3Com FlexWATCH 3110 Pre alarm buffer size, Alarm Buffering Service size, Pre-alarm Buffer size

Network Video Server User’s Manual

pre alarm buffer size for respective camera can be done within this assigned memory. Note that Pre Alarm buffer for even Alarm buffering service can be done within this memory size.

Thus, you need to be careful to assign memory for this service. The rest of memory after setting up Alarm buffer service memory capacity will be assigned to this service configuration

Alarm Buffering Service size :

To assign memory for Alarm buffering service to save pre/post alarm image in the system memory so that user can playback stored video in the system through web browser or download it. Note that Pre alarm buffer for Alarm buffering service can be done within the Pre-alarm Buffer size. Thus, you need to count in required pre alarm buffer for alarm buffering service and reserve enough space for this service in the

Pre-alarm Buffer size.

1.1.2Pre alarm buffer size

Pre alarm buffer size (Image Buffer Pool) means the number of images to be stored and continuously refreshed in the system memory.

Maximum Pre alarm buffer should be the half size of Memory capacity, since Pre alarm images for e-mail, FTP or alarm buffering service are taken from Pre alarm buffer pool and any Pre alarm image for these services require additional memory space.

Pre-alarm Buffer size :

This is to assign pre-alarm image buffer for each camera. Once this is configured, the

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