If you configure the router as access point (turn off DHCP and connect it wired to the LAN) you should always be able to connect to the internet wired and wireless (unless the wireless network is...

Think the easiest way is to use one of the many online services to test the forward:...

Out of curiosity...why would you like to have it changed? (Sounds to me like driving a Fiat calling it a Ferrari...)

Using external IP address from a pc within your LAN depends on NAT loopback. Not sure why one would like to use an external IP address... Port 21 isn't enough for getting FTP to work, one should also...

There is even a difference in capitals...it should be GHz ;) Configure Wireless settings exactly the same as your Zyxel, except for the (fixed!) channels: use 1,6 or 1,11 or 6, 11 The last thing will...

I think most (all?) routers are using a DNS forwarder (with some caching). For local DNS it depends stronlgly on the DHCP server. If you are running a Home Server you probably would like to use the...