pptp a maskarada

[Jakub Holcman]

Ahoj,
  narazil jsem na zajimavy problem.
  Mam zprovoznene pptp Linux - Win98. Pokud
  je to takhle primo, tak to funguje. Lec pokud je pocitac
  s Win98 za linuxovou maskaradou (pres kterou je pripojen
  k internetu) skonci pokus o pripojeni necim takovym:

May 17 19:19:52 server pptpd[5118]: CTRL: Received PPTP Control Message
(type: 12)
May 17 19:19:52 server pptpd[5118]: CTRL: Made a CALL DISCONNECT RPLY packet
May 17 19:19:52 server pptpd[5118]: CTRL: Received CALL CLR request (closing
call)
May 17 19:19:52 server pptpd[5118]: CTRL: I wrote 148 bytes to the client.
May 17 19:19:52 server pptpd[5118]: CTRL: Sent packet to client
May 17 19:19:52 server pptpd[5118]: CTRL: Error with select(), quitting
May 17 19:19:52 server pptpd[5118]: CTRL: Client 212.20.97.223 control
connection finished
May 17 19:19:52 server pptpd[5118]: CTRL: Exiting now
May 17 19:19:52 server pptpd[5047]: MGR: Reaped child 5118
May 17 19:19:52 server pppd[5119]: Modem hangup
May 17 19:19:52 server pppd[5119]: Connection terminated.
May 17 19:19:52 server pppd[5119]: Exit.

  Cim by to mohlo byt?

Dekuji, Jakub.