How to unlock 3410?

[deemaa]

I have mbus/fbus cable - what software do you people use to unlock? Also is it possible to unlock a 3410 which has been barred from the network, ie o2, vodafone, orange, etc?
Many thanks in advance and please bear in mind i am a newbie!!

[gorandj]

try http://users.net.yu/~dejan/download/nk_calc.zip -just press F3

[gatsby76]

Nokia tool v1.8 by rolis !!

works on 98% dct3 fones and is bloody brilliant !