docs: update Planned Features - face enhancements
refs #2617
Change-Id: I64dd36025bf1baf0f93a631d02c7d2a6754c6eba
diff --git a/docs/RELEASE_NOTES.rst b/docs/RELEASE_NOTES.rst
index d87d465..8a8f976 100644
--- a/docs/RELEASE_NOTES.rst
+++ b/docs/RELEASE_NOTES.rst
@@ -545,8 +545,9 @@
For congestion control
- Face enhancements
- Add fragmentation support for Ethernet face, may add support for new types such as
- WiFi direct and WebSockets.
+ Add faces for new underlying protocols such as WiFi direct.
+ Introduce the concept of "permanent faces" that can survive socket errors.
+ Design a new hop-by-hop header that supports fragmentation, reliability improvement, etc.
- Tables
Experiment and evaluate different data structures and algorithms.