Originally Posted by AlucardZero
It doesn't have to be /64, but it usually is. The person providing you the IPv6 information would tell you.
thank you for your reply.
Could you please tell me the various prefix length values has chances to replace the /64.
I am going to use the /64 length is the fixed value.will it gives problem in future ?
else explain me how to configure the prefix length dynamically in the following command.
# /sbin/ifconfig <interface> inet6 add <ipv6address>/<prefixlength>
Thanks and regards