Port scanner.
Port scanner
The program Active Ports allows one to enable all open TCP/IP and UDP ports on a local computer. The program has a rating of 3 stars out of 5 and has an average rating compared to other programs.
You have to setup a router and open the ports in the router for this purpose. But Pacenet have blocked many ports so you can go to their local office and ask them to open the ports.
portcall
Open the ports in a computer depends on the platforms and operating system being used . Open the Windows Firewall by clicking the Start button and clicking on the Control Panel. On the left pane, there is the Advanced settings which will open the ports.
Yes and no. It depends on the reasons for opening a port. Yes - You can open ports on your router if you have specific software that run on your computer that need that port opened. Some programs like UTorrent, games, or home made servers require some ports opened. While these programs are generally safe to have opened ports associated with them, anything is possible when it comes to attacks. Usually, software companies will try update their programs to make it more secure with the knowledge that you have an open port on your computer. Also, that open port is only going to be used by the specified software that needs it. No - You don't want to open a lot of ports, it gives a person more chances to get onto your computer. It weakens the security of your computer and increases your chance of an attack. But if done correct, you can open ports that will be used by specific programs and be generally safe. Think of it as unlocking and locking doors in your house. The more doors you unlocked, the higher a chance someone will try a door and it will just let him/her in. On the other hand, if you have a door that you use very frequently throughout the day, you might leave it unlocked.
Ports are like doors to a computer each computer has many ports. Without any open ports your computer wouldn't be able to access the internet, to find open ports you can try a portscan
wiki
NoYou can open the computer up and remove the USB ports.
Open the relevant ports on Xp firewall
I prefer open source software.
The term open software means software that is available in open source code form. It is software that is free to be distributed to anyone who wants it.