Document TCP4Clients/TCP6Clients

Commit abc47f5ce4a50ab2d3b23505914e9c65f856262b added two new statistics
counters without documenting them.  Add the missing counter descriptions
to the ARM.

(cherry picked from commit cb7924009152a4b8b1ec82a50bdb112541e9ec74)

diff --git a/doc/arm/reference.rst b/doc/arm/reference.rst
index cf1ba1b12ccb05c3449ca67252170392380df2d4..9b14b0cf0028afce2a563784eed089cb8c3c5d9b 100644 (file)
--- a/doc/arm/reference.rst
+++ b/doc/arm/reference.rst
@@ -8404,3 +8404,6 @@ exceptions are noted in the descriptions.
 
 ``<TYPE>RecvErr``
     This indicates the number of errors in socket receive operations, including errors of send operations on a connected UDP socket, notified by an ICMP error message.
+
+``TCP4Clients``/``TCP6Clients``
+    This indicates the number of IPv4/IPv6 clients currently connected over TCP.