Download the rpm file from the skype website
# rpm -Uvh skype*.rpm
Now you can start it up and use. Calls to US toll free numbers are free.
Overcome Receiver Delay problem:
On installing and using Skype 2 on Fedora 10, there is a delay in the receiver’s voice being heard. This delay is due to Pulse Audio. To overcome this problem, choose Sound Devices in Skype and change from pulse to hw for Sound In.
Skype Toll-free numbers are free for US, UK, France and Poland