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Link layer statuses – 2N VoiceBlue MAX v1.1 User Manual

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GSM Layer 3

Name

Description

NULL

Rest status, ready for call

CINIT

Request of call to GSM (from Layer 4)

OPROC

Call to GSM is connected

CDELIV

Call to GSM is ringing

CPRES

Indication of call from GSM (from Layer 2)

CRECV

Call from GSM is ringing on ISDN interface

IPROC

Call from GSM is processed by ISDN interface

ACTIVE

Connected call

DISREQ

Disconnection request (to Layer 2)

DISIND

Indication of disconnection (from Layer 2)

RELREQ

Module release for another call (to Layer 2)

OVRECV

Reading of DTMF dialling from GSM (from Layer 2)

RELIND

Indication of module release (from Layer2)

Link Layer Statuses

Layer 4

Name

Description

NULL

Rest status, ready for call

MORE

Call request received from GSM or ISDN, awaiting further dialling or
timeout

SET–UP Call request sent to opposite interface

PROC

Call request confirmed, awaiting call answer

ACTIVE

Connected call

DISC

Call disconnection in progress