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Cisco VPN - アクティブな VPN 接続がありませんでした

tag-icon • tag-icon networking network-manager vpn vpnc
Cisco VPN - アクティブな VPN 接続がありませんでした

おそらくあなたは私を助けてくれるでしょう。私のマシンは Ubuntu 14.04 64 ビットを実行しています。新しい Cisco VPN プロファイルを作成し、ゲートウェイ、ユーザー名、パスワードを入力しましたが、接続しようとするとエラーが発生します。

VPN接続に失敗しました

ログからの出力:

Oct 16 18:12:57 HP-Workstation NetworkManager[801]:  Starting VPN service 'vpnc'...
Oct 16 18:12:57 HP-Workstation NetworkManager[801]:  VPN service 'vpnc' started (org.freedesktop.NetworkManager.vpnc), PID 3136
Oct 16 18:12:57 HP-Workstation NetworkManager[801]:  VPN service 'vpnc' appeared; activating connections
Oct 16 18:12:57 HP-Workstation NetworkManager[801]:  VPN plugin state changed: starting (3)
Oct 16 18:12:57 HP-Workstation NetworkManager[801]:  VPN connection 'IT Academy' (Connect) reply received.
Oct 16 18:12:57 HP-Workstation NetworkManager[801]:    SCPlugin-Ifupdown: devices added (path: /sys/devices/virtual/net/tun0, iface: tun0)
Oct 16 18:12:57 HP-Workstation NetworkManager[801]:    SCPlugin-Ifupdown: device added (path: /sys/devices/virtual/net/tun0, iface: tun0): no ifupdown configuration found.
Oct 16 18:12:57 HP-Workstation NetworkManager[801]:  /sys/devices/virtual/net/tun0: couldn't determine device driver; ignoring...
Oct 16 18:12:57 HP-Workstation ModemManager[652]:   Modem /org/freedesktop/ModemManager1/Modem/0: access technology changed (umts -> hsupa)
Oct 16 18:12:58 HP-Workstation ModemManager[652]:   Modem /org/freedesktop/ModemManager1/Modem/0: access technology changed (hsupa -> hspa)
Oct 16 18:12:58 HP-Workstation ModemManager[652]:   Modem /org/freedesktop/ModemManager1/Modem/0: signal quality updated (77)
Oct 16 18:12:58 HP-Workstation NetworkManager[801]:    SCPlugin-Ifupdown: devices removed (path: /sys/devices/virtual/net/tun0, iface: tun0)
Oct 16 18:12:58 HP-Workstation NetworkManager[801]:  VPN plugin failed: 1
Oct 16 18:12:58 HP-Workstation NetworkManager[801]:  VPN plugin state changed: stopped (6)
Oct 16 18:12:58 HP-Workstation NetworkManager[801]:  VPN plugin state change reason: 0
Oct 16 18:12:58 HP-Workstation NetworkManager[801]:  Policy set 'Play Online Default' (ppp0) as default for IPv4 routing and DNS.
Oct 16 18:12:58 HP-Workstation NetworkManager[801]:  error disconnecting VPN: Could not process the request because no VPN connection was active.
Oct 16 18:13:01 HP-Workstation ModemManager[652]:   Modem /org/freedesktop/ModemManager1/Modem/0: signal quality updated (90)

この問題の原因は何だと思いますか?

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