[pptp-server] PPTP not responding

[Clint Fast]

What is your "route" (include a netstat -nr)

> Shawn Hughes wrote:
> 
> Here is my problem.  I can connect over the internal network to the
> PPTP server but I can not connect over the internet from a client to
> the PPTP server.  The information is passed to the PPTP server,  but I
> think the PPTP server is not passing anything back to the public
> address.  Here is my setup.
> 
>                                  Public IP    Private-IP
> Client --> Internet --> ISDN --> PPTP----> Private Network
>                                  Firewall     Server
> 
> I have attached the log file below.  Help if you can.
> 
> 
> 
> Nov 23 10:46:37 linux pptpd[1191]: MGR: Launching
> /usr/local/sbin/pptpctrl to handle client
> Nov 23 10:46:37 linux pptpd[1191]: CTRL: local address = 192.168.4.10
> Nov 23 10:46:37 linux pptpd[1191]: CTRL: remote address =
> 192.168.4.106
> Nov 23 10:46:37 linux pptpd[1191]: CTRL: pppd options file =
> /etc/ppp/options
> Nov 23 10:46:37 linux pptpd[1191]: CTRL: Client 206.103.114.212
> control connection started
> Nov 23 10:46:37 linux pptpd[1191]: CTRL: Received PPTP Control Message
> (type: 1)
> Nov 23 10:46:37 linux pptpd[1191]: CTRL: Made a START CTRL CONN RPLY
> packet
> Nov 23 10:46:37 linux pptpd[1191]: CTRL: I wrote 156 bytes to the
> client.
> Nov 23 10:46:37 linux pptpd[1191]: CTRL: Sent packet to client
> Nov 23 10:46:38 linux pptpd[1191]: CTRL: Received PPTP Control Message
> (type: 7)
> Nov 23 10:46:38 linux pptpd[1191]: CTRL: 0 min_bps, 1525 max_bps, 32
> window size
> Nov 23 10:46:38 linux pptpd[1191]: CTRL: Made a OUT CALL RPLY packet
> Nov 23 10:46:38 linux pptpd[1191]: CTRL: Starting call (launching
> pppd, openingGRE)
> Nov 23 10:46:38 linux pptpd[1191]: CTRL: pty_fd = 5
> Nov 23 10:46:38 linux pptpd[1191]: CTRL: tty_fd = 6
> Nov 23 10:46:38 linux pptpd[1192]: CTRL (PPPD Launcher): Connection
> speed = 115200
> Nov 23 10:46:38 linux pptpd[1192]: CTRL (PPPD Launcher): local address
> = 192.168.4.10
> Nov 23 10:46:38 linux pptpd[1192]: CTRL (PPPD Launcher): remote
> address = 192.168.4.106
> Nov 23 10:46:38 linux pptpd[1191]: CTRL: I wrote 32 bytes to the
> client.
> Nov 23 10:46:38 linux pptpd[1191]: CTRL: Sent packet to client
> Nov 23 10:46:38 linux pppd[1192]: pppd 2.4.0 started by root, uid 0
> Nov 23 10:46:38 linux pppd[1192]: using channel 1
> Nov 23 10:46:38 linux pppd[1192]: Using interface ppp0
> Nov 23 10:46:38 linux pppd[1192]: Connect: ppp0 <--> /dev/pts/1
> Nov 23 10:46:38 linux pppd[1192]: sent [LCP ConfReq id=0x1 <mru 1490>
> <asyncmap0x0> <auth chap 81> <magic 0x589d5158> <pcomp> <accomp>]
> Nov 23 10:46:38 linux pptpd[1191]: CTRL: Received PPTP Control Message
> (type: 15)
> Nov 23 10:46:38 linux pptpd[1191]: CTRL: Got a SET LINK INFO packet
> with standard ACCMs
> Nov 23 10:46:41 linux pppd[1192]: sent [LCP ConfReq id=0x1 <mru 1490>
> <asyncmap0x0> <auth chap 81> <magic 0x589d5158> <pcomp> <accomp>]
> Nov 23 10:47:05 linux last message repeated 8 times
> Nov 23 10:47:08 linux pppd[1192]: LCP: timeout sending Config-Requests
> Nov 23 10:47:08 linux pppd[1192]: Connection terminated.
> Nov 23 10:47:08 linux pppd[1192]: Exit.
> Nov 23 10:47:08 linux pptpd[1191]: Error reading from pppd:
> Input/output error
> Nov 23 10:47:08 linux pptpd[1191]: CTRL: GRE read or PTY write failed
> (gre,pty)=(6,5)
> Nov 23 10:47:08 linux pptpd[1191]: CTRL: Client 206.101.114.12 control
> connection finished
> Nov 23 10:47:08 linux pptpd[1191]: CTRL: Exiting now
> Nov 23 10:47:08 linux pptpd[1138]: MGR: Reaped child 1191