Merge pull request #6375 from ipfs/momack2-patch-1

explain what dhtclient does

docs/config.md

@@ -220,7 +220,7 @@ A number of seconds to wait between discovery checks.
 Contains options for content routing mechanisms.
 
 - `Type`
-Content routing mode. Can be overridden with daemon `--routing` flag.
+Content routing mode. Can be overridden with daemon `--routing` flag. When set to `dhtclient`, the node won't join the DHT but can still use it to find content.
 Valid modes are:
   - `dht` (default)
   - `dhtclient`