linux as router
paul van der meij
phjvdmeij at gmail.com
Sun Dec 13 21:59:23 UTC 2009
I don't think that it makes sense to configure a router with one physical
network card. If another PC on the same cable segment tries to reach
something it needs a router that has connection with more than the same
network cable.
greetings, paul
2009/12/13 Adel ESSAFI <adelessafi at gmail.com>
> Hi list
> This is the first time I have to configure linux as router.
> I have a single network card for which I gave to IPs
>
> eth0 Link encap:Ethernet HWaddr 00:11:5B:72:7F:D9
> inet addr:41.231.X.Y Bcast:41.255.255.255 Mask:255.255.255.0
> inet6 addr: fe80::211:5bff:fe72:7fd9/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:2595 errors:0 dropped:0 overruns:0 frame:0
> TX packets:2295 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:1876353 (1.7 MiB) TX bytes:328059 (320.3 KiB)
> Interrupt:21 Base address:0x8000
>
> eth0:1 Link encap:Ethernet HWaddr 00:11:5B:72:7F:D9
> inet addr:192.168.10.10 Bcast:192.168.10.255 Mask:255.255.255.0
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> Interrupt:21 Base address:0x8000
>
>
>
>
> and this is the default route
>
> [root at routeur ~]# route
> Kernel IP routing table
> Destination Gateway Genmask Flags Metric Ref Use
> Iface
> 41.231.2.0 * 255.255.255.0 U 0 0 0
> eth0
> 192.168.10.0 * 255.255.255.0 U 0 0 0
> eth0
> link-local * 255.255.0.0 U 1002 0 0
> eth0
> default 41.231.2.81 0.0.0.0 UG 0 0 0
> eth0
>
>
> The problem now, is when I configure a PC with an IP adress 192.168.10.X
> and I put the gateway as 192.168.10.10, I do not succeed to ping any PC. How
> can I route all the packages from eth0:1 to eth0??
>
>
> note that I have configured the ip forward.
>
> echo 1> /proc/sys/net/ipv4/ip_forward
>
> Can you help me please.
>
> regards
>
>
>
>
>
> --
> http://ilovefedora.blogspot.com/
>
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>
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