Update README

README.md

@@ -4,8 +4,8 @@ This is the ROS node for the client-side application of Canopy.
 ## Installation
 See the [Canopy docs](http://canopy-docs.readthedocs.io/en/latest/client-docs.html#installation). 
 
-## Time Synchronization
-This section describes the steps for synchronizing timestamps between your Canopy clients and the Canopy server.
+## Clock Synchronization
+This section describes the _client-side_ instructions for synchronizing the clocks of your Canopy clients and the Canopy server using `chrony`. 
 
 Install chrony:
 ```
@@ -14,10 +14,12 @@ sudo apt-get install chrony
 
 Modify the chrony configuration file `chrony_canopy_client.conf` to reflect your Canopy server's IP address:
 ```
-server 123.45.67.890
+# chrony_canopy_client.conf
+server 128.31.37.168
+...
 ```
 
 Restart chrony with this configuration file:
 ```
-sudo chronyd -f <path_to_canopy_client>/chrony_canopy_client.conf
-```
+sudo chronyd -f <absolute_path_to_config_file>/chrony_canopy_client.conf -r -s
+```