An updated caching-nameserver package that fixes a bug is now available under Red Hat Enterprise Linux.
The caching-nameserver package includes the configuration files that will make BIND, the DNS name server, act as a simple caching nameserver. Many users on dial-up connections use this package along
with BIND for this purpose. The address of L root server have been updated. All users of caching-nameserver should upgrade to this updated package, which resolves this issue.
To update just enter the following command as root user:
# up2date -u