Your message was undeliverable due to the following reason(s):
Your message was not delivered because the destination server was
not reachable within the allowed queue period. The amount of time
a message is queued before it is returned depends on local configura-
Most likely there is a network problem that prevented delivery, but
it is also possible that the computer is turned off, or does not
have a mail system running right now.
Your message was not delivered within 3 days:
Mail server 18.104.22.168 is not responding.
The following recipients could not receive this message:
Please reply to postmas...@openvswitch.org
if you feel this message to be in error.
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