O'Reilly logo

Troubleshooting Linux® Firewalls by Michael Shinn, Scott Shinn

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 16. File Services (NFS and FTP)

In this chapter, we will cover services used to share files, including NFS (Network File System) and FTP (File Transfer Protocol). Specifically, this chapter will cover configurations to apply firewall rules to an NFS file server, allow forwarded or DNAT style rules through a firewall using NFS and FTP, and rules to allow you to restrict access to these services—as well as troubleshooting steps for all of these.

More information on the NFS protocol can be obtained from RFCs 1094, 1813, and 3010. FTP is covered in RFC 959.

Recall that in earlier chapters, the problem-solving methodology we recommend requires that before moving on to a higher level in the OSI model, you must rule out any root causes in the preceding ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required