GB/T 21642.4-2012 Active National standards

GB/T 21642.4-2012 Technical requirements for IP video conference system devices—Part 4:Gatekeeper

Publish Date: 2012-06-29 Implement Date: 2012-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 21642.4-2012

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Data communication equipment

ICS Name: Data communication network

Publish Date: 2012-06-29

Implement Date: 2012-10-01

Pages: 47 pages

Scope

This part of GB/T 21642 specifies the functional requirements, interface requirements, performance indicators, protocol requirements, communication flow, addressing and naming, billing requirements, operation and maintenance management requirements, environmental requirements, and power supply requirements for IP video conferencing gatekeeper devices.
This part is applicable to IP video conferencing gatekeeper devices.

Development Information

Word Count: 89 Thousand words Pages: 47 pages

Same series standard

GB/T 21642.3-2012 Technical requirements for IP video conference system devices—Part 3:multipoint control unit

Referenced Standards

ITU-T H.225.0 ITU-T H.235 ITU-T H.245 ITU-T H.323 YD/T 1096-2009 Router device technical requirements Edge Router YD/T 1097-2009 Router device technical requirements: Core router

Related Standards

GB/T 3384-1982 Abolished

GB/T 3384-1982 Parameters of interface for the analogue carrier systems over the network

Publish Date: 1982-12-29

GB/T 4575-1984 Abolished

GB/T 4575-1984 Frequency comparison pilot series for the FDM systems in the toll communication network

Publish Date: 1984-07-17

GB/T 4827-1984 Abolished

GB/T 4827-1984 Requirements of data transmission at 50 bit/s

Publish Date: 1984-12-26

GB/T 7436-1987 Active

GB/T 7436-1987 Specifications of TDM equipment operating on an analog telephone-type circuit for telegraph and lower-speed data

Publish Date: 1987-03-16

GB/T 7555-1987 Abolished

GB/T 7555-1987 General characteristics complying with the network performance objectives for 12 channel carrier telephone systems on open-wire pairs

Publish Date: 1987-03-26

GB/T 7556-1987 Abolished

GB/T 7556-1987 General characteristics complying with the network performance objectives for 60 channel carrier telephone systems on symmetric cable pairs

Publish Date: 1987-03-26