Debian family:
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Package:		nfs-kernel-server
Service:		nfs-kernel-server	('service nfs-kernel-server status' etc)

General:
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Export definitions:	/etc/exports
Current exports:	/var/lib/nfs/etab	('cat /var/lib/nfs/etab')

Reload currently defined exportpoints:	'exportfs -arv'

Query nfs server:	'showmount -e localhost|hostname'