6 RANAP messages transferred on the E‑interface

29.1083GPPApplication of the Radio Access Network Application Part (RANAP) on the E-interfaceRelease 17TS

The list given below shows the RANAP messages, defined in TS 25.413 [4] subclause 9.1(tabular format) and 9.3 (ASN.1 notation) that are transferred on the E‑interface.

RAB ASSIGNMENT REQUEST (3G_MSC‑A ‑> 3G_MSC‑I)

RAB ASSIGNMENT RESPONSE (3G_MSC‑I ‑> 3G_MSC‑A)

RAB RELEASE REQUEST (3G_MSC‑I ‑> 3G_MSC‑A)

IU RELEASE REQUEST (3G_MSC‑I ‑> 3G_MSC‑A and 3G_MSC‑T ‑> 3G_MSC‑A)

* RELOCATION REQUEST (3G_MSC‑A ‑> 3G_MSC‑T and 3G_MSC‑I ‑> 3G_MSC‑A)

* RELOCATION REQUEST ACKNOWLEDGE (3G_MSC‑T ‑> 3G_MSC‑A and 3G_MSC‑A ‑> 3G_MSC‑I)

* RELOCATION DETECT (3G_MSC‑T ‑> 3G_MSC‑A)

* RELOCATION COMPLETE (3G_MSC‑T ‑> 3G_MSC‑A)

* RELOCATION FAILURE (3G_MSC‑T ‑> 3G_MSC‑A and 3G_MSC‑A ‑> 3G_MSC‑I)

* RELOCATION CANCEL (3G_MSC‑I ‑> 3G_MSC‑A)

* RELOCATION CANCEL ACKNOWLEDGE (3G_MSC‑A ‑> 3G_MSC‑I)

# CN INVOKE TRACE (3G_MSC-A -> 3G_MSC-I and 3G_MSC‑A ‑> 3G_MSC‑T)

SECURITY MODE COMMAND (3G_MSC-A -> 3G_MSC-I)

SECURITY MODE COMPLETE (3G_MSC-I -> 3G_MSC-A)

SECURITY MODE REJECT (3G_MSC-I -> 3G_MSC-A)

LOCATION REPORTING CONTROL (3G_MSC-A -> 3G_MSC-I and 3G_MSC‑A ‑> 3G_MSC‑T)

LOCATION REPORT (3G_MSC-I -> 3G_MSC-A)

DIRECT TRANSFER (3G_MSC-A -> 3G_MSC-I and 3G_MSC-I -> 3G_MSC-A)

ERROR INDICATION (3G_MSC-A -> 3G_MSC-I and 3G_MSC-I -> 3G_MSC-A)

# CN DEACTIVATE TRACE (3G_MSC-A -> 3G_MSC-I)

COMMON ID (3G_MSC-A -> 3G_MSC-I)

LOCATION RELATED DATA REQUEST (3G_MSC-A -> 3G_MSC-I)

LOCATION RELATED DATA RESPONSE (3G_MSC-I -> 3G_MSC-A)

LOCATION RELATED DATA FAILURE (3G_MSC-I -> 3G_MSC-A)

UE SPECIFIC INFORMATION INDICATION (3G_MSC-A -> 3G_MSC-I)

RAB MODIFY REQUEST (3G_MSC-I -> 3G_MSC-A)

All other RANAP messages shall be considered as non‑existent on the E‑interface.

Some of the messages above are qualified by * or #. This indicates whether the message, when sent on the E interface, is considered as:

– relocation related message (*); or

– trace related message (#).