Re: GW (LAN1, LAN2, ADSL) config
j.halifax .
j.halifax at seznam.cz
Wed Apr 21 00:15:20 UTC 2010
>
> .....please do netstat -rn
> Please also do /sbin/ifconfig -a
>
======
netstat
======
# netstat -rn
Kernel IP routing table
Destination Gateway Genmask Flags MSS Window irtt Iface
192.168.180.0 0.0.0.0 255.255.255.0 U 0 0 0 eth3
10.255.253.0 10.255.250.250 255.255.255.0 UG 0 0 0 eth2
10.1.1.0 10.255.250.250 255.255.255.0 UG 0 0 0 eth2
195.39.130.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
10.255.250.0 0.0.0.0 255.255.255.0 U 0 0 0 eth2
169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth0
169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth2
169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth3
172.17.0.0 192.168.180.1 255.255.0.0 UG 0 0 0 eth3
192.168.0.0 192.168.180.1 255.255.0.0 UG 0 0 0 eth3
0.0.0.0 195.39.130.89 0.0.0.0 UG 0 0 0 eth0
======
ifconfig
======
ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:1B:11:B1:5D:0D
inet addr:195.39.130.92 Bcast:195.39.130.255 Mask:255.255.255.0
inet6 addr: fe80::21b:11ff:feb1:5d0d/64 Scope:Link
UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1
RX packets:24299910 errors:0 dropped:0 overruns:0 frame:0
TX packets:15282420 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:16111717780 (15.0 GiB) TX bytes:2946725879 (2.7 GiB)
Interrupt:21 Base address:0xca00
eth1 Link encap:Ethernet HWaddr 00:19:D1:9D:E6:14
BROADCAST PROMISC MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
Memory:92200000-92220000
eth2 Link encap:Ethernet HWaddr 00:19:5B:38:B7:36
inet addr:10.255.250.37 Bcast:10.255.250.255 Mask:255.255.255.0
inet6 addr: fe80::219:5bff:fe38:b736/64 Scope:Link
UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1
RX packets:53693057 errors:0 dropped:0 overruns:0 frame:0
TX packets:15359524 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:5565104705 (5.1 GiB) TX bytes:13115812080 (12.2 GiB)
Interrupt:22 Base address:0xa900
eth3 Link encap:Ethernet HWaddr 00:1B:11:B1:1C:D4
inet addr:192.168.180.100 Bcast:192.168.180.255 Mask:255.255.255.0
inet6 addr: fe80::21b:11ff:feb1:1cd4/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:4068329 errors:0 dropped:0 overruns:0 frame:0
TX packets:60337 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:417749601 (398.3 MiB) TX bytes:4328913 (4.1 MiB)
Interrupt:18 Base address:0x6800
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:431338 errors:0 dropped:0 overruns:0 frame:0
TX packets:431338 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:41551814 (39.6 MiB) TX bytes:41551814 (39.6 MiB)
sit0 Link encap:IPv6-in-IPv4
NOARP MTU:1480 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
Thank you so much... :)
jh
> ------------ Původní zpráva ------------
> Od: Rick Sewill <rsewill at gmail.com>
> Předmět: Re: GW (LAN1, LAN2, ADSL) config
> Datum: 21.4.2010 01:10:47
> ----------------------------------------
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> On 04/20/2010 05:48 PM, j.halifax . wrote:
> >>>
> >> Is IP forwarding on?
> >>
> > Yes, it is.
> >
> >
> >
> >> ------------ Původní zpráva ------------
> >> Od: Terry Polzin <foxec208 at wowway.com>
> >> Předmět: Re: GW (LAN1, LAN2, ADSL) config
> >> Datum: 20.4.2010 19:03:39
> >> ----------------------------------------
> >> On Tue, 2010-04-20 at 15:31 +0200, j.halifax . wrote:
> >>> Hi All,
> >>>
> >>> please help me kindly to reconfig my default GW (Fedora 12).
> >>>
> >>> The GW has 3 active Ethernet cards:
> >>> eth0 - connected to Internet ADSL router (incl. VPN, pptpd)
> >>> eth1 - not used
> >>> eth2 - LAN1
> >>> eth3 - LAN2.
> >>>
> >>> I had everything working fine but due to some problems I lost
> >>> the configuration of the GW and I can't get it working again.
> >>>
> >>> (1) The Internet access (LAN1 -> GW -> Internet) is working fine.
> >>> (2) The access of (Internet -> GW -> LAN1 / LAN2) is ok incl. VPN
> >>> (3) I can not access LAN2 neither from LAN1 nor from GW box
> >>>
> >>> Traceroute shows that for (3) packets don't go to eth3 (LAN2) as
> >>> they should, but they fall down to eth0 (default gw).
> >>>
> >>> Can you please advise me what I need to set-up (iptables) in the GW?
> >>>
> >>> Thank you so much for your kind help.
> >>>
> >>> Regards,
> >>> jh
> >>>
> >> Is IP forwarding on?
> >>
> >> --
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> >>
> >>
>
>
> As another person asked, please do netstat -rn
> Please also do /sbin/ifconfig -a
>
> When debugging a routing problem, we need to see your routing table.
> It's also good to see the interfaces.
>
> I would be surprised if the problem were iptables related.
>
> Sounds more like the problem is routing table related.
>
> I'm assuming you haven't done anything with the /sbin/ip command
> like policy routing.
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