multi-cache descrived better

This commit is contained in:
Randy Bush 2023-03-22 15:33:25 -07:00
parent 2f10b3c344
commit 941f2b1dd3

View file

@ -247,12 +247,14 @@
on their caches and the Global RPKI.
</t>
<t>
If the router is fetching from multiple caches, then withdraws
of a particular VRP invalidating some prefix may take effect for
longer than announcements of that VRP. This is because all
A VRP is effective if it is in the fetched set from any of the
currently preferred caches. Therefore, if the router is
fetching from multiple equal preference caches, then withdraws
of a particular VRP invalidating some prefix may take effect
comparitively later than announcements of that VRP. All in-use
caches must have withdrawn the VRP for the router to not have a
copy; but if any router has received an announcement then that
VRP is in effect.
copy; but if the router has received an announcement from any
cache then that VRP is in effect.
</t>
<t>
Periodically, the router sends a Serial Query to the cache the