Port Forwarding the Thomson-Alcatel TWG850 Router for H323


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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Before Forwarding a Port Setup a Static IP Address

To setup port forwarding on the Thomson-Alcatel TWG850 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:

192.168.0. <-- Don't Skip This Step!

Login to the Thomson-Alcatel TWG850 Router

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

How To Find Your Thomson-Alcatel TWG850 Router IP Address

It's ok if you don't know your Thomson-Alcatel TWG850 router's internal IP address. You can find it by doing one of the following:

Login To The Thomson-Alcatel TWG850 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.

Thomson-Alcatel TWG850 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 Thomson-Alcatel TWG850 router. By default the IP address should be set to 192.168.0.1.

Thomson-Alcatel TWG850 Screenshot 1

You should see a box prompting you for your username and password. Enter your username and password now.

The Default Thomson-Alcatel TWG850 Router Username is: blank

The Default Thomson-Alcatel TWG850 Router Password is: admin


Click the Ok button to log in to your Thomson-Alcatel TWG850 router.


Default Usernames and Passwords for other Thomson-Alcatel Routers

Please visit our Default Thomson-Alcatel Router Passwords page if the username and password shown below did not work for you.

If you can't login to your router because you forgot your Thomson-Alcatel TWG850 router username and password, use our How to Reset a Router Password guide to set your Thomson-Alcatel TWG850 router back to its factory settings.


How to Port Forward H323 on the Thomson-Alcatel TWG850


Having trouble forwarding ports on the Thomson-Alcatel TWG850?

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 Thomson-Alcatel TWG850 router to save you time and hassle.

Thomson-Alcatel TWG850 Router Port Forwarding Screenshots

Now that you are logged in to your Thomson-Alcatel TWG850 router you should see the following:

Thomson-Alcatel TWG850 Screenshot 2

Click the Advanced link near the top of the page.

The menu on the left should change. In this new menu, click Forwarding.

Thomson-Alcatel TWG850 Screenshot 3

Forward Ports 1023 on the Thomson-Alcatel TWG850

We will list a series of lines here that will show you exactly how to forward the ports you need to forward. H323 requires you to forward the following ports: 1023,1024,1502,1503,1504,1730,1731,1732,65534. Go ahead and enter the settings shown above into the Forwarding menu.

Local IP Adr Start Port End Port Protocol Enabled
192.168.0.


Forward Ports 1024 on the Thomson-Alcatel TWG850

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

Local IP Adr Start Port End Port Protocol Enabled
192.168.0.


Forward Ports 1502 on the Thomson-Alcatel TWG850

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

Local IP Adr Start Port End Port Protocol Enabled
192.168.0.


Forward Ports 1503 on the Thomson-Alcatel TWG850

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

Local IP Adr Start Port End Port Protocol Enabled
192.168.0.


Forward Ports 1504 on the Thomson-Alcatel TWG850

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

Local IP Adr Start Port End Port Protocol Enabled
192.168.0.


Forward Ports 1730 on the Thomson-Alcatel TWG850

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

Local IP Adr Start Port End Port Protocol Enabled
192.168.0.


Forward Ports 1731 on the Thomson-Alcatel TWG850

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

Local IP Adr Start Port End Port Protocol Enabled
192.168.0.


Forward Ports 1732 on the Thomson-Alcatel TWG850

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

Local IP Adr Start Port End Port Protocol Enabled
192.168.0.


Forward Ports 65534 on the Thomson-Alcatel TWG850

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

Local IP Adr Start Port End Port Protocol Enabled
192.168.0.

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 H323 on the Thomson-Alcatel TWG850 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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