In alt.os.linux.slackware, edward hage dared to utter,
> Strange thing is that pinging from my router (192.168.0.1) to the old
> computer (.3) with packages of 32 bytes is okay and from the new
> computer (.2) is bad.
>
> Can anybody give me some new insights about this. I am running out of
> options (good pinging from .1 to .3 excludes bad cable I think!).

Firewall.

man iptables

Search for the list and flush options.

--
It is better to hear the rebuke of the wise,
Than for a man to hear the song of fools.
Ecclesiastes 7:5