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Topic: 1WAN + 2LAN(same subnet)  (Read 2407 times)
« on: June 08, 2009, 18:04:36 »
t0m5k1 *
Posts: 2

KEY:
IF = interface

Hi there
firstly THANKS for such a great product.

ok here is my issue (n00b alert lol)

i have a small form factor generic PC with CF card for m0n0wall
the pc has 4 IF's

i would like to have m0n0wall configured in a way where 1 IF is for WAN and all others are in the same subnet!
i curently have it working but only with 2 IF's & the lan IF feeds a switch that i have borrowed until i can resolve this.

i have tried to set it up myself but keep hitting a wall where it appears to be configured but will not pass traffic.


please any help on this would be musch apperciated.
« Reply #1 on: June 08, 2009, 18:24:43 »
Fred Grayson *****
Posts: 994

Having more than one interface in a router that belongs to the same network (or subnetwork) is an illegal configuration. It can't work because it is ambiguous.
 

--
Google is your friend and Bob's your uncle.
« Reply #2 on: June 08, 2009, 20:34:21 »
t0m5k1 *
Posts: 2


so the 3 lan ports on a m0n0wall system cannot be configured in such a way as to have a static IP assigned to them that is in the same subnet so they appear as just another node on that lan

or

how is this achieved in other commercial appliances like netgaer dg834g
these have:
1 wan
1 wlan
3 lan

thats a total of 4 lan nodes on the same device?

is this a limitation of BSD/m0n0wall or a device wide limitation which is overcome by housing 2 devices within the same box?

« Reply #3 on: June 08, 2009, 22:01:28 »
Fred Grayson *****
Posts: 994

It's not a limitation specific to any particular implementation. It comes with what a router is and does - it connects disparate networks.

It may be possible to bridge multiple LAN interfaces together in such a way as to achieve what you want, I don't know, but a hub or a switch is what you really want.

--
Google is your friend and Bob's your uncle.
 
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