Patent ID: 8451982

Claim:
A notification apparatus comprising: a terminal communication unit that communicates with an information processing terminal used for a predetermined site work process by a site worker and an Internet Protocol (IP) telephone terminal used for IP phone call, which are located at one work site; an accepting unit that accepts an emergency notification to said site worker; an emergency displaying unit that displays and outputs said accepted emergency notification on said information processing terminal via said terminal communication unit; an emergency calling unit that calls said IP telephone terminal via said terminal communication unit to make said site worker recognize said emergency notification; a receiving unit that receives certification information of said site worker that has responded to the calling of said emergency notification to said IP telephone terminal; and a certification unit that certifies said site worker based on said certification information of said site worker, wherein said receiving unit receives the certification information of the site worker that is read from a medium recording the certification information of the site worker thereon, or a biological body of the site worker and then transmitted by using the IP telephone terminal.