Frox FAQ

James Hollingshead <frox at hollo.org>

1. General

• 1.1 What is frox?
• 1.2 What can it do for me?
• 1.3 What can't it do for me?
• 1.4 Why doesn't it run on ... OS
• 1.5 Where can I get it?

2. Compiling and installing

• 2.1 ./configure options
• 2.2 Systems other than linux

3. Configuration

• 3.1 Configuring frox
• 3.2 The Working Directory
• 3.3 How should I configure my ftp clients?

4. Caching

• 4.1 HTTP caching vs local caching
• 4.2 StrictCaching
• 4.3 CacheOnFQDN
• 4.4 I get an ``Unable to initialise cache'' error.
• 4.5 I retrieved a file I had retrieved before and it doesn't seem to have been cached?

5. Virus scanning

• 5.1 Can I redirect requests to a virus scanning http proxy?

6. Security

• 6.1 User, Group and Chroot
• 6.2 Access control lists
• 6.3 Command Control Program
• 6.4 TLS/SSL Support

7. Troubleshooting

• 7.1 I can't connect to an ftp site through frox?
• 7.2 Frox says "unable to determine destination address"
• 7.3 Non transparent proxying won't work
• 7.4 Frox ignores the Squid proxy I am using
• 7.5 HTTP caching doesn't work for a particular host
• 7.6 Non transparent proxy when usernames contain @
• 7.7 Audiogalaxy
• 7.8 I still can't get it to work

8. Network problems

• 8.1 General
• 8.2 Control connection problems
• 8.3 Data connection problems

9. Miscellaneous (Infrequently Asked Questions)

• 9.1 Tunneling FTP using frox
• 9.2 grsecurity kernel patch