4.5.3 SNMP...................................................................................................... 50
4.5.4 UPnP....................................................................................................... 50
4.5.5 DDNS...................................................................................................... 51
4.5.6 CWMP..................................................................................................... 51
4.6 Maintenance........................................................................................52
4.6.1 Administration.......................................................................................... 52
4.6.2 Time Zone............................................................................................... 53
4.6.3 Firmware..................................................................................................54
4.6.4 System Restart........................................................................................ 56
4.6.5 Diagnostic................................................................................................ 57
4.7 Help.....................................................................................................57 Appendix A: Specification..................................................................................... 59