[Tfug] Unreachable static IP

Zack Williams zdwzdw at gmail.com
Sun Sep 27 14:27:07 MST 2009


> Well, we can ping from inside the network. I should maybe do some port
> forwarding to one of the servers inside the network. That way, if
> service is available from them, we'll know that since the servers are
> being reached, the router is also reachable.

You can ping the internal or external IP address from inside the router?

> Yes, there is a service issue. While our computers behind the router
> can get internet, we can't receive any phone calls. It seems as though
> connections established from within work, while connections from
> without don't get in.

Sure the proper ports are being forwarded on the router?

> I had also considered that this could be a routing table issue at the
> isp. I just don't know how to confirm or deny this, but maybe it has
> to do with the MAC address associated with the old router.

Easiest way to debug that would be to swap out the router for another
device at the same address as a test.

- Zack




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