pptp: input/output error

[^rooker]

[PROBLEM]
We tried to get our ADSL connection running on our new Dracul IV, but when trying to connect using pptp, those lines appeared in /var/log/daemon

Mar 28 20:54:26 dracul pptp[2425]: anon warn[decaps_hdlc:pptp_gre.c:197]: short read (-1): Input/output error
Mar 28 20:54:26 dracul pptp[2425]: anon warn[decaps_hdlc:pptp_gre.c:209]: pppd may have shutdown, see pppd log
Mar 28 20:54:26 dracul pptp[2420]: anon log[callmgr_main:pptp_callmgr.c:231]: Closing connection (unhandled)
Mar 28 20:54:26 dracul pptp[2420]: anon log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 12 'Call-Clear-Request'
Mar 28 20:54:26 dracul pptp[2420]: anon log[call_callback:pptp_callmgr.c:78]: Closing connection (call state)

SOLUTION
ppp und gre support in kernel missing.

[^rooker]

[PROBLEM]

Apr 18 22:09:44 dracul pptp[14345]: anon log[main:pptp.c:267]: The synchronous pptp option is NOT activated
Apr 18 22:09:45 dracul pptp[14348]: anon log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 1 'Start-Control-Connection-Request'
Apr 18 22:09:45 dracul pptp[14348]: anon log[ctrlp_disp:pptp_ctrl.c:738]: Received Start Control Connection Reply
Apr 18 22:09:45 dracul pptp[14348]: anon log[ctrlp_disp:pptp_ctrl.c:772]: Client connection established.
Apr 18 22:09:46 dracul pptp[14348]: anon log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 7 'Outgoing-Call-Request'
Apr 18 22:09:46 dracul pptp[14348]: anon log[ctrlp_disp:pptp_ctrl.c:857]: Received Outgoing Call Reply.
Apr 18 22:09:46 dracul pptp[14348]: anon log[ctrlp_disp:pptp_ctrl.c:896]: Outgoing call established (call ID 0, peer's call ID 1).
Apr 18 22:09:46 dracul pppd[14349]: pppd 2.4.3 started by root, uid 0
Apr 18 22:09:46 dracul pppd[14349]: Using interface ppp0
Apr 18 22:09:46 dracul pppd[14349]: Connect: ppp0 <--> /dev/pts/1
Apr 18 22:10:24 dracul pppd[14349]: No response to PAP authenticate-requests
Apr 18 22:10:24 dracul pppd[14349]: Connection terminated.
Apr 18 22:10:25 dracul pppd[14349]: Exit.
Apr 18 22:10:25 dracul pptp[14353]: anon warn[decaps_hdlc:pptp_gre.c:197]: short read (-1): Input/output error
Apr 18 22:10:25 dracul pptp[14353]: anon warn[decaps_hdlc:pptp_gre.c:209]: pppd may have shutdown, see pppd log
Apr 18 22:10:25 dracul pptp[14348]: anon log[callmgr_main:pptp_callmgr.c:231]: Closing connection (unhandled)
Apr 18 22:10:25 dracul pptp[14348]: anon log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 12 'Call-Clear-Request'
Apr 18 22:10:25 dracul pptp[14348]: anon log[call_callback:pptp_callmgr.c:78]: Closing connection (call state)