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How to restore networking after droplet rebuilt from an image?

Posted on August 10, 2017

I took a snapshot of my Ubuntu after which I destroyed it. Now I’m trying to restore it and I’m having problems with networking. I only have the loopback lo at 127.0.0.1.

In the previous droplet I had eth0 defined in /etc/network/interfaces.d/00-default.cfg. Now I got a new public IP and most likely a new subnet IP. Before it was 198.199.125.73. Now I don’t know what it is nor how to check it.

When I do:

systemctl restart networking

it fails, and journalctl -xe contains a line with “Failed to start Raise network interfaces.”

How can I recover and get the net working?



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Hello @tomas1

If you destroy and then create a droplet from a snapshot it will be deployed with the IP address.

Rebuilding a droplet will preserve the IP address in case you need this.

I’ll recommend examining the logs and the network interface - /etc/network/interfaces.d/00-default.cfg for any syntax or misconfiguration.

https://docs.digitalocean.com/support/check-your-droplets-network-configuration/

Regards

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