add a note about VNL in README.md

rd235 · Jul 23, 2021 · 0899842 · 0899842
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commit 0899842
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/README.md b/README.md
@@ -60,7 +60,8 @@ Several plug-ins are provided as standard extensions of the library (batteries i
 - vxvde: this plug-in implements distributed virtual switches
 - udp: udp tunnelling
 
-The address of a virtual network is defined by a syntax similar to web URLs.
+The address of a virtual network is defined by a *Virtual Network Locator* (VNL), a string
+whose syntax is similar to web URLs.
 
 examples:
 ```