On Wed, Jan 6, 2010 at 2:15 PM, Didar Hossain <didar.hossain@xxxxxxxxx> wrote: > On Wed, Jan 6, 2010 at 1:15 PM, j.halifax . <j.halifax@xxxxxxxxx> wrote: >> Hi All, >> >> Pleaase help me in configuring FC12_64 as DHCP & FW & GW to ADSL Internet. >> >> I have: >> - eth0 (xxx.39.189.92) connected to one port of the DSL router, eth0 configured with DSN' of ISP >> - eth2 (10.255.250.37) connected to the local LAN, eth2 configured with DNS' of ISP >> - DNS' of ISP are defined also in resolv.conf >> - named is running >> - dnsmasq running for eth0 (connected to DSL router port) >> - iptables running >> - FW has dns ports (53) open >> - FW has eth2 (to internal LAN) as trusted interface >> - Internet is accessible in that box (via eth0), websites in internal LAN as well (via eth2). >> >> >From another box in the LAN: >>> ping 10.255.250.37 >> responds normal way >>> host isp.com 10.255.250.37 >> doesn't respond >> (in the 10.255.250.37 box the tcpdump shows requests coming in port 53, but they are not forwarded to superior ISP DNS and SUGHUP1 to dnsmasq reports 0 requests received/answered/failed/retried/sent) >> >> My question is: What is it incorect in my configuratins? > > Maybe you need to - > echo 1 > /proc/sys/net/ipv4/ip_forward > > and > > iptable -t nat -A POSTROUTING -s 10.255.250.0/24 -j SNAT --to xxx.39.189.92 Assuming, you set up 10.255.250.0 as class C - not right, but, people do it sometimes. Didar -- fedora-list mailing list fedora-list@xxxxxxxxxx To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list Guidelines: http://fedoraproject.org/wiki/Communicate/MailingListGuidelines