User`s guide

ZyXEL MAX-200M1 Series User’s Guide
Table of Contents 17
19.2.2 Firmware Upload Screens ....................................................................192
19.2.3 Configuration Screen ............................................................................193
19.2.4 Restore Configuration Screens .............................................................194
19.2.5 Restart Screen ......................................................................................195
Chapter 20
System .................................................................................................................. 197
20.1 System Features Overview ............................................................................197
20.1.1 System Name .......................................................................................197
20.1.2 Domain Name .......................................................................................197
20.1.3 DNS Server Address Assignment .........................................................197
20.1.4 Dynamic DNS .......................................................................................198
20.1.5 Pre-defined NTP Time Servers List ......................................................198
20.1.6 Resetting the Time ................................................................................199
20.2 System Screens .............................................................................................199
20.2.1 General System Screen ........................................................................199
20.2.2 Dynamic DNS Screen ...........................................................................200
20.2.3 Time Setting Screen .............................................................................202
Chapter 21
Troubleshooting ................................................................................................... 205
21.1 Problems Starting Up the ZyXEL Device .......................................................205
21.2 Problems with the LAN ...................................................................................205
21.3 Problems with the WAN .................................................................................206
21.4 Problems with the Link Quality .......................................................................206
21.5 Problems Accessing the ZyXEL Device .........................................................207
21.5.1 Pop-up Windows, JavaScripts and Java Permissions ..........................207
21.5.1.1 Internet Explorer Pop-up Blockers ..............................................208
21.5.1.2 JavaScripts ..................................................................................211
21.5.1.3 Java Permissions ........................................................................212
21.6 Telephone Problems ......................................................................................213
21.7 Problems With Multiple SIP Accounts ............................................................214
Appendix A
Product Specifications ........................................................................................ 215
Appendix B
WiMAX Security.................................................................................................... 219
User Authentication and Data Encryption .............................................................. 219
RADIUS.................................................................................................................. 220
Security Association............................................................................................... 221
Authentication ........................................................................................................ 222