...
It's likely the context for the given protocol doesn't contain enough information for a session to be created, or it's just wrong. Use the protocols:context command to register a context with corrected information. Check that the URI contains the user/password, host, schema, etc... Concrete context information, however, depends on the underlying protocol implementation.
2) When trying to start a new router resource, it fails with the following error: "The subsystem request failed".
The netconf subsystem for ssh connections is not set enabled in the router. Thus, OpenNaaS netconf client cannot connect to the router device. Netconf should be enabled in the router . You before trying to start the resource in OpenNaaS. You can find the problem description and it solution at http://jira.i2cat.net:8080/browse/OPENNAAS-238
...