Patent ID: 8615561

Claim:
A communication apparatus connected to plural cameras and a display terminal via a network, comprising: an acquiring unit configured to acquire, from each of plural cameras, current geographic position information and an IP address of each of the plural cameras; a generating unit configured to generate map information for displaying at the display terminal a map indicating a position of each of the plural cameras based on the acquired current geographic position information of each of the plural cameras; a transmission unit configured to transmit to the display terminal the generated map information and to transmit to the display terminal an IP address of a camera which is designated by a user at the display terminal, among IP addresses of the plural cameras on the map displayed at the display terminal, so that the display terminal can access the designated camera to acquire video data captured by the designated camera; and an update unit configured to update the map information generated by the generating unit in accordance with a change in the current geographic position information acquired by the acquiring unit.