
【国外标准】 Gateway control protocol: The use of local and remote descriptors with H.221 and H.223 multiplexing
本网站 发布时间:
2025-06-10
- ITU-T H.248.20
- 现行
- 定价:
- 在线阅读
开通会员免费在线看70000余条国内标准,赠送文本下载次数,单本最低仅合13.3元!还可享标准出版进度查询、定制跟踪推送、标准查新等超多特权!  
查看详情>>

适用范围:
暂无
标准号:
ITU-T H.248.20
标准名称:
Gateway control protocol: The use of local and remote descriptors with H.221 and H.223 multiplexing
英文名称:
标准状态:
现行-
发布日期:
2029-11-01 -
实施日期:
出版语种:
- 其它标准
- 上一篇: ITU-T Q.2931C Broadband integrated services digital network (B-ISDN) - Digital subscriber signalling system No. 2 (DSS2) - User-network interface (UNI) layer 3 specification for basic call/connection control: Test suite structure and test purposes (TSS & TP) for the user
- 下一篇: ITU-T X.227 Information technology - Open Systems Interconnection - Connection-oriented protocol for the Association Control Service Element: Protocol specification
- 推荐标准
- ASTM C1557-20 Standard Test Method for Tensile Strength and Young's Modulus of Fibers
- ASTM C156-20 Standard Test Method for Water Loss [from a Mortar Specimen] Through Liquid Membrane-Forming Curing Compounds for Concrete
- ASTM C1564-20 Standard Guide for Use of Silicone Sealants for Protective Glazing Systems
- ASTM C1583/C1583M-20 Standard Test Method for Tensile Strength of Concrete Surfaces and the Bond Strength or Tensile Strength of Concrete Repair and Overlay Materials by Direct Tension (Pull-off Method)
- ASTM C1585-20 Standard Test Method for Measurement of Rate of Absorption of Water by Hydraulic-Cement Concretes
- ASTM C1647-20 Standard Practice for Removal of Uranium or Plutonium, or both, for Impurity Assay in Uranium or Plutonium Materials
- ASTM C1668-20 Standard Specification for Externally Applied Reflective Insulation Systems on Rigid Duct in Heating, Ventilation, and Air Conditioning (HVAC) Systems
- ASTM C1763-20 Standard Test Method for Water Absorption by Immersion of Thermal Insulation Materials
- ASTM C1777-20 Standard Test Method for Rapid Determination of the Methylene Blue Value for Fine Aggregate or Mineral Filler Using a Colorimeter
- ASTM C1784-20 Standard Test Method for Using a Heat Flow Meter Apparatus for Measuring Thermal Storage Properties of Phase Change Materials and Products
- ASTM C1804-20 Standard Specification for Spun Cast Prestressed Concrete Bases for Tapered Steel Lighting Poles
- ASTM C1809-20 Standard Practice for Preparation of Specimens and Reporting of Results for Permeance Testing of Pressure Sensitive Adhesive Sealed Joints in Insulation Vapor Retarders
- ASTM C1814/C1814M-20 Standard Test Method for Measurement of Hydraulic Characteristics of Stormwater Filtration Elements
- ASTM C1823/C1823M-20 Standard Test Method for Shear Bond Strength of Adhered Dimension Stone
- ASTM C1827-20 Standard Test Method for Determination of the Air-Entraining Admixture Demand of a Cementitious Mixture