| Gateway control protocol: Operation of H.248 with H.225.0, SIP, and ISUP in support of emergency telecommunications service (ETS)/international emergency preference scheme (IEPS) |
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Supplement 9 to ITU-T H-series Recommendations defines the operation of ITU-T H.248.1, version 3, with ITU-T H.225, session initiation protocol (SIP) and integrated services digital network user part (ISUP) in support of emergency telecommunications service (ETS)/international emergency preference scheme (IEPS) priority information. |
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Approved on |
Download |
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Testing of personal audio systems for compliance with ITU-T H.870 (2018)
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2021
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here
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