VOD service broadcast video and file sharing image on the substrate, the IP can be that its application in the broadcast television and ... watch live, Congress, conference, or sports competitions.
In this scenario, users after choosing photos, images, video, etc. enter the system identity verification. and then after entering the user ID and password. can to information access. This is one of the protocols for identity verification, such as LDAP are used.

the advantages of the playbook VOD:
- watch live conferences and seminars
- watch live on website
- use communication platform reliable WIMAX