docs: state that IPv6-only ENIs are unsupported

Signed-off-by: David Bimmler <david.bimmler@isovalent.com>
tklauser · Nov 18, 2022 · 2fd0c56 · 2fd0c56
1 parent 2ae1c68
commit 2fd0c56
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/Documentation/network/concepts/ipam/eni.rst b/Documentation/network/concepts/ipam/eni.rst
@@ -21,6 +21,10 @@ watermark is used to maintain a number of IP addresses to be available for use
 on nodes at all time without needing to contact the EC2 API when a new pod is
 scheduled in the cluster.
 
+Note that Cilium currently does not support IPv6-only ENIs. Cilium support for
+IPv6 ENIs is being tracked in :gh-issue:`18405`, and the related feature of
+assigning IPv6 prefixes in :gh-issue:`19251`.
+
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 Architecture
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