iiiTable of Contents1 Product Overview ........................................................................................ 11.1 VTO1210A/VTO1210A-X/VTO1220A .............................................................. 11.2 VTO1210B(W)-X/VTO1220B(W) ..................................................................... 41.3 VTO1210C-X .................................................................................................. 62 Basic Functions ........................................................................................... 92.1 Call.................................................................................................................. 92.2 Modify Local Config ......................................................................................... 92.2.1 Enter Project Settings Interface ............................................................. 92.2.2 Modify IP, Gateway and Subnet Mask................................................... 92.2.3 Modify Volume Config ......................................................................... 102.3 Issue Card..................................................................................................... 102.4 Password Function........................................................................................ 102.4.1 Unlock from VTH and Center .............................................................. 102.4.2 Unlock from Local ............................................................................... 102.4.3 Unlock via IC card ............................................................................... 112.5 VTO Web Function........................................................................................ 112.5.1 Web Login ........................................................................................... 113 Web Function ............................................................................................ 123.1 Overview ....................................................................................................... 123.2 System Config ............................................................................................... 133.2.1 Login Config ........................................................................................ 133.2.2 Indoor Station(VTH) Manager ............................................................. 153.2.3 LAN Setting ......................................................................................... 163.2.4 Network Setting ................................................................................... 173.2.5 Change Password ............................................................................... 183.3 Info Search.................................................................................................... 183.4 Status Statistics............................................................................................. 193.5 Logout ........................................................................................................... 194 Debug System ........................................................................................... 21