i am having a tata docomo photon 3g usb modem for connecting to internet for my desktop pc. i also have a tplink tl wr740n wireless router. i am trying to share the dialup connection over the wifi router with internet connection sharing however i am unable to connect to internet from my mobileover wifi. i connect the desktop lan and router's wan port with lan cable. i have applied the settings given on this link :http://www.tomshardware.com/forum/8358-43-wireless-sharing-dialup-internet-connection. please help me setup the router. i am having a windows 8 desktop pc.