9.2.115 Cell Assistance Information

36.4233GPPEvolved Universal Terrestrial Radio Access Network (E-UTRAN)Release 17TSX2 Application Protocol (X2AP)

The Cell Assistance Information IE is used by the eNB to request information about NR cells.

IE/Group Name

Presence

Range

IE Type and Reference

Semantics Description

CHOICE Cell Assistance Type

M

This IE may be refined.

>Limited List

>>List of Requested NR Cells

1 .. < maxCellinengNB >

Included when the eNB requests a limited list of served NR cells.

>>>NR CGI

M

9.2.111

NR cell for which served NR cell information is requested.

>Full List

>>Complete Information Request Indicator

M

ENUMERATED (allServedNRCells, …)

Included when the eNB requests the complete list of served NR cells.

Range bound

Explanation

maxCellinengNB

Maximum no. cells that can be served by an en-gNB. Value is 16384.