My Oracle Support Banner

[ PCA ] A subset of Compute Nodes are not able to Communicate over a given Custom Network ( user-defined ) (Doc ID 2205238.1)

Last updated on FEBRUARY 04, 2022

Applies to:

Private Cloud Appliance - Version 2.0.5 and later
Linux x86-64


On Oracle Private Cloud Appliance, a subset of a given PCA rack's compute nodes are not able to communicate over an user-defined network.

Looking at the output of the pca-admin show network <network name> command, all the compute nodes should be part of the Custom Network.

Attempting to diagnose further the issue, one can see that the non-working compute nodes are all making use of the second interface instead of the first one (e.g. eth7B instead of eth7 on compute nodes that can make use of this network).

To determine which virtual interface carries the traffic of an user-defined network, please review :




To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.