Internet Explorer - Wavelink.com
On the downloads page of Wavelink.com, if the user is on IE and downloading a .ava file for Telnet, the file will actually download as a .zip file.
1. Download the .ava file in Chrome or Firefox.
2. Rename the file from .zip to .ava. (i.e. WLTelnet.zip to WLTelnet.ava)