The output of 'asterisk -rx "odbc show"' is not a 'current' state while the
cached one, also it reports unreliable data depending on which service is
starting first asterisk or db. See the ticket for the samples here.
Change-Id: I8bbdaba077c92369d6c61711a3d6382474cd2dcb
(cherry picked from commit 5005c9b3d1)