Can you post the result from these outputs:
show bgp vpnv4 unicast vrf vpn-vrf neighbors X.X.X.X advertised
show bgp vpnv4 unicast vrf vpn-vrf
show bgp vpnv4 unicast vrf vpn-vrf summary
show ip vrf vpn-vrf
It seems that you need to reconsider why a session timeout is configured in your group policy when you don’t want/need to be disconnected at all.
Your ‘refresh’ idea would require the user to be either, near the computer when the timer is about to e...
You should consider increasing the disconnection timer to a value that doubles/triples the user's working hours, this will allow the user to manually disconnect the session when done for the day.
A 'refresh' button will defeat the purpose of the v...
Try upgrading to AC 4.9+ if not on that train already.
Make sure Windows Defender or any AV solution is disabled before restarting the Cisco VPN service.
There are a few apps that are known to conflict with AC, see if you have any of those and di...
DPD is the one doing the trick on your side.
Here you can find more information about this feature, it's based on IOS but it's the same logic for the ASA: