COMCAST NGOD PDF

The vendor is undaunted despite revealing that Comcast will look booted from Comcast’s Next-Generation on Demand (NGOD) architecture. Services Architecture (ISA) and the Comcast-led Next Generation on Demand ( NGOD) architecture, which are used throughout the industry. innovator in the universal edge resource management (UERM) category, stated that it support both Comcast’s next-generation on-demand (NGOD) and Time.

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Once the Session Manager has selected the optimal set of resources, it specifies those resources in a set of resource commit message exchanges with the resource managers. Jgod asset id of the preview asset if applicable Call letters or the provider of this show.

Getting to OTT 2. Table 12 — ActionLink Element Either deviceID, account, or both, must be provided. The full title of the show. The areaID is the 4-numeric char “Syscode”. Part of the criteria for resource selection by resource managers in the NGOD architecture is a check for available transport network resources.

There may be additional HTTP error codes depending upon specific implementation. Max Length 14 characters – Billing unit that this account is associated with. The first phase of the resource allocation process is triggered by a resource manager receiving an incoming RTSP Setup 1 request from its down ngdo neighbor.

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Concurrent Not in Comcast’s VOD Future

Models that use an optimistic approach to resource allocation have lower session setup latency but also exhibit a low probability of optimal resource allocation. Required if the attribute startAt is present.

A descriptive name for the folder. Display as Last Chance “N”: Required if the attribute maxItems is present. The threaded architecture and signaling flow descriptions are provided in the Appendix as Informative materials. The video aspect ratio for the majority of the movie.

Comcast-SP-NGOD-ASSET-A7-NAV-IFINAL-Cisco_图文_百度文库

If this value is “” empty stringthen the folder is the root of this folder tree. Below is an example an UpsellOffer. HBO subscribers onlyequipment entitlements e. Resource Allocation Two variations are depicted; the first where each server can only reach one QAM and the second is where some servers can reach one or more QAMs.

In a centralized approach, the computational requirement of the central server increases significantly as the number of nodes in the network increases.

This flow is simplified in the sense that each resource manager picks a single resource to use for the session. The following sections include example request and response XML documents for ngo purposes along with tables describing each request field and response metadata field. Spaces in the name are represented with underscores, e. If omitted, “1” is used.

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Concurrent Not in Comcast’s VOD Future | Light Reading

The Session Manager includes an ordered list of resource managers to be contacted for a particular session in the initial resource request.

With the introduction of Encryption elements the overall graph would expand to another level. Resource managers that receive a resource request from a Session Manager using an optimistic resource allocation algorithm implement a single phase resource allocation algorithm.

Resource allocation for On Demand sessions is a multi variable problem.

A selectable item includes a provider id, title asset id, a price, and an availability end time. This is the starting point of the data to be returned. The service ID to use to retrieve an offer in? Title in Active Rentals comcat An over provisioned network is one where there is enough bandwidth on the interior links that any combination of MPEG flows from any source to any destination that do not congest the exterior links are guaranteed not to congest the interior links.

This document does not include an example session signaling flow showing resources being added domcast modified in existing sessions.