Automated Message Accounting (AMA) means the structure that is inherent in switch technology that initially records Telecommunication message information. AMA format is contained in the Automated Message Accounting document published by iconectiv (formerly known as Telcordia) as GR-1100-CORE, which defines and amends the industry standard for message recording.
Central Automatic Message Accounting (CAMA) Trunk means a trunk that uses Multi-Frequency (MF) signaling to transmit calls from CLEC’s switch to an AT&T-21STATE E911 Selective Router.
Exchange Message Interface or "EMI" means the format used for exchange of Telecommunications message information among Telecommunications Carriers. It is referenced in the Alliance for Telecommunications Industry Solutions (ATIS) document that defines industry guidelines for the exchange of message records.
Exchange Message Record or "EMR" is the standard used for exchange of telecommunications message information between telecommunications providers for billable, non-billable, sample, settlement and study data. EMR format is contained in BR-010-200-010 ▇▇▇▇ Exchange Message Record, a Telcordia document that defines industry standards for exchange message records. "Exchange Service" or "Extended Area Service (EAS)/Local Traffic" means traffic that is originated and terminated within the Local Calling Area as determined by the Commission.