Erro em conexão VPN PPTP

[alexgammaro]

Amigos... um bom dia!

Tenho uma VPN PPTP configurada no meu Debian, na qual eu tento conexão via Windows nele a tem horas que vai e outras não.
Verifiquei o Syslog em uma tentativa de conexão sem sucesso... segue abaixo o log.

Jan 30 21:13:31 ssav-bastion pptpd[17095]: MGR: Launching /usr/sbin/pptpctrl to handle client
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: local address = 192.168.0.250
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: remote address = 192.168.0.222
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: pppd options file = /etc/ppp/pptpd-options
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: Client 187.67.123.9 control connection started
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: Received PPTP Control Message (type: 1)
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: Made a START CTRL CONN RPLY packet
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: I wrote 156 bytes to the client.
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: Sent packet to client
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: Received PPTP Control Message (type: 7)
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: Set parameters to 100000000 maxbps, 64 window size
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: Made a OUT CALL RPLY packet
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: Starting call (launching pppd, opening GRE)
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: pty_fd = 6
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: tty_fd = 7
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: I wrote 32 bytes to the client.
Jan 30 21:13:31 ssav-bastion pptpd[17096]: CTRL (PPPD Launcher): program binary = /usr/sbin/pppd
Jan 30 21:13:31 ssav-bastion pptpd[17096]: CTRL (PPPD Launcher): local address = 192.168.0.250
Jan 30 21:13:31 ssav-bastion pptpd[17096]: CTRL (PPPD Launcher): remote address = 192.168.0.222
Jan 30 21:13:31 ssav-bastion pptpd[17095]: CTRL: Sent packet to client
Jan 30 21:13:31 ssav-bastion pppd[17096]: Plugin /usr/lib/pptpd/pptpd-logwtmp.so loaded.
Jan 30 21:13:31 ssav-bastion pppd[17096]: pptpd-logwtmp: $Version$
Jan 30 21:13:31 ssav-bastion pptpd[17095]: GRE: Bad checksum from pppd.
Jan 30 21:13:32 ssav-bastion pptpd[17095]: CTRL: Received PPTP Control Message (type: 15)
Jan 30 21:13:32 ssav-bastion pptpd[17095]: CTRL: Got a SET LINK INFO packet with standard ACCMs
Jan 30 21:14:02 ssav-bastion pptpd[17095]: GRE: read(fd=6,buffer=8058640,len=8196) from PTY failed: status = -1 error = Input/output error, usually caused by unexpected termination of pppd, check option syntax and pppd logs
Jan 30 21:14:02 ssav-bastion pptpd[17095]: CTRL: PTY read or GRE write failed (pty,gre)=(6,7)
Jan 30 21:14:02 ssav-bastion pptpd[17095]: CTRL: Reaping child PPP[17096]
Jan 30 21:14:02 ssav-bastion pptpd[17095]: CTRL: Client 187.67.123.9 control connection finished
Jan 30 21:14:02 ssav-bastion pptpd[17095]: CTRL: Exiting now
Jan 30 21:14:02 ssav-bastion pptpd[6026]: MGR: Reaped child 17095
Jan 30 21:14:03 ssav-bastion pptpd[17126]: MGR: Launching /usr/sbin/pptpctrl to handle client
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: local address = 192.168.0.250
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: remote address = 192.168.0.222
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: pppd options file = /etc/ppp/pptpd-options
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: Client 187.67.123.9 control connection started
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: Received PPTP Control Message (type: 1)
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: Made a START CTRL CONN RPLY packet
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: I wrote 156 bytes to the client.
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: Sent packet to client
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: Received PPTP Control Message (type: 7)
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: Set parameters to 100000000 maxbps, 64 window size
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: Made a OUT CALL RPLY packet
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: Starting call (launching pppd, opening GRE)
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: pty_fd = 6
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: tty_fd = 7
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: I wrote 32 bytes to the client.
Jan 30 21:14:03 ssav-bastion pptpd[17127]: CTRL (PPPD Launcher): program binary = /usr/sbin/pppd
Jan 30 21:14:03 ssav-bastion pptpd[17127]: CTRL (PPPD Launcher): local address = 192.168.0.250
Jan 30 21:14:03 ssav-bastion pptpd[17127]: CTRL (PPPD Launcher): remote address = 192.168.0.222
Jan 30 21:14:03 ssav-bastion pptpd[17126]: CTRL: Sent packet to client
Jan 30 21:14:03 ssav-bastion pppd[17127]: Plugin /usr/lib/pptpd/pptpd-logwtmp.so loaded.
Jan 30 21:14:03 ssav-bastion pppd[17127]: pptpd-logwtmp: $Version$
Jan 30 21:14:03 ssav-bastion pptpd[17126]: GRE: Bad checksum from pppd.
Jan 30 21:14:04 ssav-bastion pptpd[17126]: CTRL: Received PPTP Control Message (type: 15)
Jan 30 21:14:04 ssav-bastion pptpd[17126]: CTRL: Got a SET LINK INFO packet with standard ACCMs
Jan 30 21:14:24 ssav-bastion pptpd[17126]: CTRL: Received PPTP Control Message (type: 15)
Jan 30 21:14:24 ssav-bastion pptpd[17126]: CTRL: Got a SET LINK INFO packet with standard ACCMs
Jan 30 21:14:32 ssav-bastion pptpd[17126]: CTRL: Received PPTP Control Message (type: 12)
Jan 30 21:14:32 ssav-bastion pptpd[17126]: CTRL: Made a CALL DISCONNECT RPLY packet
Jan 30 21:14:32 ssav-bastion pptpd[17126]: CTRL: Received CALL CLR request (closing call)
Jan 30 21:14:32 ssav-bastion pptpd[17126]: CTRL: Reaping child PPP[17127]
Jan 30 21:14:32 ssav-bastion pptpd[17126]: CTRL: Client 187.67.123.9 control connection finished
Jan 30 21:14:32 ssav-bastion pptpd[17126]: CTRL: Exiting now
Jan 30 21:14:32 ssav-bastion pptpd[6026]: MGR: Reaped child 17126

[edilsonsat]

Vou da uma olhada ok.

[alexgammaro]

Feb  3 11:38:49 ssav-bastion pptpd[18122]: MGR: Launching /usr/sbin/pptpctrl to handle client
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: local address = 192.168.0.222
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: remote address = 192.168.1.222
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: pppd options file = /etc/ppp/pptpd-options
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Client 201.29.129.29 control connection started
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Received PPTP Control Message (type: 1)
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Made a START CTRL CONN RPLY packet
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: I wrote 156 bytes to the client.
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Sent packet to client
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Received PPTP Control Message (type: 7)
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Set parameters to 100000000 maxbps, 64 window size
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Made a OUT CALL RPLY packet
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Starting call (launching pppd, opening GRE)
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: pty_fd = 6
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: tty_fd = 7
Feb  3 11:38:49 ssav-bastion pptpd[18123]: CTRL (PPPD Launcher): program binary = /usr/sbin/pppd
Feb  3 11:38:49 ssav-bastion pptpd[18123]: CTRL (PPPD Launcher): local address = 192.168.0.222
Feb  3 11:38:49 ssav-bastion pptpd[18123]: CTRL (PPPD Launcher): remote address = 192.168.1.222
Feb  3 11:38:49 ssav-bastion pppd[18123]: Plugin /usr/lib/pptpd/pptpd-logwtmp.so loaded.
Feb  3 11:38:49 ssav-bastion pppd[18123]: pptpd-logwtmp: $Version$
Feb  3 11:38:49 ssav-bastion pppd[18123]: debug#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: dump#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: plugin /usr/lib/pptpd/pptpd-logwtmp.so#011#011# (from command line)
Feb  3 11:38:49 ssav-bastion pppd[18123]: auth#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: refuse-pap#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: refuse-chap#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: refuse-mschap#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: name pptp#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: pptpd-original-ip 201.29.129.29#011#011# (from command line)
Feb  3 11:38:49 ssav-bastion pppd[18123]: lock#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: mru 1490#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: mtu 1490#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: ms-dns xxx # [don't know how to print value]#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: nodefaultroute#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: proxyarp#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: nobsdcomp#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: require-mppe-128#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pppd[18123]: noipx#011#011# (from /etc/ppp/pptpd-options)
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: I wrote 32 bytes to the client.
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Sent packet to client
Feb  3 11:38:49 ssav-bastion pptpd[18122]: GRE: Bad checksum from pppd.
Feb  3 11:38:49 ssav-bastion pptpd[18122]: GRE: read(fd=7,buffer=80505a0,len=8260) from network failed: status = -1 error = Protocol not available
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: GRE read or PTY write failed (gre,pty)=(7,6)
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Reaping child PPP[18123]
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Client 201.29.129.29 control connection finished
Feb  3 11:38:49 ssav-bastion pptpd[18122]: CTRL: Exiting now
Feb  3 11:38:49 ssav-bastion pptpd[16141]: MGR: Reaped child 18122