Hello. I have slow speed issue inside sstp and openvpn tunnels between two mikrotiks. Both mikrotiks works on vmware and have high speed internet. Bandwidth test between public IPs shows more than 100 mbit/s with one tcp session. When I test inside tunnels (sstp or openvpn) using udp I get good speed >100mbit/s. But when I change test to tcp I get only 1-3 mbit/s with one tcp session and 3-5 with 10-30 tcp sessions. I tried to change mss and MTU/MRU on tunnel interfaces to different values but it did not help. How can I fix tcp speed inside sstp and openvpn tunnels? Seems it is issue with “tcp inside tcp”.