Before you start the migration, meet the following prerequisites:
Configure IPv6 addresses on the host systems. The systems would be in dual mode; that is, they are using both IPv4 and IPv6 addresses.
/etc/resolv.conf file so that it includes both IPv4 and IPv6 DNS servers and domain names.
If DNS servers are not available, then add the IPv6 entries in the
The hostnames of virtual IPs used for both IPv4 and IPv6 for VCS global clustering and RVG service groups should also be the same.