first failed = time last try = time2 next try = time2 + 30
+++++++++++++++++++++++++++
T:127.0.0.1:127.0.0.1:1224 dd 321 Connection timed out
-first failed = time last try = time2 next try = time2 + 30
+first failed = time last try = time2 next try = time2 + 28
+++++++++++++++++++++++++++
R:xx.test.again.dns -1 0 host lookup did not complete
first failed = time last try = time2 next try = time2 + 180