NGI has the bigger, faster, safer, and more profitable and other characteristics, widely seen as the main features of IPv6 is the NGI, but also need to extend some agreement, some of the Internet protocol by extending and increasing capacity, will achieve NGI IPv6 security capabilities. Despite the invaluable role of IPv4, but IPv6s role is obvious. IPv6 on the security issue is not more significant than the IPv4, IPv6 and IPv4 can use IPSec, but only bring some low level of security improvements. Other than the IPv4 IPv6 itself does not have a better QoS, IPv4 and IPv6 QoS both use the same technology, IPv6 is not in the encryption issue has a greater capacity than the IPv4 source address that with each "meeting" and change.
Microsoft today also introduced from China, two important update: Windows Genuine Advantage and Office Genuine Advantage notification notice a half months in batches to the user running, did not pass genuine validation of the user will encounter "black screen "and the dialog box to remind the menu bar markings visual reminder piracy warning. The new WGA notifications only for users of Windows XP Professional Edition, and Microsoft for the OGA notification is the first release of the Chinese Office users, covering Office XP, Office 2003 and Office 2007 suite for all users. WGA and OGA notification notification-style services are optional. Users can automatically through the Microsoft Update site or download and install with the new choice. Verify the user directly through the Windows XP or Office procedures. For various reasons did not pass the authentication of users, the system will receive the corresponding notification. Such as: product is not activated or used under trial "does not activate the validation failed"; due to causes such as simultaneous time-out "test can not be completed"; or "non-genuine validation failure."