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Learn how to install, configure, and operate the Vyatta Network Operating System (Vyatta NOS) and Orchestrator, which help drive our virtual networking and physical platforms portfolio.

Duplicate IP address error message when provisioning a guest automatically

The XML file defines the IP addresses for vhost interfaces. When you try to deploy a guest automatically by specifying an XML file with IP addresses that are already configured for the vCPE , an error message similar to the following is displayed.

RPC failure: [INFO] - Configured vhost interface "dp0vhost1" [INFO] - Configured guest "vr5600" [INFO] - Discarded all candidate deployment configuration [ERROR] - [interfaces] Duplicate address 10.1.1.2 used on interfaces: dp0vhost0,dp0vhost1  [[interfaces]] failed.  Validate failed! at /opt/vyatta/share/perl5/Vyatta/Configd.pm line 193.

To resolve the issue, ensure that the IP addresses used in the XML file are unique for the vCPE.