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When I was in China my university VPN stopt working after a while. Don't know what happened, but they seemed to have blocked it.
by Tosh108 12y ago
When I was in China my university VPN stopt working after a while. Don't know what happened, but they seemed to have blocked it.
- GutenYe 12y agoChina use DPI(Deep packet inspection) to detect vpn and block it. refer https://en.wikipedia.org/wiki/VPN_blocking https://en.wikipedia.org/wiki/VPN_blocking