Re: how to controll 2 internet connection
On Wed, Oct 24, 2007 at 10:19:41PM +0200, P?l Cs?nyi wrote:
> 2007/10/23, Douglas A. Tutty <dtutty@porchlight.ca>:
> > On Tue, Oct 23, 2007 at 02:42:40PM +0200, P?l Cs?nyi wrote:
> > >
> > > I have now two internet connection:
> > > one through eth1 and
> > > one through eth2 interface.
>
> > >
> > > How can I controll which one to use for download some stuff from internet?
> >
> > By default route.
Sorry, that's wrong. The correct answer (I think) has to do with
shorewall but I'm not sure. While you're waiting for someone who really
knows what they're talking about, read shorewall-doc.
> >
> > Show us (ascii-art) how your network is set up.
>
> internet provider 1 internet provider 2
> ------------------------------ -----------------------------
> | |
> | |
> PPTP |
> ppp0 |
> eth0 usb cable modem
> __________|_____________________|______
> | PC box Debian Etch gateway/router |
> =======================
> | |
> eth1 eth2
> LAN DMZ
> | |
> | |
> _______eth0___________ ____eth0______________
> | PC box Debian Etch | | PC box Debian Etch |
> | Desktop / | | server |
> | Windows XP | =============
> =============
>
> > Show us your /etc/network/interfaces
>
> This is on the gateway:
>
> # connection to the internet provider 1
>
> auto eth0 sks-tunnel
>
> iface eth0 inet dhcp
>
> iface sks-tunnel inet ppp
> provider sks-tunnel
> up /etc/network/ip-up
> down /etc/network/ip-down
>
> # connection to the LAN
>
> auto eth1
>
> iface eth1 inet static
> address 192.168.1.1
> netmask 255.255.255.0
>
> # connection to the DMZ
>
> auto eth2
>
> iface eth2 inet static
> address 192.168.2.1
> netmask 255.255.255.0
>
> # this is not yet set up
> # connection to the internet provider 2
> # usb cable modem
>
> # auto eth3
> # iface eth3 inet dhcp
>
> > Show us your # ifconfig
>
> This is on the gateway:
>
> eth0 Link encap:Ethernet HWaddr 00:02:44:71:10:11
> inet addr:192.168.70.60 Bcast:192.168.70.255 Mask:255.255.255.0
> inet6 addr: fe80::202:44ff:fe71:1011/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:41372 errors:0 dropped:0 overruns:0 frame:0
> TX packets:32569 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:23956917 (22.8 MiB) TX bytes:5436842 (5.1 MiB)
> Interrupt:10 Base address:0xd800
>
> eth1 Link encap:Ethernet HWaddr 00:E0:7D:FC:1A:B0
> inet addr:192.168.1.1 Bcast:192.168.1.255 Mask:255.255.255.0
> inet6 addr: fe80::2e0:7dff:fefc:1ab0/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:28672 errors:0 dropped:0 overruns:0 frame:0
> TX packets:33740 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:4035383 (3.8 MiB) TX bytes:21918350 (20.9 MiB)
> Interrupt:12 Base address:0xdc00
>
> eth2 Link encap:Ethernet HWaddr 00:19:5B:FE:23:DE
> inet addr:192.168.2.1 Bcast:192.168.2.255 Mask:255.255.255.0
> inet6 addr: fe80::219:5bff:fefe:23de/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:14586 errors:0 dropped:0 overruns:0 frame:0
> TX packets:14167 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:7789166 (7.4 MiB) TX bytes:7714425 (7.3 MiB)
> Interrupt:5 Base address:0xe000
>
> ppp0 Link encap:Point-to-Point Protocol
> inet addr:212.200.112.79 P-t-P:212.200.112.4 Mask:255.255.255.255
> UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1446 Metric:1
> RX packets:33055 errors:0 dropped:0 overruns:0 frame:0
> TX packets:28087 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:3
> RX bytes:21380544 (20.3 MiB) TX bytes:3567082 (3.4 MiB)
>
> --
> Regards, Paul Csanyi
> http://www.freewebs.com/csanyi-pal/index.htm
>
>
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