Viperin-Z is a Zaurus taskbar applet for managing virtual network connections. It's in early alpha state but here is the link for the brave one:

http://viperinz.sf.net .

Tested on an SL-C3000. The feed at http://viperinz.sf.net/feed has the IPKG and all the dependent packages. Please use the SF discussion forum and bug database for feedback

~ Pipacs.