util: rtnetlink-based implementation of NetworkMonitor

Change-Id: Ia25ddf14ba38181f3a831c1eaf9b417baba7c9d3
Refs: #2443
diff --git a/src/util/network-monitor.hpp b/src/util/network-monitor.hpp
index 9c7dc31..f3fc6b8 100644
--- a/src/util/network-monitor.hpp
+++ b/src/util/network-monitor.hpp
@@ -38,7 +38,7 @@
  * @note Implementation of this class is platform dependent and not all supported platforms
  *       are supported:
  *       - OS X: CFNotificationCenterAddObserver
- *       - Linux: NetworkManager notifications through DBus IPC
+ *       - Linux: rtnetlink notifications
  *
  * Network state change detection is not guaranteed to be precise and (zero or more)
  * notifications are expected to be fired for the following events: