JSC Kazakhtelecom, the country’s incumbent communications operator, selected Nortel for a nationwide next-generation network (NGN). Under the multimillion dollar contract Nortel supplied project design, equipment and development services, while Russian Jet Infosystems – Nortel’s Carrier VoIP Service and Solution Partner – provided installation, deployment, testing and connection services. 
http://www.nortel.com
http://portal.telecom.kz/