NFS ports for firewall?
fungus at aros.net
Thu Apr 28 16:47:11 MDT 2005
On Apr 28, 2005, at 4:30 PM, Charles Curley wrote:
> I recently added a wireless AP to my network. This means I now want
> firewalls on all my boxen. Which ports do I have to have open so I can
> export NFS?
> I found:
> sunrpc 111/tcp portmapper # RPC 4.0 portmapper TCP
> sunrpc 111/udp portmapper # RPC 4.0 portmapper UDP
> nfs 2049/tcp nfsd
> nfs 2049/udp nfsd
> What else?
Those should be fine for normal use, but you can also look at other
open ports via `rpcinfo -p`.
Also be aware of security. NFS has only host/IP based security.
Meaning anyone driving by that can hop on your WAP, choose an IP
address and mount your exports. and may do nasty things.
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