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Description:

Use this pane to configure an ISDN D Channel.

Accessing this Pane:

Dialogic IMG EMS -> Logical IMG -> Physical IMG -> Signaling -> ISDN -> ISDN D Channels -> New ISDN D Channel

Maximum Objects:

T1 – 32/ E1 - 24 per Physical IMG

Related Topics:

IMG 1010 - An Overview of ISDN Configuration

IMG 1010 - Configuring ISDN Signaling

ClientView Pane:

Field Descriptions:

Primary Interface - Offset:

This field is a drop down menu that contains all the spans configured. Select from the menu which span the D-Channel will get configured on

Primary Channel:

Select from drop down menu which Channel the D-Channel will get configured on. (Default is Channel 23)

NFAS Supported: (T1 Only)

Select Yes from drop down if NFAS is being configured. Select No if configuring FAS. (Default = Yes)

Secondary Interface - Offset (NFAS only)

If configuring a secondary D-Channel select which channel the secondary D-Channel will get configured on. The Default is "Not Used"

Secondary Channel (NFAS Only)

If configuring a secondary D-Channel select which channel the secondary D-Channel will get configured on. The Default is "Not Used"

Base Variant

Select from the drop down menu what the Base Variant will be used. Verify that the correct side is being configured. (Either User or Network). The default is National-ISDN 2 Network Side.

Depending on which Base Variant is being configured will dictate how many B-Channels can get configured. Below is a list of the variants supported and number of B-Channels that can get configured for each. The table below does not include the span that the D-Channel is configured on.

 

BASE VARIANT (Network or User)

B-Channels IMG 1010

B-Channels IMG (1004)

National-ISDN 2 (NI2)

20 Spans (479 Channels)

4 Spans (95 Channels)

ATT 4ESS Q.931 PRI

10 Spans (239 Channels)

4 Spans (95 Channels)

ATT 5ESS Q.931 PRI

10 Spans (239 Channels)

4 Spans (95 Channels)

Northern Telecom DMS-100 Q.931 PRI

10 Spans (239 Channels)

4 Spans (95 Channels)

Northern Telecom DMS-250 Q.931 PRI

10 Spans (239 Channels)

4 Spans (95 Channels)

Nortel Meridian Q.931 PRI

10 Spans (239 Channels)

Not Applicable

JATE

10 Spans (239 Channels)

4 Spans (95 Channels)

Net5 Q.931 (10.3.3 ER2)

10 Spans (239 Channels)

4 Spans (95 Channels)


BASE VARIANT (Network or User)

B-Channels IMG 1010

B-Channels IMG 1004

EURO-ISDN

10 Spans (319 Channels)

4 Spans (127 Channels)

JATE (INS 1500)

10 Spans (319 Channels)

4 Spans (127 Channels)

B Channel Selection

Select from a drop down menu which method to use to access a B-Channel when a call comes into an IMG. The Default is value is Linear Clockwise.

Linear Clockwise (default)

Linear Counter Clockwise

Circular Clockwise

Circular Counter Clockwise

HDLC Bit Polarity

Select from drop down menu whether Bit Polarity is Normal or Inverted.

Normal (default)

Inverted

Network Side Layer 2 Override:

Select from drop down menu whether the D-Channel being configured is to be configured on the Network or User Side. If the opposite entity connected to the D Channel on the 2020 IMG is set as the Network side, the D Channel should be set as the User side. If the opposite entity connected to the D Channel on the 2020 IMG is set as the User side, the D Channel should be configured as the Network side.

Location:

The value populated in the Location parameter in the Cause IE when a call is released.

Property

Value

User

(0x0 - Message Generated by User) (default)

Private Network

(0x1 - Message generated by private network serving the local user)

Local public network

(0x2 - Message generated by public network serving the local user)

Transit network

(0x3 - Message generated by transit network)

Remote public network

(0x4 - Message generated by public network serving the remote user)

Remote private network

(0x5 - Message generated by private network serving the remote user)

International network

(0x7 - Message generated by international network)

Network Beyond Interworking Point

(0xA - Message generated by network beyond inter-working point)

Monitoring Fields:

D Channel Status:

In Service

Out of Service

Active

Standby

Not Aligned

Secondary D Channel Status:

In Service

Out of Service

Active

Standby

Object Table Tab:

This table shows all of the D Channels configured.

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