Re: FW: Routing public IP's through a gateway
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On Monday 15 October 2007 11:12:40 pm Tim Groeneveld wrote: > On Monday 15 October 2007 11:07:39 pm Dan wrote: > > So, according to your emails, your external (eth1) interface on the > > Gateway machine ** needs to be .209 not .211 or .210 ** (as this is where > > the ISP's 'router' is pointing the .72 subnet according to what you > > said), and you need to type echo 1 > /proc/sys/net/ipv4/ip_forward on the > > gateway machine. No route commands needed: the Gateway machine knows > > where the .72 subnet is, because it has an interface on it. The Gateway > > Machine's default gateway is set to your normal ISP's gateway. > > .209 is taken by the routers gateway, so, it needs to be 210. root@videl:/home/tim# route Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 184.108.40.206 * 255.255.255.248 U 0 0 0 eth1 220.127.116.11 * 255.255.255.248 U 0 0 0 eth2 link-local * 255.255.0.0 U 1000 0 0 eth1 default home.gateway 0.0.0.0 UG 100 0 0 eth1 root@videl:/home/tim# ip route list 18.104.22.168/29 dev eth1 proto kernel scope link src 22.214.171.124 126.96.36.199/29 dev eth2 proto kernel scope link src 188.8.131.52 169.254.0.0/16 dev eth1 scope link metric 1000 default via 184.108.40.206 dev eth1 metric 100 Is this the correct way to have the route, or is there something here that could be stopping the route from working? root@videl:/home/tim# tcpdump -i eth2 tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on eth2, link-type EN10MB (Ethernet), capture size 96 bytes 00:08:23.863360 IP 202-172-122-76.static.nsw-6.comcen.com.au.1175 > jc-in-f99.google.com.www: S 3109124259:3109124259(0) win 65535 <mss 1460,nop,nop,sackOK> 00:08:26.786727 IP 202-172-122-76.static.nsw-6.comcen.com.au.1175 > jc-in-f99.google.com.www: S 3109124259:3109124259(0) win 65535 <mss 1460,nop,nop,sackOK> 00:08:31.280752 arp who-has home.gateway tell 202-172-122-74.static.nsw-6.comcen.com.au 00:08:32.795422 IP 202-172-122-76.static.nsw-6.comcen.com.au.1175 > jc-in-f99.google.com.www: S 3109124259:3109124259(0) win 65535 <mss 1460,nop,nop,sackOK> That is a tcpdump of eth2 ... when typing 220.127.116.11 into a browser. Thanks again, - Tim G
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