Added: tag hints to README

c21773 · Jan 15, 2017 · fa663e9 · fa663e9
1 parent e299a69
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diff --git a/README.md b/README.md
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 * Guardian process enabled
 * Graceful shutdown using pdns_control
 
+## Supported tags
+
+* Exact: i.e. `4.0.2-r3`: PowerDNS Version 4.0.2, image build 3
+* `4.0`: PowerDNS Version 4.0.x, latest image build
+* `4`: PowerDNS Version 4.x.x, latest image build
+
 ## Usage
 
 ```shell