Tag: MS SQL

odbc_log: Unable to retrieve database handle. CDR failed.

I correctly configured ODBC connection on Asterisk server to MSSQL database in Always On cluster. The working configuration was as follows:

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Skype for Business SQL Low RAM condition

skype-for-business-sql-memory-limits

There may be a situation when Skype for Business front end server despite of having enough memory performs very poorly and you can even see low memory errors in Event Log from SQL. In case the front end is hosted on virtual machine the first thing that has to be checked in such kind of …

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