Connect and Shar
Using Internet Connection Sharing (ICS) or any proxy server to share one Internet connection, modem across your local area network ? Now you can control your Internet connection and modem from any machine. Connect, Disconnect and monitor your modem and Internet connection remotely from any pc... This is useful when your internet gateway is on another computer, and you want to control its Internet connection remotely. ... In addition to pop-up window notification, runs in the Windows system tray and indicates the status of Internet connection.
http://www.pppindia.com/software/conshar/coshrs10.exe - 262Kb - Download - Screenshot

Internet Access Manager
Internet Access Manager is a nifty utility you can use to schedule and simplify your access to the Internet or to another computer. It's designed to help you make and maintain Internet connection with as little fuss as possible. It has integrated connection manager and flexible time scheduler... Internet Access Manager is simple to set up and easy to access through an icon in the system tray. ... Try our Internet Access Manager for free. ... The built in FTP server allows you to open the ftp access to your computer with ability of restoring the broken downloads or uploads.
http://www.softfolder.com/download/iamw.zip - 705Kb - Download - Screenshot

Omniquad Personal Firewall
Omniquad Personal Firewall is a personal security system to protect your computers from unauthorised access over the LAN and / Internet. Personal Firewall is a software application used to protect a single Internet-connected computer from intruders. ... Often compared to anti-virus applications , personal firewalls work in the background at the device (link layer) level to protect the integrity of the system from malicious computer code by controlling Internet connections to and from a user's computer, filtering inbound and outbound traffic, and alerting the user to attempted intrusions.
http://www.omniquad.com/opfsetup.zip - 4Mb - Download - Screenshot

Traffaret
Now most users have a computer connected to the network. It can be the Internet or the local network connection. So, the computer network's reliability and speed are very important. For the computer user this means that he wants to be assured of his connection reliability, and speed. ... It is a good idea to run Traffaret before you start your Internet connection. ... Traffaret allows you to quickly and easily set up and run a monitoring network connection characteristics: speed, transferred data, opened connections and so on.
http://www.triansoft32.com/traff/traffaret.exe - 439Kb - Download - Screenshot

ShareISDN
You can use ShareISDN to share the functions of an ISDN-Card with other users in a network. For example, every person within a company can send faxes, transfer files or access the Internet via one single ISDN-Card. Installing an ISDN-Card in every single computer of a network would give the same... Other users can also use ShareISDN to build up an Internet connection via the same ISDN-Card, but they have to build up an independant Internet Dialup connection. ... It is possible to build an Internet connection via ShareISDN, but you cannot SHARE it with others.
http://www.shareisdn.de/ShareISDN.zip - 1,016Kb - Download - Screenshot

TZ Personal Firewall
TZ personal firewall stops Hackers, Trojans, Spyware, Viruses, DoS attacks & data thieves & protects your PC from Internet-borne threats. Put a secure barrier between your hard drive & hackers, whether you use a dial -up, ISDN, DSL or cable connection. ... When other programs or processes attempt to access your Internet connection attempting to use your Internet connection to communicate with the outside world, a window pops up that prompts you to permit or deny access on a per-application basis thus protecting you from incoming as well as outgoing traffic to ensure that only legitimate...
http://www.trackzapper.com/download/tzpf33.exe - 3Mb - Download - Screenshot

ComTun
A powerful and easy to use Proxy/Firewall for internet connection sharing. ComTun has many advanced features useful for both business and home use. With support for access control and banner blocking, you have ultimate control of your connection. A fully customizable firewall protects you from... ComTun uses NAT to give your clients a transparent connection to the Internet, and can be used to configure your clients automatically (with DHCP). ... And with remote administration, administrators can control ComTun from any computer they use.
http://www.linkbyte.com/csk400a.exe - 2b - Download

Comtun Pro
A powerful and easy to use Proxy/Firewall for internet connection sharing. ComTun has many advanced features useful for both business and home use. With support for access control and banner blocking, you have ultimate control of your connection. A fully customizable firewall protects you from... ComTun uses NAT to give your clients a transparent connection to the Internet, and can be used to configure your clients automatically (with DHCP). ... And with remote administration, administrators can control ComTun from any computer they use.
http://www.linkbyte.com/csk405a.exe - 2Mb - Download - Screenshot

SP Dialer
Award winning 3 in 1 solution - advanced Internet dialer, time synchronizer and proxy server. It can redial multiple lines until connection established, restore broken connections, keep track of online time, cost and traffic, play sounds on connect and disconnect, launch and terminate programs,...
http://www.spdialer.com/download/spdlr140.zip - 236Kb - Download - Screenshot

Onlineeye Pro
Have you ever wondered just how fast your network connection is? Not just how fast the modem is connected at, but how much data you can actually get? Does your internet connection sometimes seem slower than normal? Forget hacking the registry or using counter-intuitive tools to get the... Onlineeye doesn't just stop there, it lets you see how quickly your data goes from your computer to another computer on the internet; it even will tell you how many other computers your data must go through to get there!
http://www.pmasoft.net/download/onlineeye.exe - 2Mb - Download - Screenshot