IPy4 VS, IPV6 IPv4 IPv6 Depletion fiPy4 32bit address space 128bit address space Plenty of IP Address 43B) (almost infinite) address Difficult Manual Auto Confiquration asy sage Configuration Usage Lack of sec Is Mandated security Optional Built-In Psec securit Lack of Less features to Scalable QoS support Qos Flow label QoS Lack of Triangle Resolve Triangle Better Mobility Routing problem Routing problem MobilityIPv4 vs. IPv6 IPv4 vs. IPv6 IPv4 IPv6 32bit address space (4.3B) Manual Configuration IPsec is Optional Less features to support QoS Triangle Routing problem Lack of Mobility Lack of Lack of Mobility Mobility Difficult Usage Difficult Difficult Usage Lack of QoS Lack of Lack of QoS Lack of security Lack of Lack of security security Depletion of IPv4 Address Depletion Depletion of IPv4 of IPv4 Address Address Better Mobility Better Mobility Mobility Mandated security Mandated Mandated security security Scalable QoS Scalable Scalable QoS Plenty of IP address Plenty of IP Plenty of IP address address Easy Usage Easy Usage 128bit address space (almost infinite) Auto Configuration Built-In IPsec Flow label Resolve Triangle Routing problem