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Protocol Summary

The OpenH323 project aims to create a full featured, interoperable, Open Source implementation of the ITU-T H.323 teleconferencing protocol that can be used by personal developers and commercial users without charge.

OpenH323 development is coordinated by Quicknet Technologies Inc. but is open to any interested party. Commercial and private use of the OpenH323 code, including use in commercial products and resale, is encouraged through use of the MPL (Mozilla Public license).

Communication

H323 use fixed TCP port 1720 by default.

How to block h323?

Because h323 use the fixed port, so you can block them only by disable the ports in the firewall.

Product Links

Internet Filter Software - WFilter Enterprise
Monitor Employees
 
Updated: 2007-05-08