirmation

Modal Close icon
claim successful

Buy this book with your credits?

Modal Close icon
Are you sure you want to buy this book with one of your credits?
Close
YES, BUY