![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
![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](http://www.layer8.one/wp-content/uploads/2017.07.25-01-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 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 Forticlient unable to establish the VPN connection errors -14, -8, 20199, -5, e=98, -4006 How to fix Forticlient unable to establish the VPN connection errors -14, -8, 20199, -5, e=98, -4006](https://techsmagic.com/wp-content/uploads/2021/12/ff2-2.png)