Minimizing risk of SIM blocking

Using CallerID Whitelist to only allow know good numbers to dial-out. That way minimizing the risk that Mobile operators will find out about SIM cards used for GSM Termination.
Blacklisting numbers which behaves in suspect manner
Placing GSM gateways in the populated areas: supermarket, stadium, etc
http://www.stop-track.net/topic/index-en.html

Consultants for GMS termination business

L&C Consulting Stephane Lasserre France Skype: stephane.lasserre Phone : +33 66 2 33 28 06 Email: stephane.lasserre@lnc-consulting.com