![](/images/new-backgrounds/1140215/140215105x1.webp)
2.bandwidth share,
3.number of users,
4.number of video input is accessed at one time,
5.the complicated objects in view results in larger image file,
6.the level of your PC or notebook which is responsible of displaying images.
In general, the transfer rate in general local network environment can achieve over 200 kilobytes per second and approximately 10 to 20 pictures of normal environment per second. The general frame size is illustrated in the follow table for reference.
Quality setting | Size of each frame | Bandwidth demand for 30fps |
|
|
|
Medium | 9.3 kbyte | 2246 kbps |
|
|
|
Standard | 11.15 kbyte | 2676 kbps |
|
|
|
Good | 13.76 kbyte | 3303 kbps |
|
|
|
Detailed | 16.35 kbyte | 3925 kbps |
|
|
|
Excellent | 20.3 kbyte | 4886 kbps |
|
|
|
Q How can I keep Network Camera as private as possible?
A Network Camera is designed for surveillance purpose and has many flexible interfaces. The user authentication and special confirmation in installation can keep Network Camera from unauthorized access. You may also change the HTTP port to
Q Why can I see image files when I use dir in FTP even if the alarm is not triggered? A Every time Network Camera starts, it will capture the images as vpre.jpg. If there are previously saved image files that are not retrieved, Network Camera will keep them until they are accessed.
Q How will the stored images be processed if Network Camera loses power?
A If user has defined the snapshot interval, Network Camera will capture images periodically. Once the
QIf I set Network Camera to send
A It is recommended to use transient state rather than steady state. For instance, use
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