Nature of Connection Indicators Table (SIP to SIP-T Interworking)

 

Nature of Connection Indicators 

 

H

G

F

E

D

C

B

A

 

H

G

F

E

D

C

B

A

Satellite indicator

 

 

 

 

 

 

 

 

No Satellite circuit in the connection (Default)

 

 

 

 

 

 

0

0

One Satellite circuit in the connection

 

 

 

 

 

 

0

1

Two Satellite circuits in the connection

 

 

 

 

 

 

1

0

Three or more Satellite circuit in the connection

 

 

 

 

 

 

1

1

Continuity check indicator

 

 

 

 

 

 

 

 

Continuity Check not required (Default)

 

 

 

 

0

0

 

 

Continuity Check required in this circuit

 

 

 

 

0

1

 

 

Continuity Check performed in this circuit

 

 

 

 

1

0

 

 

Spare

 

 

 

 

1

1

 

 

Echo control device indicator

 

 

 

 

 

 

 

 

Outgoing half echo control device not included (Default)

 

 

 

0

 

 

 

 

Outgoing half echo control device included

 

 

 

1

 

 

 

 

Spare

0

0

0

 

 

 

 

 

 

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