SLAAC Overview

SLAAC is a stateless service which means there is no server that maintains network address information to know which IPv6 addresses are being used and which ones are available

SLAAC sends periodic ICMPv6 RA messages (i.e., every 200 seconds) providing addressing and other configuration information for hosts to autoconfigure their IPv6 address based on the information in the RA

A host can also send a Router Solicitation (RS) message requesting an RA