nfs

I am having trouble getting NFS shares to work. Please assist - Many Thanks.

The outputs from dmesg and /var/log/syslog are manual restarts using: # service nfs-kernel-server restart

SERVER Ubuntu 13.04 - 10.0.0.3 {

	/etc/exports {

		/media/downloads/shared/downloads 10.0.0.200(rw,no_root_squash,async,no_subtree_check)
		/media/downloads/shared/multimedia 10.0.0.0/24(rw,no_root_squash,async,no_subtree_check)

	}

	/etc/hosts {
		127.0.0.1       localhost
		10.0.0.3        upstairs
		10.0.0.200      tvbox

	}

	/var/log/syslog {
		May 15 19:01:56 upstairs rpc.mountd[1473]: Caught signal 15, un-registering and exiting.
		May 15 19:01:56 upstairs kernel: [ 1840.039385] nfsd: last server has exited, flushing export cache
		May 15 19:01:57 upstairs kernel: [ 1841.208109] NFSD: Using /var/lib/nfs/v4recovery as the NFSv4 state recovery directory
		May 15 19:01:57 upstairs kernel: [ 1841.208155] NFSD: starting 90-second grace period (net c18ef1c0)
		May 15 19:01:57 upstairs rpc.mountd[19635]: Version 1.2.6 starting

	}

	$ showmount -e
	/media/downloads/shared/multimedia 10.0.0.0/24
	/media/downloads/shared/downloads  10.0.0.200

	$ dmesg
	[ 1840.039385] nfsd: last server has exited, flushing export cache
	[ 1841.208109] NFSD: Using /var/lib/nfs/v4recovery as the NFSv4 state recovery directory
	[ 1841.208155] NFSD: starting 90-second grace period (net c18ef1c0)


}


CLIENT Ubuntu 13.04 - 10.0.0.200 {

	/etc/fstab {

		10.0.0.3:/media/downloads/shared/downloads /media/downloads nfs rw,defaults 0 0
		10.0.0.3:/media/downloads/shared/multimedia /media/multimedia nfs rw,defaults 0 0

	}

	/etc/hosts {

		127.0.0.1       localhost
		127.0.1.1       tvbox
		10.0.0.3        upstairs

	}

	# mount -a
	mount.nfs: access denied by server while mounting 10.0.0.3:/media/downloads/shared/downloads
	mount.nfs: access denied by server while mounting 10.0.0.3:/media/downloads/shared/multimedia

	# mount -t nfs -o rw,defaults 10.0.0.3:/media/downloads/shared/multimedia /media/multimedia
	mount.nfs: access denied by server while mounting 10.0.0.3:/media/downloads/shared/multimedia

	# mount -t nfs -o rw,defaults 10.0.0.3:/media/downloads/shared/downloads /media/downloads
	mount.nfs: access denied by server while mounting 10.0.0.3:/media/downloads/shared/downloads

	# nmap -P0 10.0.0.3
	PORT     STATE SERVICE
	80/tcp   open  http
	111/tcp  open  rpcbind
	2049/tcp open  nfs


}