Hi. Actually, all the information, such as VPI, VCI, WAN link type, Encapsulation mode and so on, is provided by O2. You can double check these information with O2. IPoE:...

Hi. Regarding to the Internet speed, see this link: http://forum.tp-link.com/showthread.php?18029-3G-Modem-Performance-on-TD-W8968&region=china For port forwarding, please make sure that the IP...

Hi. What is the security type of the wireless network on TD-W8961ND? WEP or WPA? The windows PCs are connected to the router by Ethernet cables? Or using wireless? Have you tested the Android devices...

Since your TD-W8951ND is V5, have you tried to upgrade it by the beta firmware? Here is the download link: http://www.tp-link.com/resources/software/TD-W8951ND_V5_Beta_130705.zip

Hi. Not sure how to fix the called ID issue. Regarding to the second problem, you can go to the web page of the modem, go to Voice-> disable MWI on the modem. For the call waiting problem, you can go...

Hi. Can you post the screenshot about the Device Info page(Status->Device Info) and System Log here?