ZyXEL Communications P-2602HW(L) Series - Manual (Page 328)

P-2602H(W)(L)-DxA Series User’s Guide
328 Chapter 27 Troubleshooting
Figure 191 Security Settings - Java
27.4.1.3.1 JAVA (Sun)
1 From Internet Explorer, click Tools, Internet Options and then the Advanced tab.
2 make sure that Use Java 2 for <applet> under Java (Sun) is selected.
3 Click OK to close the window.