VPN Latency is high across the VPN Tunnel - Cisco
How to Increase VPN Connection Speeds (5 simple methods) Jan 20, 2020 High latency when connect to VPN - Virtual Private May 29, 2014
High latency after Check Point firewall from R77.3
DNS latency information. High latency in DNS traffic can result in an overall sluggish experience for end-users. In the DNS Settings pane, you can quickly identify DNS latency issues in your configuration.. Go to Network > DNS to view DNS latency information in the right side bar. If you use FortiGuard DNS, latency information for DNS, DNS filter, web filter, and outbreak prevention servers is
OpenVPN users on Windows 7 are suffering from high, seemingly "random" tunnel latency. The problem can be reproduced very easily by following these steps (make sure that all client traffic is routed through the tunnel): Do a fresh install of Windows 7. Install the Firefox Web browser.
Make your VPN Faster: The six factors of VPN Speed