diff --git a/nfd.conf.sample.in b/nfd.conf.sample.in
index fa229b4..bb4d839 100644
--- a/nfd.conf.sample.in
+++ b/nfd.conf.sample.in
@@ -7,6 +7,18 @@
 
   ; user ndn-user
   ; group ndn-user
+
+  ; The router_name section specifies the name components used
+  ; to build this router's name. The router name is constructed
+  ; using the configuration options in the following manner:
+  ;   /<network>/<site>/<%C1.Router>/<router>
+
+  ; router_name
+  ; {
+  ;   network ndn ; the network to which this router belongs
+  ;   site    edu/site ; the site to which this router belongs
+  ;   router  router/name ; name used to uniquely identify this router under the site
+  ; }
 }
 
 log