Networked storage and data backup the basics: Why save network hardware?

Many administrators data backup does not back up their network because hardware that they have never been up to. We all had the concept of backup of network servers drilled into our heads from the first day of our computing careers, but almost nobody does never speak to other types of backups. In addition, many devices (routers and network firewalls) is not even have a hard disk, so why back?

The reason why it is important to back up these types of devices is because their configurations can be difficult to replicate manuellement.Si you don't believe me, and then try to answer the following questions without finding answers:

How many extended DHCP you have, and what is the range of IP addresses for each scope?IP address what is your SMTP traffic forward for? firewalls you how, and what the open ports on each of them?

If you have a small network, then you will be able to answer these questions with ease relative.Dans enterprises, it would be very difficult for one person to remember all firewall and router configurations.Without a backup and/or adequate documentation, it would take a lot of time and effort to manually reconfigure such a device.

How to back up network hardware devices

It is obviously important backup hardware devices network, but how should do you? due to the nature of network appliance, include them in your night tape backups will probably be impossible .it ' is OK, because device configurations are usually fairly static, so frequent backups is important both that you have a reliable backup of your most recent configuration.

Document you the hardware configuration backup

Also important backups of hardware devices are, they are no substitute for proper documentation of their configuration.Pour give you a better idea of why I say this, let me tell you something which I arrived a few years ago.

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