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Re: [Openvpn-users] Bridging with Tunnels Revisited


  • Subject: Re: [Openvpn-users] Bridging with Tunnels Revisited
  • From: John Locke <mail@xxxxxxxxxxxx>
  • Date: Wed, 07 Jan 2004 07:32:26 -0800

On Wed, 2004-01-07 at 01:39, Raymond wrote:
> Still a little confused 'bout bridging with tunnels.
> 
> 1) In the example http://openvpn.sourceforge.net/bridge.html does the
> example
> 
> /sbin/ifconfig br0 192.168.0.10 netmask 255.255.255.0 broadcast
> 192.168.0.255
> 
> occur in EVERY tap configuration ( on the server ) or is it global to
> the bridge configuration? If in every tap configuration, is the IP
> address unique for every tap device on the server?
> 
Nope, you use one bridge for ALL bridged devices on the computer. The
bridge essentially routes all traffic bound to/from the physical network
adapter to all the bridged tunnels.

> 2) Is the 192.168/24 example above configured with addif br0 eth1 a new
> virtual network or is it utilizing pre-existing 192.168/24 physical
> network address space on eth1?
> 
It's not only the same network address space, it's the same address as
eth1. You remove the ip address from eth1, and configure the bridge to
replace it.
-- 
John Locke
Open Source solutions for small business problems
http://freelock.com


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