Senhores, Estou tendo problemas para conexão VPN vinda do Windows XP. Não tenho idéia do que possa estar acontecendo. A coneção a partir do XP para meu servidor Debina é iniciada, ele conecta autentica e quando ele vai registrar o computador na rede aparece um erro. Vejam meus logs.
Aug 31 10:25:09 SERVER01 pptpd[24417]: CTRL: Client 201.18.79.10 control connection started Aug 31 10:25:10 SERVER01 pptpd[24417]: CTRL: Starting call (launching pppd, opening GRE) Aug 31 10:25:10 SERVER01 pppd[24418]: Plugin /usr/lib/pptpd/pptpd-logwtmp.so loaded. Aug 31 10:25:10 SERVER01 pppd[24418]: pppd 2.4.3 started by root, uid 0 Aug 31 10:25:10 SERVER01 pppd[24418]: Using interface ppp1 Aug 31 10:25:10 SERVER01 pppd[24418]: Connect: ppp1 <--> /dev/pts/2 Aug 31 10:25:10 SERVER01 pptpd[24417]: GRE: Bad checksum from pppd. Aug 31 10:25:10 SERVER01 pptpd[24417]: GRE: read(fd=5,buffer=8056720,len=8260) from network failed: status = -1 error = Protocol not available Aug 31 10:25:10 SERVER01 pptpd[24417]: CTRL: GRE read or PTY write failed (gre,pty)=(5,4) Aug 31 10:25:10 SERVER01 pptpd[24417]: CTRL: Reaping child PPP[24418] Aug 31 10:25:12 SERVER01 snmpd[2829]: Connection from 127.0.0.1 Aug 31 10:25:12 SERVER01 last message repeated 9 times Aug 31 10:25:25 SERVER01 pptpd[24453]: CTRL: Client 201.18.79.10 control connection started Aug 31 10:25:25 SERVER01 pptpd[24453]: CTRL: Starting call (launching pppd, opening GRE) Aug 31 10:25:25 SERVER01 pppd[24454]: Plugin /usr/lib/pptpd/pptpd-logwtmp.so loaded. Aug 31 10:25:25 SERVER01 pppd[24454]: pppd 2.4.3 started by root, uid 0 Aug 31 10:25:25 SERVER01 pppd[24454]: Using interface ppp2 Aug 31 10:25:25 SERVER01 pppd[24454]: Connect: ppp2 <--> /dev/pts/3 Aug 31 10:25:25 SERVER01 pptpd[24453]: GRE: Bad checksum from pppd. Aug 31 10:25:25 SERVER01 pptpd[24453]: GRE: read(fd=5,buffer=8056720,len=8260) from network failed: status = -1 error = Protocol not available Aug 31 10:25:25 SERVER01 pptpd[24453]: CTRL: GRE read or PTY write failed (gre,pty)=(5,4) Aug 31 10:25:25 SERVER01 pptpd[24453]: CTRL: Reaping child PPP[24454] Aug 31 10:25:40 SERVER01 pppd[24418]: LCP: timeout sending Config-Requests Aug 31 10:25:40 SERVER01 pppd[24418]: Connection terminated. Aug 31 10:25:40 SERVER01 pppd[24418]: tcflush failed: Input/output error Aug 31 10:25:40 SERVER01 pppd[24418]: Failed to open /dev/pts/2: No such file or directory Aug 31 10:25:40 SERVER01 pppd[24418]: Modem hangup Aug 31 10:25:40 SERVER01 pppd[24418]: Exit. Aug 31 10:25:40 SERVER01 pptpd[24417]: CTRL: Client 201.128.179.20 control connection finished Aug 31 10:25:55 SERVER01 pppd[24454]: LCP: timeout sending Config-Requests Aug 31 10:25:55 SERVER01 pppd[24454]: Connection terminated. Aug 31 10:25:55 SERVER01 pppd[24454]: tcflush failed: Input/output error Aug 31 10:25:55 SERVER01 pppd[24454]: Failed to open /dev/pts/3: No such file or directory Aug 31 10:25:55 SERVER01 pppd[24454]: Modem hangup Aug 31 10:25:55 SERVER01 pppd[24454]: Exit. Aug 31 10:25:55 SERVER01 pptpd[24453]: CTRL: Client 201.128.179.20 control connection finished Aug 31 10:26:26 SERVER01 pptpd[24476]: CTRL: Client 201.128.179.20 control connection started Aug 31 10:26:26 SERVER01 pptpd[24476]: CTRL: Starting call (launching pppd, opening GRE) Aug 31 10:26:26 SERVER01 pppd[24477]: Plugin /usr/lib/pptpd/pptpd-logwtmp.so loaded. Aug 31 10:26:26 SERVER01 pppd[24477]: pppd 2.4.3 started by root, uid 0 Aug 31 10:26:26 SERVER01 pppd[24477]: Using interface ppp1 Aug 31 10:26:26 SERVER01 pppd[24477]: Connect: ppp1 <--> /dev/pts/2 Aug 31 10:26:26 SERVER01 pptpd[24476]: GRE: Bad checksum from pppd. Aug 31 10:26:26 SERVER01 pptpd[24476]: GRE: read(fd=5,buffer=8056720,len=8260) from network failed: status = -1 error = Protocol not available Aug 31 10:26:26 SERVER01 pptpd[24476]: CTRL: GRE read or PTY write failed (gre,pty)=(5,4) Aug 31 10:26:26 SERVER01 pptpd[24476]: CTRL: Reaping child PPP[24477] Aug 31 10:26:56 SERVER01 pppd[24477]: LCP: timeout sending Config-Requests Aug 31 10:26:56 SERVER01 pppd[24477]: Connection terminated. Aug 31 10:26:56 SERVER01 pppd[24477]: tcflush failed: Input/output error Aug 31 10:26:56 SERVER01 pppd[24477]: Failed to open /dev/pts/2: No such file or directory Aug 31 10:26:56 SERVER01 pppd[24477]: Modem hangup Aug 31 10:26:56 SERVER01 pppd[24477]: Exit. Qualquer ajuda é bem vinda... -- Diorgenes Mello
