Sounds to me as if they have a Palo Alto NGFW at the edge, filtering the traffic. UC Berkeley appears to be running a Palo Alto for at least part of their infra

Sounds to me as if they have a Palo Alto NGFW at the edge, filtering the traffic. UC Berkeley appears to be running a Palo Alto for at least part of their infrastructure. https://security.berkeley.edu/services/bsecure/bsecure-remote-access-vpn https://security.berkeley.edu/services/bsecure/bsecure-remot...