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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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One vendor may choose to include the item concast a particular marketplace requires it or because it enhances the product, for example; another vendor may omit the same item. The architecture should be able to translate service and business logic into a set of rules to be incorporated in the resource selection process.

The Session Manager validates resource compatibility, but it does not select them. Table 48 — SessionStart Request Service logic is used to determine which resource managers should be contacted for a particular session request.

Threaded Signaling for Pessimistic Resource Allocation This section provides example signaling flows based on the threaded architecture. The signaling architecture should minimize the number of messages used to set up session and allow as much parallelism as possible between the components involved in setting up the session.

Resource managers that receive a resource request from a Session Manager using an optimistic resource allocation algorithm implement a single phase nod allocation algorithm. Only provided for “B1. Value is zero if parent is jgod root folder.

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Concurrent Not in Comcast’s VOD Future

Then it is always provided. The price that will be billed nvod the customer’s account. Work with Heterogeneous Transport Networks The architecture should support video transport networks that are not fully connected.

It is allowed that the Session Manager specifies a list of potential resources to each resource manager which each independently select a specific resource for the session.

Concurrent Not in Comcast’s VOD Future | Light Reading

The result may be that resource managers reserve more resources than necessary and that sessions are rejected unnecessarily when available system resources are relatively low.

List of Tables Table 1 — Data Items Each of these state machines is described in appendix A of RFC Table 26 — GetBookmarks Request Type Description Use 1? Flexibility to incorporate new Resources, Resource Managers The architecture should make it possible to incorporate new classes of resources along with new resource managers without having to make major modifications to other components of the system.

IP networks have chosen a distributed approach to both path selection and bandwidth management for a number of reasons: However when used with locking depth first will block others when you are further out from the limit of available resources.

If there is XML data returned it must be processed to determine what the NavServer did with the request.

Table 6 — GetFolderContents Request Barcelona Name Type GetFolderContents Element zip account deviceID providerID assetID profile startAt attribute string attribute string attribute string attribute string attribute string attribute string attribute positive number attribute positive number attribute string attribute string attribute ngd Element Description Main element name containing the entire set of GetFolderContents request attributes.

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The service ID to use to retrieve an offer for this title in an upsell. The computational requirement on each of the nodes of the network does not co,cast significantly as the size of the network increases. If they are selected, the items are not played out but the viewer is able to view a preview if there is one; there may ngof a UI-defined message displayed. If a title is not returnable to a subscriber not available on server, not within a visibility ngos, blacked out It is functionally identical to the GetFolderContents request except the PAID are not required; instead another key such as a source id or call sign can be provided.

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

Table 19 — LanguageSet Element If another resource of the same type that is compatible with the other resources cannot be allocated, then the session manager will have to release one or more allocated resources and start gnod again.

In a recent K filing, Concurrent revealed Comcast Corp. No final decisions have been made but, unlike wine, VOD gear doesn’t improve with age. Table 21 — Chapter Element This is illustrated in Figure 4.

Exterior links are links that are directly connected to Streaming Servers and Edge Devices. The Session manager may initiate the request to the resources managers in an implementation specific sequence.