brian wrote:
> 
> Can someone explain something about the response I get from some ping test?
> 
> At work I have the whole Class C subnet x.x.77.1-255. When I ping from an
> internal PC (x.x.77.216) to an IP that no PC's are using(x.x.77.201), I get
> a resonse of "Destination Host Unreachable".

This means the destination is not in your routing table which is checked before
ever trying to send a ping into the local void.

> If I ping the same IP (x.x.77.201) from home (totally different IP subnet)  I
> get no response at all. The pings just fall into the void.

Expected.

> Why is there a difference in the response I receive internally and
> externally?

Double-check x.x.77.216's config, especially the netmask.  
Any chance it's 255.255.255.240 or thereabouts...?

What's the output of "route -n"...?

> -Brian

Pierre

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