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Having seen a little of what is IMS and the devices that act, we enter IMS specifications relating to security. From the point of view of the standardization, only exists a mechanism of authentication and access control, specified in the TS 33.203 of 3GPP (Access Security for IP-Based Services) and commonly called AKA (Authentication and Key Agreement).
3GPP / TISPAN IMS architectural overview 3GPP / TISPAN IMS architectural overview – HSS in IMS layer (as by standard) Each of the functions in the diagram is explained below. The IP multimedia core network subsystem is a collection of different functions, linked by standardized interfaces, which grouped form one IMS administrative network. [ 7 ]
The 3GPP/NGN IP Multimedia Subsystem (IMS) multimedia telephony service (MMTel) is a global standard based on the IMS, offering converged, fixed and mobile real-time multimedia communication using the media capabilities such as voice, real-time video, text, file transfer and sharing of pictures, audio and video clips. With MMTel, users have the ...
A classic example of instant messaging on a desktop computer: the left window of this software showing a list of contacts ("buddy list") and the right window an active IM conversation An example of instant messaging on mobile, featuring the exchange of pictures and audio on top of text
Calls from IMS into WAS use the External Subsystem Attach Facility (ESAF). This is the same interface as used by other subsystems such as DB2 or MQ. Calls from WAS into the IMS dependent region may be done using OTMA or directly (that is, program in IMS uses OLA APIs to "host a service" as described below).
Click the Attach icon. - Your computer's file manager will open. Find and select the file or image you'd like to attach. Click Open. The file or image will be attached below the body of the email. If you'd like to insert an image directly into the body of an email, check out the steps in the "Insert images into an email" section of this article.
The IBM Information Management System (IMS) is a joint hierarchical database and information management system that supports transaction processing. [1] Development began in 1966 to keep track of the bill of materials for the Saturn V rocket of the Apollo program, and the first version on the IBM System/360 Model 65 was completed in 1967 as ICS/DL/I and officially installed in August 1968.
Download all attachments in a single zip file, or download individual attachments. While this is often a seamless process, you should also be aware of how to troubleshoot common errors. Emails with attachments can be identified with Attachment icon in the message preview from the inbox. Download all attachments