![FortiGate SSLVPN – Connecting… (40) – Unable to establish the VPN connection. The VPN server may be unreachable. (-5) – Layer 8.1 FortiGate SSLVPN – Connecting… (40) – Unable to establish the VPN connection. The VPN server may be unreachable. (-5) – Layer 8.1](http://www.layer8.one/wp-content/uploads/2017.07.25-03-Connecting...-40-Unable-to-establish-the-VPN-connection.-The-VPN-server-may-be-unreachable.-5.jpg)
FortiGate SSLVPN – Connecting… (40) – Unable to establish the VPN connection. The VPN server may be unreachable. (-5) – Layer 8.1
![How to fix: FortiClient VPN – Unable to establish the VPN connection. The VPN server may be unreachable (-14) – Knowledgebase How to fix: FortiClient VPN – Unable to establish the VPN connection. The VPN server may be unreachable (-14) – Knowledgebase](https://www.roelvanlisdonk.nl/wp-content/uploads/2020/06/060820_0643_HowtofixFor1.jpg)
How to fix: FortiClient VPN – Unable to establish the VPN connection. The VPN server may be unreachable (-14) – Knowledgebase
![FortiGate Unable to establish the VPN connection. The VPN server may be unreachable. - Welcome to www.DoitFixit.com FortiGate Unable to establish the VPN connection. The VPN server may be unreachable. - Welcome to www.DoitFixit.com](https://doitfixit.com/wp-content/uploads/2013/12/unable%20to%20establish%20the%20vpn%20connection_www.doitfixit.com%205.jpg)
FortiGate Unable to establish the VPN connection. The VPN server may be unreachable. - Welcome to www.DoitFixit.com
![FortiGate SSLVPN – Connecting… (40) – Unable to establish the VPN connection. The VPN server may be unreachable. (-5) – Layer 8.1 FortiGate SSLVPN – Connecting… (40) – Unable to establish the VPN connection. The VPN server may be unreachable. (-5) – Layer 8.1](https://www.layer8.one/wp-content/uploads/2017.07.25-00-Connecting...-40-Unable-to-establish-the-VPN-connection.-The-VPN-server-may-be-unreachable.-5-300x165.png)
FortiGate SSLVPN – Connecting… (40) – Unable to establish the VPN connection. The VPN server may be unreachable. (-5) – Layer 8.1
Why do I see the error "Unable to establish VPN connection. The VPN server may be unreachable. (-14)" during a FortiClient logon attempt?
![FortiGate SSLVPN – Connecting… (40) – Unable to establish the VPN connection. The VPN server may be unreachable. (-5) – Layer 8.1 FortiGate SSLVPN – Connecting… (40) – Unable to establish the VPN connection. The VPN server may be unreachable. (-5) – Layer 8.1](http://www.layer8.one/wp-content/uploads/2017.07.25-02-Connecting...-40-Unable-to-establish-the-VPN-connection.-The-VPN-server-may-be-unreachable.-5.jpg)
FortiGate SSLVPN – Connecting… (40) – Unable to establish the VPN connection. The VPN server may be unreachable. (-5) – Layer 8.1
![FortiGate Unable to establish the VPN connection. The VPN server may be unreachable. - Welcome to www.DoitFixit.com FortiGate Unable to establish the VPN connection. The VPN server may be unreachable. - Welcome to www.DoitFixit.com](https://www.doitfixit.com/images/stories/fortinet/VPN_Connection_Error/Unable%20to%20establish%20the%20VPN%20Connection_www.doitfixit.com%20(0).jpg)
FortiGate Unable to establish the VPN connection. The VPN server may be unreachable. - Welcome to www.DoitFixit.com
![How To Fix Unable To Establish The VPN Connection. The VPN Server Maybe Unreachable. In FortiClient - YouTube How To Fix Unable To Establish The VPN Connection. The VPN Server Maybe Unreachable. In FortiClient - YouTube](https://i.ytimg.com/vi/P6QVIE-j2jk/hqdefault.jpg)