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Learning RHEL Networking by Andrew Mallett

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Hosting NFSv3 behind a firewall

If we try to use the showmount command from the nfsclient, we should be able to list exports on the remote NFS server. The syntax will be as follows:

$ showmount -e 192.168.10.10

The command and the corresponding error are shown in the following screenshot:

Hosting NFSv3 behind a firewall

At this stage, we can choose from the following options:

  • Pack our bags and go home, perhaps it will be better tomorrow
  • Google the error
  • Debug the error ourselves

Diagnosing NFSv3 issues

Now, Google is often really good at helping us, but you fail to learn fault-finding techniques, so let's opt out of option 3 and install the tcpdump command-line packet analyzer so that ...

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