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Re: linux as router



2009/12/13, Adel ESSAFI <adelessafi 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 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
>
>

Hi

http://www.redhat.com/docs/manuals/enterprise/RHEL-4-Manual/en-US/Security_Guide/s1-firewall-ipt-fwd.html


since my last post, i have done again the manipulation following the link above.

unfortunally, I still do not succeed to make the router works correctly.

Can you help plz

Adel








>
>
>
> --
> http://ilovefedora.blogspot.com/
>
> --
>
> PhD candidate in Computer Science
> Address
> BP 108, Bureau de poste Tunis republique
> 1001 Tunis
> Tunisia
> tel: +216 97 246 706
> fax: +216 71 391 166
>


-- 
http://ilovefedora.blogspot.com/

-- 

PhD candidate in Computer Science
Address
BP 108, Bureau de poste Tunis republique
1001 Tunis
Tunisia
tel: +216 97 246 706
fax: +216 71 391 166


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