Sid Meier's Civilization IV is a Turn-Based and Strategy game published by 2K Games released in 2005.

Ports Required for Sid Meier's Civilization IV
The necessary ports that need to be forwarded for Sid Meier's Civilization IV are as follows:
Sid Meier's Civilization IV - PC
- TCP: 2033, 2056, 3783, 6500, 6667, 28900, 29900-29901
- UDP: 2056, 2302-2400, 6500, 6515, 13139, 27900
Sid Meier's Civilization IV - Steam
- TCP: 27015, 27036
- UDP: 27015, 27031-27036
If you want to follow guides that are custom tailored to your exact router and Sid Meier's Civilization IV simply follow one of these links:
When you play Sid Meier's Civilization IV you will enjoy the following styles of play.
- Turn based games have each player take a dedicated turn. Players can frequently manage their inventory, cards, or characters while the other player is making their move.
- Strategy games tend to focus on planning and skillful thinking in order to beat either real players or bots. They can be either real-time in which the play clock ticks continuously or turn-based where each player has a dedicated turn to finish their action. It is not uncommon to include exploration and resource management.
Forward Ports for Sid Meier's Civilization IV
When you are playing Sid Meier's Civilization IV you might need to forward some ports in your router. Forwarding ports is a useful trick in gaming because it can really help to make your network connection most stable and on occasion even faster. Routers were not designed to allow incoming network requests and some games can play tremendously better if an incoming connection is forwarded through the router to the game.
Before You Forward a Port
Before you can forward a port you need to know the following things:
- The IP address of your router.
- The IP address of the device that the game will play on: either your computer or your console.
- The TCP and UDP ports that need to be forwarded.
How to locate your router's IP Address
The easiest way to click the links to get to your router's IP address is to run our free Router Detector utility. It's a part of the Network Utilities suite of tools and it's completely free to use.
How To Forward Ports
The fastest way to forward a port is to use our Network Utilities suite of tools. With our software you can quickly and easily turn your port forwards on and off for multiple programs at any time. Or just keep reading to learn how to do it by hand.
The process for forwarding a port is usually:
- Login to your router.
- Find your routers port forwarding section.
- Put the IP address of your computer or gaming console in the appropriate box in your router.
- Put the TCP and UDP ports for your game in the matching boxes in your router.
- Sometimes you have to reboot your router for the changes to take effect.
That's all it takes to open your ports. Want more? Check out our growing list of games and applications.