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Elastix Unified Communications Server Cookbook by Gerardo Barajas Puente

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Knowing the best practices when installing Elastix – Logical security

Once our system is physically protected, we will cover the most important facts and give recommendations for securing our system at software level.

How to do it…

  • Use VLANS to separate the voice traffic from the data traffic.
  • If convenient, set a password for the BIOS. This action will prevent any user from modifying our system's hardware, or changing the booting options.
  • We recommend setting a password in the /etc/grub.conf file to prevent users from modifying Linux's kernel options and booting the system into Single User Mode. More information is given here: http://www.centos.org/docs/5/html/5.2/Deployment_Guide/s3-bootloader-grub.html
  • Avoid the use of the user root when logging ...

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