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| Besides traditional communication (Public Switched Telephone Networks, PSTN) the migration towards IP (Internet Protocol) communication dominates fixed line networks and terminals. |
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Testing and tuning of handset, hands-free and loudspeaking modes |
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Test of terminal equipment according to operator-specific specifications |
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End-to-end testing as well as mouth-to-ear testing |
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Troubleshooting speech quality issues and recommendations for improvement |
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