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# Virtual Services Howto

## Brian Ackerman, `brian@nycrc.net`

v2.1, 15 August 1998

This document came about to satisfy the ever increasing need to know how to virtualize a service.

## 1. Introduction

- 1.1 Knowledge Required
- 1.2 Purpose
- 1.3 Feedback
- 1.4 Revision History
- 1.5 Copyright/Distribution

## 2. IP Aliasing

## 3. Virtuald

- 3.1 Introduction
- 3.2 Inetd
- 3.3 Config File
- 3.4 Source

## 4. Shell Scripts

- 4.1 Virtfs
- 4.2 Virtexec
- 4.3 Notes

## 5. DNS

## 6. Syslogd

- 6.1 Problem
- 6.2 Solution
- 6.3 Multiple Syslogd's

## 7. Virtual FTP

- 7.1 Inetd
- 7.2 Anonymous FTP
- 7.3 Virtual FTP Users

## 8. Virtual Web

- 8.1 Running With Virtuald
- 8.2 Running With Apache VirtualHost
- 8.3 File Descriptor Overflow
- 8.4 Sharing Servers With One IP
- 8.5 More Information

## 9. Virtual Mail/Pop

- 9.1 Problem
- 9.2 Solution
- 9.3 Sendmail Solution
- 9.4 Qmail Solution
- 9.5 Acknowledgement

## 10. Virtual Samba

- 10.1 Setup
- 10.2 Inetd
- 10.3 Smb.init

## 11. Virtual Other

## 12. Conclusion

## 13. FAQ

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