OCS

http://www.4shared.com/file/59979012/93b05bfd/ApressProLCSLiveCommunicationsServerAdministrationMay2007.html
http://www.4shared.com/file/59979245/7327ee75/Live_Meeting_2007_Service_Administrators_Guide.html
http://www.4shared.com/file/59980250/e50ef3e0/OCS_Admin.html
http://www.4shared.com/file/59980290/49bbbcec/OCS_MultipleForestDeployment.html
http://www.4shared.com/file/59980407/290eeb4/OCS_Technical_Overview.html
http://www.4shared.com/file/59980491/3a31f0c8/Resource_Book.html
http://www.4shared.com/file/59980980/5cf5624c/WroxProfessionalLiveCommunicationsServerJul2006eBook-DDU.html

http://www.smoothwall.org - opensource firwall

http://www.smoothwall.org/

debian sources.list

#
# deb cdrom:[Debian GNU/Linux 4.0 r0 _Etch_ - Official i386 NETINST Binary-1 20070407-11:29]/ etch contrib main

#deb cdrom:[Debian GNU/Linux 4.0 r0 _Etch_ - Official i386 NETINST Binary-1 20070407-11:29]/ etch contrib main

deb http://ftp2.de.debian.org/debian/ etch main
deb-src http://ftp2.de.debian.org/debian/ etch main

deb http://security.debian.org/ etch/updates main contrib
deb-src http://security.debian.org/ etch/updates main contrib

shorewall, ISP FW

http://www.howtoforge.com/how-to-set-up-shorewall-firewall-on-centos-5.1


Installing ISp Fw on Debian

http://www.howtoforge.com/installing-isp-fw-firewall-on-linux


IpRoute utility

http://www.policyrouting.org/iproute2.doc.html

openswan

use openswan on server

http://www.natecarlson.com/linux/ipsec-x509.php

client

http://support.real-time.com/open-source/ipsec/index.html

Lots of cisco press books - ccsp

http://89.108.88.13:10115/Cisco%20Press/

8.00 Build 101 | 81.6 MB

http://rapidshare.com/files/122001220/F-Secure_Internet_Security_2008_8.00_Build_101.rar