Vivotek NETWORK CAMERA IZ7151 - Manual (Page 32)

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3 - User's Manual
► Microsoft ® Internet Explorer does not support server push technology; therefore, using http://
<ip address>:<http port>/<access name for stream1 or stream2> will fail to access the Network
Camera
Two way audio
By default, the two way audio port is set to 5060� Also, it can be assigned with another port number
between 1025 and 65535�
The Network Camera supports two way audio communication so that operators can transmit and
receive audio simultaneously� By using the Network Camera's built-in microphone and an external
speaker, you can communicate with people around the Network Camera�
Note that as JPEG only transmits a series of JPEG images to the client, to utilize this feature, make
sure the video mode is set to “MPEG-4” and the media option is set to “Video and Audio”�
Audio send from operators
Audio send to operators
America Taiwan
Audio is being transmitted to the Network Camera
Microphone volume
Mute Talk button
Click to enable audio transmission to the Network Camera; click to adjust the volume of
microphone; click to turn off the audio� To stop talking, click again�