Haven't used wvdial (at least not directly). But I have used the same VF 
dongle on Debian Wheezy through netork manager. You'll probably need details 
about the device which aren't immediately obvious, but I found them using VF's 
Win7 utility.
Good luck,
Tim B.
-- 
Hampshire Linux User Group Chairman
-- 
Please post to: Hampshire@???
Web Interface: 
https://mailman.lug.org.uk/mailman/listinfo/hampshire
LUG URL: 
http://www.hantslug.org.uk
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