-------- Original Message --------

> Where am I mistaking ?

- Do your workstations (PC) have 192.168.0.1 as their default gateway ?

- Is DSN correctly set up?

For test purpose, I recommend adding DNS entries (manual configuration) 
on all workstations *and* in m0n0wall, too. You can later set up DHCP 
for the local network when you're sure it's all OK.

-- Vincent

PS : If you need help in French, just contact me in a private mail...