Can't see ADSL modem

[fedora]

firewall? selinux?

suomi

On 02/02/2012 01:55 AM, Timothy Murphy wrote:
> I have a small mystery on my home network.
> The machines on the network all run Fedora-16 or CentOS.
> All the machines except one, running CentOS-6.2,
> can ping the ADSL modem at 192.168.1.254 .
>
> The CentOS-6.2 machine does not get any response to pings
> from the modem, but is able to ping sites beyond the modem.
>
> Could some knowledgeable soul suggest a reason for this?
>
>