Network access management system for picture monitoring apparatus

PURPOSE: A network access management system of a picture monitoring apparatus is provided to enable the picture monitoring apparatus of a picture monitoring system to access a picture acquisition apparatus simply without complex setting of a user. CONSTITUTION: A gateway service unit (120) stores acquired network address information of a picture acquisition apparatus, and network type information of the picture acquisition apparatus grasped by a network type grasping unit in a database. The gateway service unit provides network access related information to the corresponding picture monitoring apparatus by referring to the network address information of a specific picture monitoring apparatus acquired in real-time, the network address information of the corresponding specific picture acquisition apparatus stored in the database, and the network type information when the specific picture monitoring apparatus accesses the specific picture acquisition apparatus. [Reference numerals] (110) Network type grasping unit; (120) Gateway service unit; (130) UDP hole punching connection management unit; (140) Relay connection unit