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I've wondered about this myself. I'm in the early stages of designing a tunneling protocol, and I'd love to use QUIC to solve head-of-line blocking, but I'm con
by anderspitman 5y ago
I've wondered about this myself. I'm in the early stages of designing a tunneling protocol, and I'd love to use QUIC to solve head-of-line blocking, but I'm concerned about UDP blocking.
According to this (excellent) article, the UC Berkeley WiFi blocks all outgoing UDP except DNS:
https://tailscale.com/blog/how-nat-traversal-works/ https://tailscale.com/blog/how-nat-traversal-works/
- felixgallo 5y agospecifically, that's the UC Berkeley _guest_ wifi called out there. Since UDP is also used by every major videogame and many real time streaming platforms (e.g., Zoom), it's unlikely to be blocked en masse on standard consumer networks.
- miohtama 5y agoYour comment is correct. There will be always some networks that do not behave the spec compliant manner or have limited connectivity. However they are most likely unfixable on application level and unless the network admins themselves do something then some applications won’t work.