Document TCP4Clients/TCP6Clients

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

diff --git a/doc/arm/reference.rst b/doc/arm/reference.rst
index 48dbce13b775e0680f44068fa079389801695fc0..88faad4023c868c68d054f6d2014f26568f3aa49 100644 (file)
--- a/doc/arm/reference.rst
+++ b/doc/arm/reference.rst
@@ -8244,3 +8244,6 @@ 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.