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Reply To: IN in GSM

Wallis Dudhnath

Hi Eleni,

ETC implies that the 3GPP OCS (HPLMN) is connecting to a gsmSRF/assisting_gsmSSF.
Looks like it is trying to setup a session to send an announcement menu.

I would ask the HPLMN operator to explain their current setup with their OCS solution.

VBR/ Wallis Dudhnath

Note: OCS: Online Charging System that is used for Realtime Charging for Voice (CAP V2 / V3) and Data (Gy).