[6bone] Pointer for Business case for IPv6

[abdul rouf" <abdul_rouf@rediffmail.com (abdul rouf)]

Hi all,

Could anybody give me a pointer to any link or doc so that cud 
help me in preparing presentation starting from technical case, 
Efforts and time required,cost incurred to migrate applications 
like mail, proxy, DNS, DHCP and deployment methods for a 
small/medium/large enterprise as well ISPs.

TIA

Regards,Abdul Rouf