While Tata Photon+ works very well in Maharashtra, it does not work in Jamshedpur/Tatanagar. It ia painful experience to try it out in Jamshedpur. Probably Tata Indicom takes it for granted business from the Tata group at Jamshedpur for which they are not bothered to improve it at all.
There is absolutely no speed in browsing and most frequently "page cannot be displayed" keeps coming. Probably they should come out of the comfort zone of assured business from Tata group as this will not last long if this continues.