What is CAMEL (Customized Application for Mobile network Enhanced Logic)?

CAMEL is a Customized Application for Mobile network enhanced logic is a set of standards designed to work on either a GSM core network or the UMTS network. CAMEL network is based on the IN (Intelligent network) standards and it uses a CAP protocol for its operation. Many services are created using CAMEL and it is effective in allowing these services to be offered when the subscriber is roaming.