Hi , I need help for : 1) Configuring the FreeSwitch in windows. 2) How to stop external call or allow a range of number for a USER(End client who is using my FreeSwitch SIP Server) 3) How can I make bill for the user using CDR(Call Detail Record).Can I use MS Sql for it or each time will have to read from file only. Thanks for all you support in advance and Please help me. Best Regards, Santosh. Disclaimer: The information contained in this e-mail and attachments if any are privileged and confidential and are intended for the individual(s) or entity(ies) named in this e-mail. If the reader or recipient is not the intended recipient, or employee or agent responsible for delivering to the intended recipient, you are hereby notified that dissemination, distribution or copying of this communication or attachments thereof is strictly prohibited. IF YOU RECEIVE this communication in error, please immediately notify the sender and return the original message.