Emailed those log files as well.
Thanks.

I emailed the log file to that email address.
Thanks!

Yes, I have. Looking at the log for the last one hour alone, I see several spoofing attempts from some evil IP address (45.142.120.39) trying with different usernames such as opennms@ourDomain.com, shevchenko@ourDomain.com, wangjie@ourDomain.com, 1234@ourDomain.com, vika@ourDomain.com, wang@ourDomai...

In the "Connection Dropping" section under the "Security" tab, I have set it to "Drop a connection when the failed number of commands or recipients reaches" 3. In the log, I see that there have been repeated login attempts with different username choices from some IP addresses. All of those login at...