Introduction
This paper explains how to set up the Cisco Secure PIX firewall for use in Cisco IP/VC H.323 deployments. The configuration that will be shown below will be a
1.Describe the issues with firewalls and H.323
2.Describe how to set up the firewall to allow H.323 video traffic to pass
3.Describe how to allow a terminal outside the firewall to register with a GK on the inside of the firewall.
4.Describe how to allow a terminal outside the firewall to communicate with a terminal on the inside of the firewall.
Where appropriate, this paper refers to existing procedures in the following Cisco user guides:
Cisco IP/VC Videoconferencing Design Guide
Managing Cisco Network Security
This guide assumes the user has basic PIX knowledge. For detailed PIX configuration steps, see the online documentation below:
http://www.cisco.com/univercd/cc/td/doc/product/iaabu/pix/pix_60/index.htm
Use the following link to download PIX code:
Note: For those who are new to the Cisco IP/VC videoconferencing product family and the Cisco Secure PIX Firewall, it is highly recommended that you first review the users guides referenced above, as this paper is designed to enhance your understanding of the products beyond that of the new user.
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