On 2015-04-01 12:39, Randy Bush wrote:
The cache MUST maintain a separate session for each protocol version
it supports, and a router MUST NOT attempt to reuse session
information across multiple protocol versions.

why should there ever be two versions running at the same time between a
cache and a router?

For any pair of (cache, router), there would only be one version at a time. As I understand it though, a cache can use the same session information for all of its routers, which may not all use the same version.

--
David Eric Mandelberg / dseomn
http://david.mandelberg.org/

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