if ur nt going for a 3rd party firmware then it might b worth checking this one:
http://www.broadbandstuff.co.uk/prod...ba9be2aed729a4
I recently bought it and so far seems very good! Its a tad bit fiddly at start bt u quickly get used to it. Its one the cheapest and if u go for that exact model, thats the website to get it from. they have iit cheaper than anyone.