PPTP VPN client
Dennis Melentyev
dennis.melentyev at gmail.com
Fri Dec 5 12:27:17 PST 2008
Hi YONETANI,
2008/12/5 YONETANI Tomokazu <qhwt+dfly at les.ath.cx>:
> On Fri, Dec 05, 2008 at 11:59:03AM +0200, Dennis Melentyev wrote:
>> In FreeBSD ports exists an mpd daemon for PPTP connections. I hardly
>> can find it in pkgsrc (well, it's not portable enough).
>
> I've written a pkgsrc package for older version (mpd-3.18)
> http://les.ath.cx/DragonFly/dfly2_0-pkgsrc-mpd-3.18.tar.gz
The connection fails for some reason.
Firefox says "The connection to the server was reset while the page was loading"
Could you please check your server?
>
> and been using here for my PPPoE and PPTP connections.
>
> For some reason netgraph modules need to be loaded with kldload command
> or it just won't work (I seem to recall this started at some point around
> 1.10-RELEASE, but I haven't managed to track down yet). If you're using
> GENERIC kernel it means you need to compile a kernel without netgraph
> modules compiled in, so at the moment mpd is not your choice.
Yes, it's GENERIC, UP.
Can try to build onw w/o NG
>
> Also it seems that ng_pptpgre module (or other modules it depends on) has
> some race problem, so if you have `options INVARIANTS' in your kernel
> config, you'll often experience kernel panics. UP kernel is affected by
> this problem, too. The following bandaid seems to stop the panic, but
> I occasionally receive `deadlock avoided' error while using rdesktop
> to connect to a Windows PC in my office, and in that case, the TCP
> connection dies.
>
> --- a/sys/netgraph/pptpgre/ng_pptpgre.c
> +++ b/sys/netgraph/pptpgre/ng_pptpgre.c
> @@ -556,8 +556,10 @@ ng_pptpgre_xmit(node_p node, struct mbuf *m, meta_p meta)
> NG_SEND_DATA(error, priv->lower, m, meta);
>
> /* Start receive ACK timer if data was sent and not already running */
> - if (error == 0 && gre->hasSeq && priv->xmitSeq == priv->recvAck + 1)
> + if (error == 0 && gre->hasSeq && priv->xmitSeq == priv->recvAck + 1) {
> + ng_pptpgre_stop_recv_ack_timer(node);
> ng_pptpgre_start_recv_ack_timer(node);
> + }
> return (error);
> }
>
>
>> What could be used on DFBSD (client side) to create PPTP tunnel with
>> MPPC/MPPE without involving manual build from sources?
>
> net/pptp?
>
It says "no encription yet" or so. :(
--
Dennis Melentyev
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