Difference of IPV4 vs IPV6

Hey Guys,

I will explain difference of IPV4 vs IPV6

                       IPV4                                                                           IPV6
                                                                                

Addresses are 32 bit (4 bytes)  in length.                       Addresses are 128 bit (16 bytes) in length.        IPsec is optional and should be supported                     IPsec support is not optional.

Externally.

Header does not identify packet flow for                      Header contains flow label field which

QOS  handling by router.                                               Identifies packet flow for QOS handling by                                                                                             router.

Header include a checksum.                                         Header does not include a checksum.

Header include optional.                                               Optional data is supported as extension header.

Broadcast address are used  to send                              IPV6 uses a link-local scope all nodes multicast

Traffic to all nodes on a subnet.                                    Address.

Configured either manually or through                        Does not require manual configuration or DHCP.                                                                           DHCP.