On CCM, change the Service Parameter: "Block OffNet to OffNet Transfer" to True. On CCM, change the Service Parameter: "Drop Ad Hoc Conference" to "When No OnNet Parties Remain".
There are some additional considerations here: http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/admin/4_1_3/ccmfeat/fsxfer.html -- Matthew Bynum On Mon, Jul 14, 2008 at 2:04 PM, Nguyen Le <[EMAIL PROTECTED]> wrote: > If I see a requirement to prevent toll fraud on CME & CCM. What would be > the best way to achieve this? > > Thank you > > >