Eu sou novo no Ubuntu. Eu configurei a configuração de VPN no Ubuntu 14.04, mas não consegui me conectar. O log do sistema mostra os seguintes erros:
Jun 28 13:35:50 rana-laptop kernel: [ 9723.920954] sd 6:0:0:0: [sdb] Test WP failed, assume Write Enabled Jun 28 13:35:50 rana-laptop kernel: [ 9723.923177] sd 6:0:0:0: [sdb] Asking for cache data failed Jun 28 13:35:50 rana-laptop kernel: [ 9723.923186] sd 6:0:0:0: [sdb] Assuming drive cache: write through Jun 28 13:36:10 rana-laptop pppd[11154]: LCP: timeout sending Config-Requests Jun 28 13:36:10 rana-laptop pppd[11154]: Connection terminated. Jun 28 13:36:10 rana-laptop avahi-daemon[477]: Withdrawing workstation service for ppp0. Jun 28 13:36:10 rana-laptop NetworkManager[857]: VPN plugin failed: 1 Jun 28 13:36:10 rana-laptop NetworkManager[857]: SCPlugin-Ifupdown: devices removed (path: /sys/devices/virtual/net/ppp0, iface: ppp0) Jun 28 13:36:10 rana-laptop pppd[11154]: Modem hangup Jun 28 13:36:10 rana-laptop NetworkManager[857]: VPN plugin failed: 1 Jun 28 13:36:15 rana-laptop pppd[11154]: Child process /usr/sbin/pptp 202.191.127.194 --nolaunchpppd --loglevel 0 --logstring nm-pptp-service-11148 (pid 11156) terminated with signal 15 Jun 28 13:36:15 rana-laptop pppd[11154]: Exit. Jun 28 13:36:15 rana-laptop NetworkManager[857]: VPN plugin failed: 1 Jun 28 13:36:15 rana-laptop NetworkManager[857]: VPN plugin state changed: stopped (6) Jun 28 13:36:15 rana-laptop NetworkManager[857]: VPN plugin state change reason: 0 Jun 28 13:36:15 rana-laptop NetworkManager[857]: Policy set 'SYMPHONY W90' (wlan0) as default for IPv4 routing and DNS. Jun 28 13:36:15 rana-laptop NetworkManager[857]: error disconnecting VPN: Could not process the request because no VPN connection was active. Jun 28 13:36:20 rana-laptop NetworkManager[857]: VPN service 'pptp' disappeared Jun 28 13:36:42 rana-laptop kernel: [ 9775.637094] sd 6:0:0:0: [sdb] Test WP failed, assume Write Enabled Jun 28 13:36:42 rana-laptop kernel: [ 9775.639341] sd 6:0:0:0: [sdb] Asking for cache data failed Jun 28 13:36:42 rana-laptop kernel: [ 9775.639349] sd 6:0:0:0: [sdb] Assuming drive cache: write through Jun 28 13:37:34 rana-laptop kernel: [ 9827.349249] sd 6:0:0:0: [sdb] Test WP failed, assume Write Enabled Jun 28 13:37:34 rana-laptop kernel: [ 9827.351489] sd 6:0:0:0: [sdb] Asking for cache data failed Jun 28 13:37:34 rana-laptop kernel: [ 9827.351494] sd 6:0:0:0: [sdb] Assuming drive cache: write through Jun 28 13:37:46 rana-laptop pptp[11160]: nm-pptp-service-11148 warn[open_inetsock:pptp_callmgr.c:329]: connect: Connection timed out Jun 28 13:37:46 rana-laptop pptp[11160]: nm-pptp-service-11148 fatal[callmgr_main:pptp_callmgr.c:127]: Could not open control connection to 202.191.127.194 Jun 28 13:37:46 rana-laptop pptp[11158]: nm-pptp-service-11148 fatal[open_callmgr:pptp.c:487]: Call manager exited with error 256 ++++++++++++++++++++++++++++++++++++++++++
Eu não entendo o que deu errado.
Por favor ajude.