Set the options as the FreeWorldDialUp page suggests, using your password and login number (this login number is your phone number) and hopefully you will register to the network. Take a look here for samples on how to setup your client http://pulver.com/fwd/quick/ FWD has some handy testing numbers to enable you to test that you can dial out correctly. So try these numbers to check your client is working correctly.
To call the SIPphone number 474-5000, you would dial 474-5000 or 1-747-474-5000. (SIPphone welcome recording) To call the 800 number 800-555-1212, you would dial 1-800-555-1212. (800 directory service) To call the FWD number 55555, you would dial 1-393-55555.
|FWD||SIPPHONE||**then the sipphone number (ie **7474745000)|
|Packet8||FWD||0351 5 digit# or 0451 6 digit#|
|FWD||Netherlands Toll Free #s||*31(800)..|
|FWD||UK Toll Free #s||*44(800).. , *44(500).. , *44(808)..|
|FWD||US Toll Free #s||*1(8xx) xxx xxxx|
|FWD||French Free access (in test)||*33(800)..|
You can find more FWD peering numbers here on FWD's site.
Babble lets you make free calls to fixed land lines in a few countries.