From: C. L. Martinez <carlopmart at gmail.com> >>But this doesn't works. This host is CentOS 5.5 based with two interfaces. >Please, any hints? What do you mean by this does'nt work? Nothing works? Half of it? Just in case, but no idea if it is necessary, did you set forwarding? net.ipv4.ip_forward = 1 But again, I am not sure it is necessary... JD