Unable to reach JMS Provider from PI

I am trying to connect to JMS Provider using JMS adapter ( Access JMS Provider with JNDI.)

But i am getting an error doing it.

Channel error occurred; detailed error description: com.sap.aii.adapter.jms.api.connector.ConnectorException: Error creating initial context with environment: {java.naming.provider.url=xxx.com:nn104, java.naming.factory.initial=com.sap.engine.services.jndi.InitialContextFactoryImpl, java.naming.security.principal=nnnn, java.naming.security.credentials=xxxx}for profile: ConnectionProfile of channel: CC_Senderon node: 17523850 having object id: a5a4a5a2404b36f6a421432c799f4f54: NamingException: Error getting the server-side naming service functionality during getInitialContext operation.

at com.sap.aii.adapter.jms.core.connector.JndiConnectorImpl.createInitialContext(JndiConnectorImpl.java:66)

...

Please let me know if you faced any similar issues.