Cisco Cisco IOS Software Release 12.2(15)T 開発者ガイド
C H A P T E R
1-1
Cisco Gatekeeper External Interface Reference, Version 4.2
Cisco IOS Release 12.2(15)T
1
Overview of H.323
This chapter provides an overview of H.323 and includes the following sections:
•
•
•
•
•
H.323 is an ITU standard for transmitting audio, video, and data conferencing data on an IP-based
internetwork. The H.323 standard provides for the following types of endpoints in the network:
internetwork. The H.323 standard provides for the following types of endpoints in the network:
•
•
•
•
shows a typical H.323 network: