doc: Add rfc9003 to supported BGP RFCs

Signed-off-by: Donatas Abraitis <donatas.abraitis@gmail.com>

diff --git a/doc/user/overview.rst b/doc/user/overview.rst
index 85a6758fdb749da44565fe9e9ef68034c3ff880d..4591637963a3dc128b460b99ec1b7cd52f56ff55 100644 (file)
--- a/doc/user/overview.rst
+++ b/doc/user/overview.rst
@@ -375,6 +375,8 @@ BGP
   :t:`Using BGP to Bind MPLS Labels to Address Prefixes. E. Rosen. October 2017`
 - :rfc:`8654`
   :t:`Extended Message Support for BGP. R. Bush, K. Patel, D. Ward.  October 2019`
+- :rfc:`9003`
+  :t:`Extended BGP Administrative Shutdown Communication. J. Snijders, J. Heitz, J. Scudder, A. Azimov. January 2021`
 - :rfc:`9072`
   :t:`Extended Optional Parameters Length for BGP OPEN Message. E. Chen, J. Scudder. July 2021`