Isdn layer statuses – 2N StarGate/BlueTower v5.3 User Manual

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161

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ISDN Layer Statuses

ISDN Layer 1
Name

Description

DEACT

Deactivation – no signal received

 

 

ACTIVE

Activation – full synchronisation
achieved (frame,multiframe,crc)

 

 

SIGNAL

Signal received – no synchronisation

 

 

SYNC

Signal received – only partial
synchronisation (frame)

 

 

ISDN Layer 2

Name

Name According to Q.921

NOTEI

TEI Unassigned

 

 

AWTEI

Assigned Awaiting TEI

 

 

AWTEST Establish Awaiting TEI

 

 

OKTEI

TEI Assigned

 

 

AWEST

Awaiting Establishment

 

 

AWREL

Awaiting Release

 

 

OKEST

Multiple Frame Established

 

 

TIMREC

Timer Recovery

 

 

ISDN Layer 3

Name

Name According to Q.931

NT Description

TE
Description

NULL

Null

Rest status, ready
for call

 

CINIT

Call Initiated

Call from PRI
indicated

Call to PRI
started

OVSEND Overlap Sending

Gradual dialling
receiving

Gradual dialling
sending

OPROC

Outgoing Call Proceeding

Dialling from PRI
terminated

Dialling to PRI
terminated

CDELIV

Call Delivered

Call from PRI
ringing

Call to PRI
ringing

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