X2

X2 layer 1

in Specification, LTE, X2

The main functions of X2 interface layer 1 are as following:

in eNodeB, Specification, E-UTRAN, LTE, X2, X2AP

The X2AP protocol is used to handle the UE mobility within E-UTRAN and provides the following functions:

in Specification, LTE, X2

X2 signalling bearer provides the following functions:

in GTP-U, S4, S5, S8, Specification, LTE, S1, X2

GTP-U protocol is used over S1-U, X2, S4, S5 and S8 interfaces of the Evolved Packet System (EPS).

in S4, S5, S8, Specification, UDP, IP, LTE, S1, X2

The transport layer for data streams over S1, X2, S4, S5 and S8 is an IP based Transport.

Posted on 31. Dec, 2009 by LteWorld in Whitepaper, E-UTRAN, eHNB, LTE, LTE Advanced, MME, S1, X2

Presented by Dino Flore: RAN WG3 Chair, Qualcomm at a recent IMT-Advanced workshop, in Beijing, China

It has following contents