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Tele-Communication (Telecom) Terms Glossary and Dictionary
User Plane
User Plane refers to one of the three entities in the ATM reference model. The user plane includes a group of protocols to facilitate the actual data transmission. The other two entities are control plane for signaling and the management plane for network management issues. The concept and model of user plane, control plane and management plane has been extended to other telecommunication technology groups beyond the ATM technology.
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