TCP/IP

TCP/IP FAQ
TCP/IP Connectivity by John R Buchan http://home.att.net/~j.buchan/main.htm
Finding an IP address
Also, read the Simplified Subnetting Tutorial by Pang-Chieh Chou et al.
A Subnet Table to calculate number of hosts. HOSTS & LMHOSTS
Subnet Calculator by Daryl Banttari.
TCP/IP Sniffing Guide by W e b s h o c k
Ezine TCP/IP (NT) configuration guides (WINS, DNS, DHCP, Routing)

Routing guide
Win 95 Win 98 WinNT RAS Blocking
Exploring Windows NT - Understanding the TCP-IP routing table
MS TCP/IP Implementation Guide (90 pages) 254KB
Exploring Windows NT - Installing and configuring a virtual private network

NAT32
Network Address Translation vs Proxy .
NAT32 vs ICS
Netswitcher stores multiple IP config. Others...
 http://www.ut-zone.com/selectanet/
 http://www.globesoft.com/Swapper/default.htm
 ifconfig clone by AlCoHoLiC SetIP