Re: [quicwg/base-drafts] 5tuple routing (#3536)

martinduke <notifications@github.com> Wed, 25 March 2020 19:02 UTC

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Subject: Re: [quicwg/base-drafts] 5tuple routing (#3536)
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@martinduke commented on this pull request.



> +likely to be routed to a different server. There are several actions that can
+mitigate or resolve operational and security issues in this case.
+
+* Servers can use an out-of-band mechanism to deliver packets to the correct
+destination or transfer state from the original destination. Properly designed,
+this completely solves the problem and no further measures are necessary.
+
+* Sending the disable_active_migration transport parameter informs the client
+that any address change is likely to terminate the connection, which can lead it
+to use more aggressive timeouts or terminate connections when its IP address
+changes.
+
+* The preferred_address transport parameter can provide a path that does not use
+the 5-tuple based routers.
+
+* Servers MUST either use different Stateless Reset Token keys, or encode the

I dunno, 21.9 (Stateless Reset Oracle) already breaks the seal on normative text in Security Considerations. That may or may not be bad, I'd rather that be addressed in a different PR>

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