$ grep -i NetworkManager /var/log/syslog
Oct 31 17:27:53 terra NetworkManager[671]: <info> Starting VPN service 'openvpn'...
Oct 31 17:27:53 terra NetworkManager[671]: <info> VPN service 'openvpn' started (org.freedesktop.NetworkManager.openvpn), PID 2277
Oct 31 17:27:53 terra NetworkManager[671]: <info> VPN service 'openvpn' appeared; activating connections
Oct 31 17:27:53 terra NetworkManager[671]: <error> [1414769273.723547] [nm-vpn-connection.c:1374] get_secrets_cb(): Failed to request VPN secrets #2: (6) No agents were available for this request.
Oct 31 17:27:53 terra NetworkManager[671]: <info> Policy set 'Wired connection 1' (eth0) as default for IPv4 routing and DNS.
Oct 31 17:27:58 terra NetworkManager[671]: <info> VPN service 'openvpn' disappeared