> From: "zoqix" <http://www.yahoo.com/~zoqix> > Date: Wed, 8 Nov 2000 07:43:15 +0800 > > > Try doing "tcpdump eth0 -s 8192 -w - udp port 53 | strings" while you > > do the connect. You should be able to see the address it's trying to look > > up. > > It's trying to look up my ISP's DNS, which is 192.122.134.35. > > > Do you have any forwards in your named.conf? > > Yes, I have forwards in my named.conf to forward to my ISP's DNS. Are you using TCP wrappers? They're probably doing a reverse-lookup. Are all your local hosts resolved by your named? > > Also, how is routing set up? (Do "route -n".) > > > > 192.168.5.1 0.0.0.0 255.255.255.255 UH 0 0 0 eth0 > 192.168.5.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0 > 127.0.0.0 0.0.0.0 255.0.0 U 0 0 0 > lo That's fine. > > > Also, where did you get your IP masquerading rules from? I assume you are > > using ipchains. > > Yes, I'm using ipchains. > > Using ipchains -L, I get > > Chain forward (policy DENY): > MASQ all ------ 192.168.5.0/24 anywhere n/a That's pretty minimal, but it should work. > > > I think it's because it trys to update my local dns with external ones. > > > > Unless you have forwarding set up, I doubt it. > > Yes, I have forwarding set up in the named.conf. > > > What does your /etc/host.conf look like? > > This is my server's host.conf. > > 127.0.0.1 pc1 localhost.localdomain localhost That's funny. My /etc/host.conf looks like: order hosts,bind multi on > > > Do you know any way to set the refresh mode of this off? This may not > solve > > > the whole problem of my diald. But it solve at least one. >