Bashir Hayat Collection
Mobile IP: enabling user mobility
by Bashir Hayat, Saila Alam
December 2006This review paper gives a brief insight about Mobile IP, its features and entities constituting Mobile IP environment. The paper explores the working and routing mechanism of Mobile IP with a deep insight about triangle routing in Mobile IP Version 4(MIPv4) and route optimization in Mobile IP Version 6(MIPv6). This paper discusses several security issues regarding Mobile IP implementation. This paper also highlights route optimization problems and focuses on the solution of those problems. ...
802.16 2001 MAC layer QoS
by Bashir Hayat, Raheel Mansoor, Abdul Nasir
May 2006This paper reviews 802.16 2001's MAC layer QoS metric. It explains the importance of QoS and its parameter set; defines types of services supported by this standard; explores the main entity of the MAC layer used for transportation that is service flow and how the QoS metric is associated with it, as well as the relationship of service class and service flow. It further explains the authorization model and two phase activation. In the end it explains dynamic service flow and dynamic service messages in detail ...