tools: add 'nfdc cs config' command
refs #4050
Change-Id: Ifc49b78a286b1947452d3d7917b5937b95d1bfe5
diff --git a/docs/manpages/nfdc-cs.rst b/docs/manpages/nfdc-cs.rst
index 4ff387c..99b46d8 100644
--- a/docs/manpages/nfdc-cs.rst
+++ b/docs/manpages/nfdc-cs.rst
@@ -1,14 +1,30 @@
nfdc-cs
-===========
+=======
SYNOPSIS
--------
| nfdc cs [info]
+| nfdc cs config [capacity <CAPACITY>] [admit on|off] [serve on|off]
DESCRIPTION
-----------
The **nfdc cs info** command shows CS statistics information.
+The **nfdc cs config** command updates CS configuration.
+
+OPTIONS
+-------
+<CAPACITY>
+ Maximum number of Data packets the CS can store.
+ Lowering the capacity causes the CS to evict excess Data packets.
+
+admit on|off
+ Whether the CS can admit new Data.
+
+serve on|off
+ Whether the CS can satisfy incoming Interests using cached Data.
+ Turning this off causes all CS lookups to miss.
+
SEE ALSO
--------
nfd(1), nfdc(1)