H.323 Products & Services

This list is by no means complete and additions and changes are certainly welcome. To make an addition to the list please fill out our Product/Services Submission Form. For information on how to make changes to this list read details below.

Call Feature Servers


Consulting Services

Enhanced Service Platforms/Systems

Feature Servers



Hardware Development Platforms


IP PBX/Softswitch

Media Gateway Controllers

Please see the H.248 Products and Services page.

Media Gateways

Please see the H.248 Products and Services page.

Multipoint Control Units (MCUs)

Multipoint Processors (MPs)

OAM&P Systems

Proxies, NATs, and NAT Traversal

Service Providers

VoIP Proactive Service Providers List

Session Border Controllers

Signaling Gateways (for H.323/H.248 systems)

Stacks and Toolkits


Test Equipment/Analyzers


Changes to the List
If your company's products are listed, and you would like to change the entry, please send an e-mail detailing your changes. Remember to include a product specific URL whenever possible.


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