Qaisar Hanif Email and Phone Number

Overall Management of Carrier Relations with Int’l Carriers regarding Termination rates and Business Proposals Liaison with Int’l Switching Coordination for Capacity Management with TDM and IP Carriers. Planning of bilateral meetings with Int’l Carriers in Pakistan and abroad to strengthen business relations. Liaison with Marketing for rationalization of PTCL Tariffs and Collection Charges. Coordination with Revenue Assurance Wing to Curb illegal Termination and fraud detection

Coordination, Testing and Trouble shooting with International IP Carriers for VoIP connectivity based on SIP, SIP-T and H323 Protocols. Bandwidth Management and analysis in coordination with ITI for both National and International Connectivity of NGN. QoS measurements for VoIP traffic based on latency, Packet drop, jitter etc. International Voice Routing based on Least Cost, Capacity and Quality Complaint Handling from PTCL Int'l NGN Customers. Traffic study and analysis for Optimum efficiency.

Technical Evaluation of Siemens, ZTE, Alcatel, Ericsson and Huawei switches for International Gateway Exchange-3, Islamabad. Installation, Testing and commissioning of international Gateway Exchange-3 Islamabad Operation and Maintenance of 128 Module C&C08 Huawei Technologies International Switch Study and planning of international/ national traffic data for optimum efficiency. International Voice Routing based on Least Cost, Capacity and Quality Testing and commissioning of C7 ISUP, TUP and C5 circuits in accordance with ITU-T standards. Testing and commissioning of value added services in Gateway Exchange C7 ISUP and TUP messages decoding and analysis