A new update is available for Fedora Core - Fedora Core 4 Update: system-config-nfs-1.3.11-0.fc4.2. Here the announcement:

Fedora Update Notification
FEDORA-2005-1148
2005-12-16
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Product : Fedora Core 4
Name : system-config-nfs
Version : 1.3.11
Release : 0.fc4.2
Summary : NFS server configuration tool
Description :
system-config-nfs is a graphical user interface for creating,
modifying, and deleting nfs shares.

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* Fri Dec 16 2005 Nils Philippsen <nphilipp@redhat.com>
- translate permissions column (#175921, patch by Frank Arnold)


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This update can be downloaded from:
http://download.fedora.redhat.com/pub/fedora/linux/core/updates/4/

0e7e7abf38d35ad3a4cef7cd890c6a7d SRPMS/system-config-nfs-1.3.11-0.fc4.2.src.rpm
10d2e32e99adcd8985c4b42447880f14 x86_64/system-config-nfs-1.3.11-0.fc4.2.noarch.rpm
10d2e32e99adcd8985c4b42447880f14 i386/system-config-nfs-1.3.11-0.fc4.2.noarch.rpm

This update can also be installed with the Update Agent; you can
launch the Update Agent with the 'up2date' command.