END-OF-SALE AND END-OF-LIFE ANNOUNCEMENT

September 23, 2008

ZyWALL IDP 10

ZyXEL Communications announces the end of life of the ZyWALL IDP 10. Table 1 describes the end-of-life milestones, definitions, and dates for ZyWALL IDP 10 and related iCard/E-iCard.

Table 1 End-of-Life Milestones and Dates for ZyWALL IDP 10

Milestone	Definition	Date
End of sales date	The last date to order the product through ZyXEL Business Online (ZBO). The products no longer for sale after this date: - ZyWALL IDP 10 - iCard, 1 year IDP 10	September 30, 2008
End of sales date, E-iCard for IDP 10	The last date to order the product through ZyXEL Business Online (ZBO). The products no longer for sale after this date: - E-iCard, 1 year IDP 10	November 30, 2008
End of service activation, 1-year IDP 10 iCard/E-iCard	The last date to activate the product. License activation is no longer available after this date.	December 31, 2008
End of IDP 10 signature update	The last date that ZyXEL Engineering should release any new signatures. After this date, ZyXEL Engineering will no longer release new signatures, nor develop, repair, maintain, or test the product software.	December 31, 2009
End of life (last date of support)	The last date to receive service and support for the product. After this date, all support services for the product are unavailable, and the product becomes obsolete.	December 31, 2011

Table 2 Products Affected by This Announcement

End-of-sale ZyWALL IDP 10	Product Description
- ZyWALL IDP 10 - iCard, 1 year IDP 10 - E-iCard, 1 year IDP 10	ZyWALL IDP 10 and all its related iCard/E-iCard

MIGRATION PATH

ZyXEL recommends that ZyWALL IDP 10 customers migrate to ZyWALL USG Series unified security gateway.

FOR MORE INFORMATION

For more information about ZyXEL security products, go to:

http://www.zyxel.com/