我最近将我的服务器从 Debian Lenny 重新安装到 Squeeze，自从重新安装以来，我无法建立到远程站点的 PPTP 连接。远程站点正在运行 Windows RRAS PPTP 服务器。PPTP 连接在 Lenny 和 Windows 客户端上都可以工作。但在 Debian Squeeze 服务器上却不行。PPTP 和连接的配置文件只是从旧系统复制过来的。连接建立后就立即断开了。
来自系统日志：
Jul 2 07:55:41 awakening pppd[9633]: pppd 2.4.4 started by root, uid 0
Jul 2 07:55:41 awakening pppd[9633]: using channel 14
Jul 2 07:55:41 awakening pppd[9633]: Using interface ppp80
Jul 2 07:55:41 awakening pppd[9633]: Connect: ppp80 <--> /dev/pts/3
Jul 2 07:55:41 awakening pptp[9636]: anon log[main:pptp.c:314]: The synchronous pptp option is NOT activated
Jul 2 07:55:41 awakening pptp[9643]: anon log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 1 'Start-Control-Connection-Request'
Jul 2 07:55:41 awakening pptp[9643]: anon log[ctrlp_disp:pptp_ctrl.c:739]: Received Start Control Connection Reply
Jul 2 07:55:41 awakening pptp[9643]: anon log[ctrlp_disp:pptp_ctrl.c:773]: Client connection established.
Jul 2 07:55:42 awakening pppd[9633]: sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x32d026a8> <pcomp> <accomp>]
Jul 2 07:55:42 awakening pptp[9643]: anon log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 7 'Outgoing-Call-Request'
Jul 2 07:55:42 awakening pptp[9643]: anon log[ctrlp_disp:pptp_ctrl.c:858]: Received Outgoing Call Reply.
Jul 2 07:55:42 awakening pptp[9643]: anon log[ctrlp_disp:pptp_ctrl.c:897]: Outgoing call established (call ID 0, peer's call ID 24212).
Jul 2 07:55:42 awakening pptp[9643]: anon log[callmgr_main:pptp_callmgr.c:234]: Closing connection (unhandled)
Jul 2 07:55:42 awakening pptp[9643]: anon log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 12 'Call-Clear-Request'
Jul 2 07:55:42 awakening pptp[9643]: anon log[call_callback:pptp_callmgr.c:79]: Closing connection (call state)
Jul 2 07:55:42 awakening pppd[9633]: Script pptp 193.77.X.X --nolaunchpppd finished (pid 9634), status = 0x0
Jul 2 07:55:42 awakening pppd[9633]: Modem hangup
Jul 2 07:55:42 awakening pppd[9633]: Connection terminated.
Jul 2 07:55:42 awakening pppd[9633]: Exit.
这是什么问题？我该如何解决？
答案1
存在该问题的原因是，在 PPPoE 连接上路由器上的 TSS MSS 钳位器被禁用。