Added logging of call attempts for call back in the queue history detail</dd><dd>Fixed a potential problem with queue callback when using the exit key (duplicated ODBC function</dd><dd>Added a new option at tenant level (Admin/Tenants) to enforce the callerid of the outbound calls, so the client cannot alter its callerid, for example when using trunk extensions</dd><dd>Added BLF support for DND, now if an extension is set to DND (from the web interface), it will be shown BUSY on BLF</dd><dd>Improved call recording downloading when using filesystem storage and the call is transferred multiple times