Update README.md

Hi, Spent quiet a few time to fail to announce non standard service. Hope this may help someone else !
watson · Mar 5, 2016 · 2a63c45 · 2a63c45
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commit 2a63c45
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -50,7 +50,7 @@ Options are:
 - `name` (string)
 - `host` (string, optional) - defaults to local hostname
 - `port` (number)
-- `type` (string)
+- `type` (string) One defined by [IANA](https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml)
 - `subtypes` (array of strings, optional)
 - `protocol` (string, optional) - `udp` or `tcp` (default)
 - `txt` (object, optional) - a key/value object to broadcast as the TXT