VPNs stick out like a red flag in Wireshark. Instead of a variety of small packets going to ports 53, 80, 443, and the occasional 22 or 3389, coming from random

VPNs stick out like a red flag in Wireshark. Instead of a variety of small packets going to ports 53, 80, 443, and the occasional 22 or 3389, coming from random 5-digit ports - all you see are big packets over port 500.