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There are four interfaces connecting the UTRAN internally or externally to other functional entities: Iu, Uu, Iub and Iur. [3] The Iu interface is an external interface that connects the RNC to the Core Network (CN). The Uu is also external, connecting Node B with the User Equipment (UE). The Iub is an internal interface connecting the RNC with ...
The Radio Network Controller (RNC) is a governing element in the UMTS radio access network and is responsible for controlling the Node Bs that are connected to it. The RNC carries out radio resource management, some of the mobility management functions and is the point where encryption is done before user data is sent to and from the mobile.
RANAP signalling protocol resides in the control plane of Radio network layer of Iu interface in the UMTS (Universal Mobile Telecommunication System) protocol stack. Iu interface is the interface between RNC (Radio Network Controller) and CN (Core Network). nb. For Iu-ps transport RANAP is carried on SCTP if IP interface used on this.
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The building was named for the Luddy family, many members of which are IU alumni, including tech entrepreneur and IU donor Fred Luddy. [31] The building opened at the end of the Fall 2017 semester, and SICE moved in for the Spring 2018 semester. The 124,000-square-foot (11,500 m 2) building cost of $39.8 million.
The USDA reported that US egg production dropped 4% year over year, totaling 9.19 billion in October 2024. The bird flu caused the loss of 2.8 million egg-laying birds in Utah, Washington, and Oregon.
The environmental control system (ECS) maintains an acceptable operating environment for the IU equipment during preflight and flight operations. The ECS is composed of the following: The thermal conditioning system (TCS), which maintains a circulating coolant temperature to the electronic equipment of 59° ± 1 °F (15 ± 0.6 °C).
Oprah Winfrey surprised her best friend Gayle King with an epic birthday bash that she did not see coming.. Winfrey, 70, posted a video of the occasion on Instagram on Saturday, Dec. 14, in which ...