From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Carlson Date: Wed, 12 Jan 2011 21:26:46 +0000 Subject: Re: ppp / open vpn Message-Id: <4D2E1C96.9000608@workingcode.com> List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ppp@vger.kernel.org On 01/12/11 16:17, Jan Just Keijser wrote: > James Carlson wrote: >> The whole point of a point-to-point interface (of any type; PPP, tunnel, >> or otherwise) is that it connects two distinct IP nodes. Distinct. Not >> one IP node to itself! >> >> > This is another trick of OpenVPN to assign "linear addresses" to clients > while using a PtP (tun) interface. It is enabled in OpenVPN 2.1 (and > openvpnas, which is based on 2.1) by using the > topology subnet > directive. That's simply frightening. Thanks for the update; I had no idea anyone was relying on that sort of undocumented OS feature. Good luck getting a routing protocol to work reliably with that ... -- James Carlson 42.703N 71.076W