Yes - that's what the Zywall router is there for. There is also a DMZ on yet another subnet off the Zywall, and the Zywall handles all the routing. The fact is that with the Zyxel modem in place I...

There is not a problem with the W8950 connecting to the internet. The issue is I can't even ping the LAN interface of the W8950 from inside the LAN - e.g. the server in the diagram below: Server...

Model : TD-W8950N I have an old Zyxel modem that connects to the internet behind a Zywall 5 router, but the modem is playing up so I thought I'd replace it with a TP-Link TD-W8950N. I've replicated...

Tony Seaford wrote The same problem indeed. You should have read the explanation on #2 in that post, right? Well, it is a mechanism issue, not a bug... To ensure VPN passthrough work, after we enable...

I've found another thread that indicates the same problem with the same modem: http://forum.tp-link.com/showthread.php?79971-TD-W8980-PPTP-Passthrough-with-firewall "On a TD-W8980 PPTP passthrough...

Mavis wrote According to the error message, you should contact your ISP. And it seems that firewall settings related to GRE protocol are not configured properly... I can't see how it can have...