NGOD标准接口：Comcast公司通用标准接口规范

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NGOD接口标准 NGOD（Next Generation On Demand）是Comcast公司开发的通用标准接口，应用于广电CDN（Content Delivery Network）中。NGOD接口标准是Comcast公司的专有标准，旨在确保内容提供商和CDN服务商之间的数据交互和内容传输的标准化和可靠性。 NGOD接口标准的主要特点包括： 1. 内容定位和传输协议：NGOD接口标准定义了内容定位和传输协议，确保内容提供商和CDN服务商之间的数据交互和内容传输的标准化和可靠性。 2. 通用标准接口：NGOD接口标准是Comcast公司的通用标准接口，适用于各种类型的内容提供商和CDN服务商。 3. 版权保护：NGOD接口标准中包含了Comcast公司的版权声明，确保了NGOD标准的知识产权和商业机密性。 NGOD接口标准的实现需要获得Comcast公司的许可协议，确保了NGOD标准的实施和使用的合法性和可靠性。 NGOD接口标准的应用场景包括： 1. 内容提供商和CDN服务商之间的数据交互和内容传输。 2. 广电CDN中的内容分发和传输。 3. digital rights management（DRM）系统中的内容保护和管理。 NGOD接口标准的技术特点包括： 1. 内容定位和传输协议：NGOD接口标准定义了内容定位和传输协议，确保内容提供商和CDN服务商之间的数据交互和内容传输的标准化和可靠性。 2. 数据加密和身份验证：NGOD接口标准提供了数据加密和身份验证机制，确保内容传输的安全性和可靠性。 3. 可扩展性和可维护性：NGOD接口标准具有可扩展性和可维护性，能够满足不断增长的内容提供商和CDN服务商之间的数据交互和内容传输需求。 NGOD接口标准是Comcast公司开发的通用标准接口，旨在确保内容提供商和CDN服务商之间的数据交互和内容传输的标准化和可靠性。NGOD接口标准的实施和使用需要获得Comcast公司的许可协议，确保了NGOD标准的实施和使用的合法性和可靠性。

Content Locate and Transfer Protocol C2 Comcast-SP-NGOD-CDN-C2-I01-091031

The contents of this document may not be reproduced or distributed without prior written permission of Comcast.

1.5 Legal Notices

This document is provided under the terms and conditions of the Confidentiality and

Nondisclosure Agreement (NDA) and any amendments with Comcast Cable

Communications Management, LLC (“Comcast”).

Comcast is not responsible for any liability of any nature whatsoever resulting from or

arising out of use or reliance upon this specification by any party. This document is

furnished on an “AS IS” basis and Comcast does not provide any representation or

warranty, express or implied, regarding its accuracy, completeness, or fitness for a

particular purpose.

Content Locate and Transfer Protocol C2 Comcast-SP-NGOD-CDN-C2-I01-091031

The contents of this document may not be reproduced or distributed without prior written permission of Comcast.

2 REFERENCES

Reasonable effort is made to keep references up to date with respect to versions and

release dates, however manufacturers are responsible for ensuring they have the most

recent version of a reference specification (unless otherwise noted).

Where conflicts exist between requirements contained in this specification and normative

references, the specification requirements govern.

2.1 Normative References

This section contains those documents that are required for understanding this document.

These referenced documents may contain requirements that are implicitly included in this

document.

[ADI1.1] CableLabs Asset Distribution Interface Specification, Version 1.1 (ADI 1.1),

CableLabs, MD SP ADI1.1-I04-060505, June, 2005

[VOD1.1] CableLabs VOD Metadata Content Specification, Version 1.1, CableLabs,

MD-SP-VOD-CONTENT1.1-I05-060831

[HTTP1.1] RFC 2616, Hypertext Transfer Protocol -- HTTP/1.1

[URI] RFC 3986, Uniform Resource Identifier (URI): General Syntax

[NGOD-CDN-ARCH] Comcast Next Generation On Demand, CDN Architecture, I01,

October 31, 2009

[NGOD-SO-ALS] NGOD 2.0 Asset Library Service Architecture and Interfaces, Issued

01, April, 2008

2.2 Informative References

This section contains those documents that are useful for understand this document.

These referenced documents may contain requirements that are explicitly included in this

document; however, no requirements in these documents will be implicitly included in

this document.

[NGOD-GEN-ARCH] Next Generation On Demand Overall Architecture – January

2006

[NGOD-CDN-SUB] Next Generation On Demand Standard VOD Object Subtypes, I01,

October 31, 2009

[ADI2.0-CONTENT] Video-On-Demand Content Specification Version 2.0, CableLabs,

MD-SP-VOD-CONTENT2.0-I02-070105, January 5, 2007

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