Comment 3 for bug 668874

I use WLAN and also cannot connect using VPNC. It used to work a few weeks ago so it seems there's a regression in later updates (?)

VPN still works flawlessly on Windows.

Nov 18 14:55:15 annafi NetworkManager[6521]: <info> Starting VPN service 'org.freedesktop.NetworkManager.vpnc'...
Nov 18 14:55:15 annafi NetworkManager[6521]: <info> VPN service 'org.freedesktop.NetworkManager.vpnc' started (org.freedesktop.NetworkManager.vpnc), PID 7825
Nov 18 14:55:15 annafi NetworkManager[6521]: <info> VPN service 'org.freedesktop.NetworkManager.vpnc' appeared, activating connections
Nov 18 14:55:15 annafi NetworkManager[6521]: <info> VPN plugin state changed: 1
Nov 18 14:55:21 annafi NetworkManager[6521]: <info> VPN plugin state changed: 3
Nov 18 14:55:21 annafi NetworkManager[6521]: <info> VPN connection 'KlikBCA Bisnis Ibrahim' (Connect) reply received.
Nov 18 14:55:21 annafi NetworkManager[6521]: SCPlugin-Ifupdown: devices added (path: /sys/devices/virtual/net/tun0, iface: tun0)
Nov 18 14:55:21 annafi NetworkManager[6521]: SCPlugin-Ifupdown: device added (path: /sys/devices/virtual/net/tun0, iface: tun0): no ifupdown configuration found.
Nov 18 14:55:21 annafi modem-manager: (net/tun0): could not get port's parent device
Nov 18 14:55:36 annafi avahi-daemon[1278]: Withdrawing workstation service for tun0.
Nov 18 14:55:36 annafi NetworkManager[6521]: SCPlugin-Ifupdown: devices removed (path: /sys/devices/virtual/net/tun0, iface: tun0)
Nov 18 14:55:36 annafi NetworkManager[6521]: <warn> VPN plugin failed: 1
Nov 18 14:55:36 annafi NetworkManager[6521]: <info> VPN plugin state changed: 6
Nov 18 14:55:36 annafi NetworkManager[6521]: <info> VPN plugin state change reason: 0
Nov 18 14:55:36 annafi NetworkManager[6521]: <warn> error disconnecting VPN: Could not process the request because no VPN connection was active.
Nov 18 14:55:36 annafi NetworkManager[6521]: <info> Policy set 'Auto tuneeca' (wlan0) as default for IPv4 routing and DNS.