IN teroperability G roup, which is an industry inverse multiplexing standard for dialing, establishing, maintaining, and terminating N x 56 and N x 64 kbps calls. Within the ISDN BRI format there are two B channels.
P remises E quipment.
This equipment is owned by the customer, and includes items such as an audio codec, TA and NT-1. The RBOC does not typically assume any responsibility for this equipment. A device that interfaces between a communications network and data terminal equipment. This is the physical connection point for the local phone service on the customer's premises up to which the RBOC assumes responsibility for any failures that occur. E xchange C arrier.