Of course it won't work remotely. The DDNS of NAS is just for LAN, you need to use the WAN IP:9090 to access your NAS. Also, you can use another DDNS account to set on the 8968, and then you can...

I think you can use the WDS function in Wireless Settings. 1.Disable the DHCP on the 8968 2.Change the LAN IP as 192.168.1.2 （You can access the router in this way） 3.Set the WDS settings in Wireless...

I think you have choosen the dial mode as "dial on demand" yourself. Please check and rechoose "always on" mode in the PVC settings you configured.

Try to change your Annex type to Annex A and DSL Modulation Type as ADSL2 or G.dmt. You can find the settings in Network-> DSL settings.

Can't you reset it by the reset button, which is close to the power button? It seems your dhcp is disabled on 8961, so you should configure a static IP address on PC to access the router....

1500 is for Ethernet not ATM. Try the following it may get better: in the command window type "ping -f -l MTU www.google.com",try to find the right MTU of your Internet, and then go the the router to...