TEC certification is necessary for all new Private Automatic Branch Exchange that is to be connected to the public switched telephone network in India. TEC helps telecom service providers in India. Falls under Scheme : SCS, Group : B   TEC Certification for Private Automatic Branch Exchange Covers the following nine variants –   Private Automatic Branch Exchange Complete support in TEC Certificate is given by Eikomp. Eikomp helps in documentation and procedures for obtaining a TEC Certificate.