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Re: layer 2 and layer 3 tunneling
Evren,
From: "Eren, Evren" <Evren_Eren@BONN.DETECON.DE>
Subject: layer 2 and layer 3 tunneling
Date: Wed, 10 Feb 1999 21:32:18 +0100
> I know, that I am in the wrong area, but I would be grateful if anybody can
> recommend good references
> for layer 2 and layer 3 tunneling ?
>
> My understanding is the following:
>
> PPTP and L2F are Layer 3 tunneling protocols. They directly encapsulate IPX,
> IP etc.
>
> L2TP is a Layer 2 tunneling protocol. It encapsulates PPP, which can
> encapsulate IPX, IP etc.
No. PPTP, L2F, and L2TP are all Layer 2 tunneling protocol. IPsec
tunnel mode is Layer 3.
> Thank you.
>
> Evren
>
> Please also see figure attached.
>
> <<...>>
>
=====================================
Motonori Shindo
Systems Engineer
Ascend Communications Japan K.K.
email: mshindo@ascend.co.jp
TEL: +81-3-5325-7306
=====================================
References: