• Although there is higher awareness by major operators on personal level...
  • IPv6 Deployment requires additional cost in short term, which is difficult to justify
  • Little real-life deployment experience in IPv6 and no sufficient expertise by vendors
  • Technology for interworking between IPv4 and IPv6 is inevitable during the transition phase, but no technology at production level so far
• Service providers and venders are watching and waiting to see each others to take action
• A collaborated activity is necessary as a break through from such a "watching to see what the others will do" state

Do you know that IPv4 address is running out in near future and not available for the new distribution?

consideration for countermeasure

IPv6 service deployment

What is the problem for deploying the countermeasure?