Installation manual
CM-4221 Installation Manual 
ii 
6.3.3.4  UPnP .......................................................................................................... 59 
6.3.4  DDNS ............................................................................................................... 61 
6.3.5  Mail ................................................................................................................... 63 
6.3.6  FTP ................................................................................................................... 64 
6.3.7  HTTP ................................................................................................................ 65 
6.3.8  Application ........................................................................................................ 66 
6.3.9  Motion Detection ............................................................................................... 74 
6.3.10  Network Failure Detection ............................................................................. 78 
6.3.11  Tampering Alarm ........................................................................................... 80 
6.3.12  Storage Management .................................................................................... 84 
6.3.13  Recording ...................................................................................................... 87 
6.3.14  File Location .................................................................................................. 88 
6.3.15  Iris Adjustment ............................................................................................... 89 
6.3.16  View Information ............................................................................................ 90 
6.3.16.1  View Log File ............................................................................................. 91 
6.3.16.2  User Information ........................................................................................ 92 
6.3.16.3  View Parameters ....................................................................................... 94 
6.3.17  Factory Default .............................................................................................. 95 
6.3.18  Software Version ........................................................................................... 97 
6.3.19  Software Upgrade ......................................................................................... 98 
6.3.20  Maintenance ................................................................................................ 101 
6.4  Video and Audio Streaming Settings ................................................................... 103 
6.4.1  Video Resolution and Rotate Type ................................................................. 104 
6.4.1.1  NTSC System Settings ............................................................................ 105 
6.4.1.2  PAL System Settings ................................................................................ 108 
6.4.2  Video Compression ........................................................................................ 114 
6.4.3  Video OCX Protocol ....................................................................................... 117 
6.4.4  Video Frame Rate .......................................................................................... 118 
6.4.5  Audio Mode and Bit Rate Settings .................................................................. 121 
6.5  Camera Settings .................................................................................................. 123 
6.5.1  Exposure Setting ............................................................................................ 124 
6.5.2  White Balance Setting .................................................................................... 125 
6.5.3  Picture Adjustment ......................................................................................... 126 
6.5.4  Backlight ......................................................................................................... 127 
6.5.5  Digital Zoom ................................................................................................... 128 
6.5.6  IR Function ..................................................................................................... 128 
6.5.7  WDR Function ................................................................................................ 129 
6.5.8  Noise Reduction ............................................................................................. 129 
6.5.9  TV System ...................................................................................................... 130 
6.6  Logout .................................................................................................................. 130 
7  Appendix ............................................................................................................ 132 










