explain the test bed which is used to test VOIP SIP products?

Answer Posted / 01

You can try freeware <a href="http://startrinity.com/VoIP/SipTester/SipTester.aspx">StarTrinity SIP Tester</a>. It is able to simulate outgoing, incoming calls and SIP registration, DTMF events and record audio to wav files.

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