Dave Conway-Jones a3640bd9bf tag UDP ports in use properly so they get closed correctly (#1508)
* tag ports in use properly so they get closed correctly

to close #1470

* redo test for udp port in use

* check port in use correctly on close
2018-01-11 22:03:59 +00:00
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2017-03-01 17:45:09 +00:00