wäre auch interessant zu wissen, was der pppd während des verbindungsaufbaus in die /var/log/messages schreibt
@lordpeng
linux:~ # /usr/bin/tail -f /var/log/messages
Jul 23 15:55:24 linux pppd[6380]: Script /usr/sbin/pptp 10.0.0.138 --nolaunchppp
d finished (pid 6381), status = 0x0
Jul 23 15:55:24 linux pppd[6380]: Exit.
Jul 23 15:55:24 linux pptp[6396]: anon log[ctrlp_disp:pptp_ctrl.c:912]: Call dis
connect notification received (call id 0)
Jul 23 15:55:24 linux pptp[6396]: anon log[ctrlp_error:pptp_ctrl.c:195]: Result
code is 4 '(your) Request'. Error code is 0, Cause code is 0
Jul 23 15:55:24 linux pptp[6396]: anon log[call_callback:pptp_callmgr.c:77]: Clo
sing connection
Jul 23 15:55:24 linux pptp[6396]: anon log[ctrlp_disp:pptp_ctrl.c:770]: Received
Stop Control Connection Request.
Jul 23 15:55:24 linux pptp[6396]: anon log[ctrlp_rep:pptp_ctrl.c:243]: Sent cont
rol packet type is 4 'Stop-Control-Connection-Reply'
Jul 23 15:55:24 linux pptp[6396]: anon log[pptp_conn_close:pptp_ctrl.c:425]: Clo
sing PPTP connection
Jul 23 15:55:24 linux pptp[6396]: anon log[pptp_write_some:pptp_ctrl.c:497]: wri
te error: Bad file descriptor
Jul 23 15:55:24 linux modify_resolvconf: restored /etc/resolv.conf.saved.by.smpp
pd-ifcfg to /etc/resolv.conf
Jul 23 15:56:48 linux modify_resolvconf: Service smpppd-ifcfg modified /etc/reso
lv.conf. See info block in this file
Jul 23 15:56:48 linux pppd[6564]: Plugin passwordfd.so loaded.
Jul 23 15:56:48 linux pppd[6564]: pppd 2.4.2 started by root, uid 0
Jul 23 15:56:48 linux pppd[6564]: Renamed interface ppp0 to dsl0
Jul 23 15:56:48 linux pppd[6564]: Using interface dsl0
Jul 23 15:56:48 linux pppd[6564]: Connect: dsl0 <--> /dev/pts/3
Jul 23 15:56:49 linux pptp[6565]: anon log[main:pptp.c:243]: The synchronous ppt
p option is NOT activated
Jul 23 15:56:49 linux pptp[6580]: anon log[ctrlp_rep:pptp_ctrl.c:243]: Sent cont
rol packet type is 1 'Start-Control-Connection-Request'
Jul 23 15:56:49 linux pptp[6580]: anon log[ctrlp_disp:pptp_ctrl.c:721]: Received
Start Control Connection Reply
Jul 23 15:56:49 linux pptp[6580]: anon log[ctrlp_disp:pptp_ctrl.c:755]: Client c
onnection established.
Jul 23 15:56:50 linux pptp[6580]: anon log[ctrlp_rep:pptp_ctrl.c:243]: Sent cont
rol packet type is 7 'Outgoing-Call-Request'
Jul 23 15:56:50 linux pptp[6580]: anon log[ctrlp_disp:pptp_ctrl.c:841]: Received
Outgoing Call Reply.
Jul 23 15:56:50 linux pptp[6580]: anon log[ctrlp_disp:pptp_ctrl.c:880]: Outgoing
call established (call ID 0, peer's call ID 0).
Jul 23 15:56:53 linux pppd[6564]: CHAP authentication failed
Jul 23 15:56:53 linux pppd[6564]: Connection terminated.
Jul 23 15:56:53 linux pptp[6565]: anon warn[decaps_hdlc:pptp_gre.c:197]: short r
ead (-1): Input/output error
Jul 23 15:56:53 linux pptp[6565]: anon warn[decaps_hdlc:pptp_gre.c:209]: pppd ma
y have shutdown, see pppd log
Jul 23 15:56:53 linux pptp[6580]: anon log[callmgr_main:pptp_callmgr.c:228]: Closing connection
"Was immer du tun kannst oder wovon du träumst - fange es an. In der Kühnheit liegt Genie, Macht und Magie."