First of all, I guess you'll want ip masquerading, you'll have to put that on in your ipchains. Can je ping outside from x.y.26.62 ? This is also the box you really should set up masquerading!
Ron On Wed, 14 Jun 2000, Andreas Palsson wrote: > On Wed, 14 Jun 2000, Ron Rademaker wrote: > > Some background: I got a range IP:nrs from x.y.26.0 to x.y.26.63. > The Cisco is located at x.y.26.62. > I've divided the whole net into three parts, 0->31, 32->48 and 49->63. > > The debian-box is supposed to be located at x.y.26.61. > I understand that I have to make the Cisco route all traffic for the 0->63 > network to x.y.26.61, but do I also have to tell it that I have three > subnets there? > > Here we go: > --- > [EMAIL PROTECTED]:~> route -n > Kernel IP routing table > Destination Gateway Genmask Flags Metric Ref Use Iface > x.y.26.48 0.0.0.0 255.255.255.240 U 0 0 0 eth0 > x.y.26.48 x.y.26.61 255.255.255.240 UG 1 0 0 eth0 > x.y.26.32 0.0.0.0 255.255.255.240 U 0 0 0 eth1 > x.y.26.32 x.y.26.46 255.255.255.240 UG 1 0 0 eth1 > x.y.26.0 0.0.0.0 255.255.255.224 U 0 0 0 eth2 > x.y.26.0 x.y.26.30 255.255.255.224 UG 1 0 0 eth2 > 127.0.0.0 0.0.0.0 255.0.0.0 U 0 0 0 lo > 0.0.0.0 x.y.26.62 0.0.0.0 UG 1 0 0 eth0 > > [EMAIL PROTECTED]:~> ifconfig > eth0 Link encap:Ethernet HWaddr 00:n0:nA:41:4A:11 > inet addr:x.y.26.61 Bcast:x.y.26.63 Mask:255.255.255.240 > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:119800 errors:0 dropped:0 overruns:0 frame:0 > TX packets:6362 errors:0 dropped:0 overruns:0 carrier:0 > collisions:6 txqueuelen:100 > Interrupt:5 Base address:0x7000 > > eth1 Link encap:Ethernet HWaddr 00:n0:nA:41:4A:14 > inet addr:x.y.26.46 Bcast:x.y.26.47 Mask:255.255.255.240 > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:121726 errors:0 dropped:0 overruns:0 frame:0 > TX packets:99 errors:0 dropped:0 overruns:0 carrier:0 > collisions:1 txqueuelen:100 > Interrupt:10 Base address:0x7400 > > eth2 Link encap:Ethernet HWaddr 00:n0:nA:41:48:C6 > inet addr:x.y.26.30 Bcast:x.y.26.31 Mask:255.255.255.224 > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:115245 errors:0 dropped:0 overruns:0 frame:0 > TX packets:15373 errors:0 dropped:0 overruns:0 carrier:0 > collisions:4448 txqueuelen:100 > Interrupt:3 Base address:0x7800 > > lo Link encap:Local Loopback > inet addr:127.0.0.1 Mask:255.0.0.0 > UP LOOPBACK RUNNING MTU:3924 Metric:1 > RX packets:8 errors:0 dropped:0 overruns:0 frame:0 > TX packets:8 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:0 > > [EMAIL PROTECTED]:~> ipchains -L > Chain input (policy ACCEPT): > Chain forward (policy ACCEPT): > Chain output (policy ACCEPT): > --- > > (Sorry for the x.y's and n's, but since this is supposed to be a firewall > later, I don't want any visitors right now :] ) > > Thanks. > Andreas > > == andreas pÄlsson == [EMAIL PROTECTED] == > > > > What does your route tables looks like, what does ifconfig give, what does > > ipchains -L give as output?? > > > > Ron Rademaker > > > > On Wed, 14 Jun 2000, Andreas Palsson wrote: > > > > > Hello. > > > > > > Anyone got any good information on using Linux as a router? > > > > > > I have a Slink-box that is supposed to route traffic between 3 networks. > > > It's equipped with 3 3Com cards and on of them is connected to a > > > Cisco-router (Internet). > > > > > > Everything works between the two networks, but I can't get any traffic in > > > or out from the Cisco. Not even ping it. > > > > > > Any info, sites, docs can be helpful. > > > >