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目前ViTA forum 所提供之測試驗證服務包括下列三項,各項中揭示了該項測試驗證的簡明定義,與所適用的待測物Device Under Test(DUT)種類。
SIP Conformance Testing
此測試之意義為:
.The process of verifying that an implementation complies to RFC 3261.
.Concerned with the external behavior of an implementation.
.Prerequisite for interoperability.
DUT可為以下兩種之一:
.SIP Phone/Gateway
.SIP Proxy
SIP Voice Quality Testing
此測試之意義為:
.The measurement of speech transmission quality of.
.Test methods and requirements for terminals are given for handset and hands-free operation.
DUT為以下種類:
‧ SIP Phone/Gateway
測試形式包括以下兩類:
‧ Perceptual Evaluation
‧ Acoustic Evaluation
SIP Interoperability Testing
此測試之意義為:
‧ The process verifies that DUT works with Qualified Equipment (QE).
‧ Derived from functional testing techniques.
‧ Require passing Conformance test prior to conducting Interoperability test.
DUT為以下種類:

‧ SIP Phone/Gateway

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