3com 3crwe554G72 routers include a very basic firewall that helps protect your home network form unwanted access from the internet. Since this firewall blocks incoming connections you may need open a port through it for certain games and applications. This process of opening a port is frequently called a port forward, since you are forwarding a port from the internet to your home network.
The basic process to open a port is:
- Setup a static IP address on either your computer or device that you want to forward a port to.
- Login to your 3com 3crwe554G72 router.
- Navigate to the port forwarding section.
- Click the Firewall link.
- Click the New button.
- Select Custom in the drop down.
- Create a port forward entry.
While these steps might seem difficult at first, we will walk you through each step for your 3com 3crwe554G72 router.
It is important to setup a static ip address in the device that you are forwarding a port to. This ensures that your ports will remain open even after your device reboots.
- Recommended - Our free program will setup a static IP address for you. Download Network Utilities today!
- Or, follow our Static IP Address Setup guides.
After setting up a static ip address on your devices you need to login to your router.
Now we are going to login to your 3com 3crwe554G72 router. Your router has a web interface, so you will login to it using your web browser. This can be either Chrome, Firefox, Internet Explorer, or Edge. It usually does not matter which browser you choose to use.
Open up your web browser and find the address bar. It should look something like this:
Above is an example of what a web browser address bar looks like. Find the address bar in your router and type in your router's IP address.
The default 3com 3crwe554G72 IP Address is: 192.168.1.1
After entering the IP address of your router you can simply press enter. If all goes well you will see the following screen:
You should see a box prompting you for your username and password.
- The Default 3com 3crwe554G72 Router Username is: NONE
- The Default 3com 3crwe554G72 Router Password is: admin
Enter your username and password, and then click the Login button to log in to your 3com 3crwe554G72 router.
3com Usernames and Passwords
If your username and password do not work then please visit our Default 3com Router Passwords page.
If you still can't login to your router because you forgot your 3com 3crwe554G72 router username and password, use our How to Reset a Router Password guide to set your 3com 3crwe554G72 router back to its factory settings.
Now we need to find the port forwarding section in your router. Here's how you do it. Starting from the first page in your router:
Click the Firewall link.
Click the New button.
Select Custom from the Local Service drop down box.
Here are the ports to forward for Xbox Live:
- TCP Ports: 3074
- UDP Ports: 3074
If you are looking for the ports for a different application you can find it by either:
Enter the IP address that you want to forward these ports to in the Server IP Address box. You can enter either the IP address of your computer or the IP address of another computer or device on your network.
You need to name this entry in the Custom Service Name box. The name does not make any difference in the forward; it's just there so that you can remember later why you setup this forward.
In the Specify Custom Service Ports box type the ports to forward.
Your ports can be entered as a list 23,24,25, a range 500-600, or a combination of both 23,45,500-600.
Click the Add button.
Your ports should now be open. It is time to test them.
Test if Your Ports are Open
Now that you have forwarded ports on the 3com 3crwe554G72 you should test to see if your ports are forwarded correctly.
To test if your port has been properly forwarded, you can use our Network Utilities tool, which includes a free Open Port Checker. Our Open Port Check tool is the only online port checking tool with Guaranteed Results.
3com 3crwe554G72 Router Screenshots
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