4.6.3 Output mode ........................................................................................................21
4.7 Maintenance and management .......................................... אי !מ יא ימי.
4.7.1 Log information .......................................................... אי !מ יא ימי.
4.7.2 Version information.................................................... יא !מ יא ימי.
4.7.3 Restore the default ..............................................................................................23
4.7.4 Stream statistics......................................................... אי !מ יא ימי.
4.7.5 Automatic maintenance ......................................................................................23
4.7.6 Online Users ............................................................... אי !מ יא ימי.
4.8 Turn off the device................................................................ אי !מ יא ימי.
5 WEB and client...........................................................................................................................39
5.1 WEB operation.................................................................................................................39
5.1.1 Network connection.....................................................................................................39
5.1.2 Control installation and user login logout.........................................................39
5.1.3 WEB operator interface.......................................................................................40
5.1.4 Real - time video surveillance ............................................................................41
5.1.5 PTZ control............................................................................................................42
5.1.6 System Configuration ..........................................................................................43
5.1.7 Video inquiry.........................................................................................................44
5.1.8 Alarm settings.......................................................................................................45
5.1.9 About .....................................................................................................................46
5.2 Client operating...............................................................................................................46
6 Extended functionality...............................................................................................................46
6.1 DDNS function.................................................................................................................46
6.1.1 Outline...................................................................................................................46
6.1.2 VSSIP.......................................................................................................................47
6.1.3 3322 DDNS .............................................................................................................47
6.1.4 NO-IPwww.no-ip.com.....................................................................................47
6.1.5 Dyndns DDNS(www.dyndns.com).......................................................................48
6.1.6 Dynamic DNS verification ...................................................................................48
6.2 Port mapping ...................................................................................................................50
6.2.1 UPnP function .......................................................................................................50
6.2.2 Manual port mapping ..........................................................................................51
6.3 NTP function ....................................................................................................................51
6.3.1 Internet network environment settings............................................................51
6.3.2 Private network environment settings ..............................................................51
6.4 PTZ function ....................................................................................................................53
6.5 Voice intercom.................................................................................................................57
6.5.1 Outline ...................................................................................................................57
6.5.2 Configuration method .........................................................................................58
6.6 Hard disk redundancy ....................................................................................................58
6.7 Hard S.MA.R.T technology.............................................................................................59
7 Appendix .....................................................................................................................................61
7.1 Term ..................................................................................................................................61
7.1.1 I-frames.................................................................................................................61
