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can compute node communicate with nova instances (with internal IP) without floating ip assignment?

asked 2017-02-01 05:49:34 -0500

Digvijay gravatar image

I want to make communication between compute-node & vm created by nova on that compute node. Using Neutron I have created a network & a subnet of I have booted a vm for that tenant & it got IP as; My compute node is network I am able to assign floating IP to the created vm as & I am able to communicate with vm using that ( ip.

But I don't want to use floating IP, still want the communication between them. (may be over internal network Is there any way?

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answered 2017-02-01 09:49:33 -0500

shasha.tavil gravatar image

The only two ways I can think of: 1. Creating an Openstack Provider network and subnet: Assign to VM one of the ports from Openstack Provider networks. 2. Attaching to network namespace.

I also came across similar issue and got it resolved by following steps in this blog: (

Hope this helps :)

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Asked: 2017-02-01 05:49:34 -0500

Seen: 86 times

Last updated: Feb 01 '17