NDAA passed: Internet and Online Streaming Services Emergency Alert Study
Masataka Ohta
mohta at necom830.hpcl.titech.ac.jp
Sat Jan 2 13:41:08 UTC 2021
Sean Donelan wrote:
> the Commission shall complete an
> inquiry to examine the feasibility of updating the Emergency
> Alert System to enable or improve alerts to consumers provided
> through the internet, including through streaming services.
It is trivially easy to have a dedicated UDP port to receive
broadcast packets for such purposes, as "through streaming
services" is not the requirement.
As streaming services are often offered from distant places
including foreign locations, generations of emergency alert
packets *MUST* be responsibility of *LOCAL* ISPs.
A problem is that home routers may filter the broadcast
packets from ISPs, but the routers may be upgraded or
some device to snoop the alert packets may be placed between
ISPs and the routers.
Masataka Ohta
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