Port Forwarding the ZyXEL ZyWALL35 Router for Civilization IV


What is Port Forwarding?

If you don't know what Port Forwarding is yet, you might want to start by reading our What is Port Forwarding guide.

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Home > Routers > ZyXEL > ZyWALL35 > Civilization IV

Before Forwarding a Port Setup a Static IP Address

To setup port forwarding on the ZyXEL ZyWALL35 router your computer needs to have a static IP address. You should complete one of the following steps first:


Now that you have setup a Static IP Address on your computer, please enter the IP address that you assigned to your computer here:

Don't Skip This Step!

Login to the ZyXEL ZyWALL35 Router

Now we need to know your routers IP address. You can find it a variety of ways.

How To Find Your ZyXEL ZyWALL35 Router IP Address

It's ok if you don't know your ZyXEL ZyWALL35 router's internal IP address. You can find it by doing one of the following:

Login To The ZyXEL ZyWALL35 Router Using Your Web Browser

Open a web browser like Internet Explorer or Firefox. Enter the internal IP address of your router in the address bar of your browser.

ZyXEL ZyWALL35 Screenshot 0

In the picture above the address bar has http://www.google.com in it. Just replace all of that with the internal IP address of your ZyXEL ZyWALL35 router. By default the IP address should be set to 192.168.168.1.

ZyXEL ZyWALL35 Screenshot 1

We do not currently know the default username and password for your router. If you know them, please use our Comments page to let us know what they are. Thanks!

Please visit our Default Router Passwords page if the username and password shown above do not work for you.

How to Port Forward Civilization IV on the ZyXEL ZyWALL35


Having trouble forwarding ports on the ZyXEL ZyWALL35?

If you are having trouble with this guide, then perhaps PFConfig may be your solution. PFConfig is a software tool that will automatically forward ports for your ZyXEL ZyWALL35 router to save you time and hassle.

ZyXEL ZyWALL35 Router Port Forwarding Screenshots

Now that you are logged in to your ZyXEL ZyWALL35 router you should see the following:

ZyXEL ZyWALL35 Screenshot 2

Click the NAT link near the left of the page.

ZyXEL ZyWALL35 Screenshot 3

Click the Port Forwarding link near the top of the page.

ZyXEL ZyWALL35 Screenshot 4

Forward Ports 2033 on the ZyXEL ZyWALL35

We will list a series of lines here that will show you exactly how to forward the ports you need to forward. Civilization IV requires you to forward the following ports: 2033,2056,2302-2400,3783,6500,6515,6667,13139,27900,28900,29900,29901. Go ahead and enter the settings shown above into the menu.

# Active Name Incoming Port(s) Port Translation Server IP Address
1 - -


Forward Ports 2056 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
2 - -


Forward Ports 2302-2400 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
3 - -


Forward Ports 3783 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
4 - -


Forward Ports 6500 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
5 - -


Forward Ports 6515 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
6 - -


Forward Ports 6667 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
7 - -


Forward Ports 13139 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
8 - -


Forward Ports 27900 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
9 - -


Forward Ports 28900 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
10 - -


Forward Ports 29900 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
11 - -


Forward Ports 29901 on the ZyXEL ZyWALL35

You should see another page of settings that need to be entered into one of the blank lines on your routers page. Go ahead and enter those settings now.

# Active Name Incoming Port(s) Port Translation Server IP Address
12 - -

When you're finished, click Apply near the bottom of the screen to save your changes.

And that's it! You're done!


Test if Your Ports are Open

Now that you have forwarded ports for Civilization IV on the ZyXEL ZyWALL35 you should test to see if your ports are forwarded correctly.

To test if your port has been properly forwarded, you can use our Open Port Check tool. Our Open Port Check tool is the only online port checking tool with Guaranteed Results.

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