From: Stephen Hemminger <shemminger@vyatta.com>
To: Kelvin Chan <kelvinc@positronics.com>, bridge@linux-foundation.org
Subject: Re: [Bridge] bridge-utils and ppp
Date: Fri, 22 Aug 2008 19:50:10 -0400 [thread overview]
Message-ID: <20080822195010.601d1873@speedy> (raw)
In-Reply-To: <35768C4F0D45AD45BAB2832E96E079E30179BF@newposiserver.Positronics.local>
On Thu, 21 Aug 2008 17:44:59 -0700
"Kelvin Chan" <kelvinc@positronics.com> wrote:
> Hi Stephen,
>
> --god, I hate outlook. Sorry, was trying to insert an line break
> but instead sent the email. --
>
> I'm trying to create an multicast enabled Ethernet bridge using ppp
> and brctl.
>
> I tried:
> brctl addbr br0
> brctl addif eth0
> brctl addif ppp0
>
> after last command, I get:
> can't add ppp0 to bridge br0: Invalid argument
>
> both eth0 and ppp0 are up and have an address. I googled around
> and found this an issue with the kernel bridge code. However, in
> Linux Foundation's bridge-utils documentation, it didn't mention
> the required kernel version. I'm running 2.6.18 from Debian Etch.
>
> Can you give me any hints to bridge an ppp to eth device?
>
Won't work because PPP is a tunneling interface so it doesn't
have an ethernet header required for bridging. Layer 2 versus Layer 3 issue.
next parent reply other threads:[~2008-08-22 23:50 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <35768C4F0D45AD45BAB2832E96E079E30179BF@newposiserver.Positronics.local>
2008-08-22 23:50 ` Stephen Hemminger [this message]
2008-03-06 21:00 [Bridge] bridge-utils and ppp Lou Steinberg
2008-03-09 7:38 ` richardvoigt
2008-03-09 13:58 ` Lou Steinberg
2008-03-10 15:26 ` Stephen Hemminger
2008-03-10 16:18 ` Lou Steinberg
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