Seldon, a secondary machine, stopped communicating because it had the wrong address. When restarted with the correct address, the machine connected, but the port for the Celestial module never bound.

address	class	status
Aeon.command	CMessagePortSplitter	1 port
[email protected]/AeonDb	CInterprocessPort	
[email protected]/AeonDb	CInterprocessPort	
Anacreon.command	CMessagePortSplitter	1 port
[email protected]/Anacreon3	CInterprocessPort	
Celestial.command	CMessagePortSplitter	0 ports
Cryptosaur.command	CMessagePortSplitter	1 port
[email protected]/CentralModule	CMessagePortSplitter	1 port
Cryptosaur.notify	(unbound)	
Diagnostics.command	CMessagePortSplitter	1 port
[email protected]/CentralModule	CMessagePortSplitter	1 port
Esper.command	CMessagePortSplitter	1 port
[email protected]/CentralModule	CMessagePortSplitter	1 port
[email protected]~/~	CMessagePortSplitter	1 port
[email protected]/CentralModule	CMessagePortSplitter	1 port
[email protected]~/CentralModule	CMessagePortSplitter	1 port
[email protected]/CentralModule	CMessagePortSplitter	1 port
[email protected]~/CentralModule	CMessagePortSplitter	1 port
Exarch.notify	CMessagePortSplitter	1 port
[email protected]/CentralModule	CMessagePortSplitter	1 port
Hyperion.command	CMessagePortSplitter	1 port
[email protected]/CentralModule	CMessagePortSplitter	1 port
[email protected]/AeonDb	CInterprocessPort	
[email protected]/Anacreon3	CInterprocessPort	
[email protected]/CentralModule	CMessagePortSplitter	1 port
[email protected]/TransArc	CInterprocessPort	
[email protected]/CentralModule	CIntermachinePort	
[email protected]~/CentralModule	CMessagePortSplitter	1 port
[email protected]~/~	CMessagePortSplitter	1 port
Mnemosynth.notify	(unbound)