Update README.md

README.md

@@ -69,9 +69,10 @@ Options
 -------
 
 ```
---debug
---mdns
 --output <path/to/file>     write query and response(s) to disk with this path prefix (ex: ./samples/dns)
+
+--mdns                      Use mDNS port and nameserver address, and listen for multiple packets
+
 -t <type> (superfluous)     default ANY (mdns default: PTR)
 -c <class>                  default IN
 -p <port>                   default 53 (mdns default: 5353) (listener is random for DNS and 5353 for mDNS)
@@ -83,4 +84,6 @@ Options
 +time=<seconds>             Sets the timeout for a query in seconds.
 +norecurse                  Set `rd` flag to 0. Do not request recursion
 +aaonly                     Set `aa` flag to 1.
+
+--debug                     verbose output
 ```