<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">Dear All<br>we need to reinstall call manager 6.1 from scratch because we are facing a Linux OS File system problem ( due to Power Failure )<br><br>the problem is that we have already use the Lic_upgrade file issued after completing the upgrade from 4.2 to 6.1 to get the license files from www.cisco.com/go/license and we want to reinstall the server again using the OLD DMA obtained from 4.2 ( as we don't have any backup from the servers) .<br><br>can we do this ? , can we register the lic_upgrade file on cisco again using the same MAC addess ? <br><br>any ideas regrading this case?<br>Thanks<br><br>B.R<br>Moataz Mamdouh <br><br></td></tr></table><br>