# FOSS Network Infrastructure and Security/Further References

The most useful resource for further reading is the Internet. Here are some useful sites on the Internet.

## Resources on the Web
### General reading/references

a. Free Software Foundation <http://www.fsf.org>
b. IOSN <http://www.iosn.net>
c. Linux Documentation Project <http://www.ldp.org>, <http://www.linuxdoc.org>
d. Internet Standards and RFCs <http://www.faqs.org/rfcs>
e. Internet Society / NSRC Workshop Resources <http://www.ws.isoc.org>
f. Network Startup Resource Center <http://www.nsrc.org>
g. UNESCO Free Software Portal <http://www.unesco.org/webworld/portal_freesoft/index.shtml>
h. Networking and Information Technology Observatory <http://www.sdnp.undp.org/observatory> - click on the “open source” theme.

### Linux software download and documentation

a. Source Forge <http://www.sourceforge.net>
b. Kernel .org <http://www.kernel.org>
c. Freshmeat <http://www.freshmeat.net>
d. RPMFind <http://www.rpmfind.net>
e. DNS/BIND <http://www.isc.org/bind>
f. Sendmail <http://www.sendmail.org>
g. SSL <http://www.openssl.org>
h. SSH <http://www.openssh.org>

### Security-related sites

a. Security Focus <http://www.securityfocus.com>
b. CERT <http://www.cert.org>

### Forums

a. Slashdot <http://www.slashdot.org>
b. Linux Online <http://www..linux.com>

### Events

a. APRICOT <http://www.apricot.net>
b. NANOG <http://www.nanog.org>
c. AfNOG <http://www.afnog.org>
d. SANOG <http://www.sanog.org>
e. O’Reilly Open Source Conference <http://www.oreilly.com>

### Useful mailing lists

a. ISP-Linux <http://www.isp-linux.com>
b. NANOG <http://www.nanog.org>
c. AfNOG <http://www.afnog.org>
d. SANOG <http://www.sanog.org>
e. NSP Security Mailing List <http://puck.nether.net/nsp-sec>

### List of FOSS most commonly used by ISPs

Operating system
Debian Linux <http://www.debian.org>
FreeBSD <http://www.freebsd.org>
Accounting authorization authentication
Cistron Radius <http://www.radius.cistron.nl>
FreeRadius <http://www.freeradius.org>
Freeside <http://www.sisd.com/freeside>
Domain Name Server
BIND <http://www.isc.org/products/BIND>
MAIL servers and related software
Sendmail <http://www.sendmail.org>
Exim <http://www.exim.org>
CourierImap <http://www.inter7.com/courierimap>
SpamAssassin <http://www.spamassassin.org>
Majordomo <http://www.greatcircle.com/majordomo>
Web -related software
Apache <http://www.apache.org>
PHP <http://www.php.net>
Proxy and caching servers
Squid <http://www.squid-cache.org>
Security-related
Iptables <http://www.netfilter.org>
Snort <http://www.snort.org>
OpenSSH <http://www.openssh.org>
OpenSSL <http://www.openssl.org>
Network management system
MRTG <http://www.mrtg.org>
Netsaint <http://www.netsaint.org>
Nmap <http://www.nmap.org>
Ntop <http://www.ntop.org>
Browsers and e-mail clients
Firefox Internet Browser <http://www.firefox.com>
Mozilla <http://www.mozilla.org>
Thunderbird E-mail Client <http://www.firefox.com>

## Books

Linux Books tends to get obsolete very quickly. But they are still a handy reference, when your access to the Internet is limited.

### O’Reilly Books

Practical Internet and UNIX Security
Linux in a Nut Shell
Building Secure Servers with Linux
DNS and BIND
Essential System Administration
Linux Security Cookbook
Network Troubleshooting Tools
Other O’Reilly books on FOSS are also highly recommended.

### Other Books

Unix Unleashed. System Administrator’s Edition. India: Techmedia.
Special Edition - Using Linux. 3rd Edition. India: Prentice Hall of India Ltd.
Tanenbum, A. Computer Networks. Prentice Hall.

### Free BSD References

The FreeBSD handbook is a full guide on FreeBSD.
http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/
http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/network-communication.html
http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/advanced-networking.html