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EPC and 4G Packet Networks, 2nd Edition by Catherine Mulligan, Magnus Olsson

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Appendix A

Standards Bodies Associated with EPS

SAE History and Background

SAE is a work item developed within 3GPP, but it also incorporated protocols from other standards bodies where necessary in order to prevent overlap, in particular protocols developed by the IETF and similar standards bodies. This may sound like a relatively easy task, but the process can become quite difficult due to both political as well as completion timing issues. Sometimes, the process of standardization within the IETF can take longer than expected, or different companies within 3GPP itself may have different priorities regarding the content and functions for the selection of protocols or the functionality required from the protocols. All of these aspects can affect ...

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