Links zu VoIP Test Tools, Clients und Server

http://bytecoders.hubpages.com/hub/10-Open-Source-VoIP-test-tools

http://bytecoders.hubpages.com/hub/10-Open-Source-VoIP-servers-and-proxies

http://bytecoders.hubpages.com/hub/10-Open-Source-VoIP-sofphones