Steven W. Orr wrote: > On Sunday, Feb 8th 2009 at 17:15 -0000, quoth Mikkel L. Ellertson: > > =>Steven W. Orr wrote: > =>> I have a minor mystery and I don't know how to debug it. > =>> > =>> I have two computers in the house. Machine A has two NICS, one of which > =>> is hooked to the cable modem and sees the outside world. Also, Machine A > =>> implements the IPTABLES firewall with NAT. Machine B and Machine A's 2nd > =>> NIC are hooked up to a little hub. Ever since I upgraded to F10, I > =>> notice that Machine B can't see the outside world unless I restart the > =>> firewall. And just to make it interesting, > =>> > =>> iptables -L > before > =>> restart the firewall > =>> iptables -L > after > =>> > =>> diff before after > =>> result is no difference > =>> > => > =>Is the NIC connected to the hub brought up at boot? > > Yes > > => > =>Does it have a static IP address? > > Yes > > Does that give anyone any ideas? > How are the rules for NAT written? Are using the hostname for machine B, the IP address, or the connection? (eth1) If you are using the hostname, is it in /etc/hosts? (Can IP tables resolve the host name when the firewall is activated?) Mikkel -- Do not meddle in the affairs of dragons, for thou art crunchy and taste good with Ketchup!
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