Wget A File Onto Server It Gives ERROR

I have this Strange problem with the server.

Whenever i try to wget a file onto server it gives ERROR

Quote:

Resolving superb-west.dl.sourceforge.net... failed: Name or service not known.

If i use the FTP command on SSH. It still gives ERROR

Quote:

"ftp: xxxx.xxxx.net unknown host
Not connected.
Not connected.
Interactive mode off.
Not connected."

Even Paypal cant call back. Some users are facing problems where they have billing Scripts and scripts cant trace callback from Paypal