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About this Page

This document details a ISDN to SIP UX configuration using either TCP transport.

Prerequistes

Assumes the user is familiar with navigating the SBCx000's WebUI

Translation Table Reference

Figure : Translation Table

 

 

How IE Values Are Processed

Figure : Process of IE Values

 

 

Sample Translations

Input Number

Input Field Value

Output Field Value

Resulting Number

14085551212

(\ +14085551212)

\1

+14085551212

5551212

(.*)

\1

5551212

+14085551212

\ +.*(\d{4})

\1

1212

4085551212

^\d{3}(.*)$

\1

5551212

14085551212
15105551212

(1510|1408)(\d{7})

\2

5551212

1212

^(\d{4})$

\1

1212

Transformation Table IE Definitions

  Click here to view the detailed description for the Transformation Table IEs

Input /Output Fields are currently as follows

Field

ISDN Type

SIP Type

Description

Options

Special Notes

Callback Pool Identifier

None

None

Sets the Emergency Callback Numbers Table to be used for calls destined to 911.

None

The Input Field would be set to the public emergency number (like 911) or any other emergency number.

Called Address/Number

DNIS (ISDN IE 0x70)

Request URI

The called number

None

 

Called Extension

None

Request URI

Sets the ;ext=

None

To: tel:2222<sip:2222;ext=2222@192.168.1.20>

Called Numbering Type

ISDN IE 0x70

 

Describes the format of the called number. Aids the receiving switch in understanding if this is a SIP or ISDN National formatted number, as an example.

Unknown
Subscriber
National
National-specific
Abbreviated
International
Subscriber (oper.req)
National (oper.req)
International (oper.req)
Not Present (oper.req)
Not present (cut through)
950 call
Test Line Test Code
h323/SIP

Setting to ISDN includes user=phone in the Request URI

H323/SIP removes user=phone from the Request URI

Called Phone Context

None

Request URI

Sets the phone context for tel uri calls

None

To: tel:2222<sip:2222;phone-context=example.com@192.168.1.20>

Called Numbering Plan

ISDN IE 0x70

 

Describes the called number's numbering scheme or standard.

Any/Untranslated:
For Input, any type is accepted.
For Output, the plan will remain unchanged.

Unknown: The type is unknown.

ISDN: E.164 format

Data: ITU X.121 format

Telex: ITU F.69 format

National: The standard national numbering plan

Private: A private numbering plan

Telephony: same as ISDN

 

Calling Address/Number

ANI (ISDN IE 0x6C)

FROM header

The Calling Number

None

 

Calling Extension

None

Request URI

Sets the ;ext=

None

From: 5551234<sip:5551234;ext=1234@192.168.1.10>

Calling Address/Number,
User Specified

ANI (ISDN IE 0x6c)

None?

Calling Number supplied by the user in addition to the one supplied by the telephony network

None

 

Calling Numbering Type

ISDN Numbering Type, IE 0x6C

 

Describes the format of the calling number; aids the receiving switch in properly processing the number based upon the configured number type.

Unknown
Subscriber
National
National-specific
Abbreviated
International
Subscriber (oper.req)
National (oper.req)
International (oper.req)
Not Present (oper.req)
Not present (cut through)
950 call
Test Line Test Code
h323/SIP

Setting to ISDN includes user=phone in the Request URI

H323/SIP removes user=phone from the Request URI

Calling Numbering Plan

ISDN Numbering Plan, IE 0x6C

 

Describes the calling number's numbering plan.

Any/Untranslated:
For Input, any type is accepted. For Output, the plan will remain unchanged.
Unknown: The type is unknown.

ISDN: E.164 format

Data: ITU X.121 format

Telex: ITU F.69 format

National: The standard national numbering plan

Private: A private numbering plan

Telephony: same as ISDN

 

Calling Number Presentation

ISDN Pres. Indicator, IE 0x6C

 

Controls how the downstream device displays/processes the Calling Number.

Allowed: Display the calling number

Restricted: Do not display the calling number

Not Available

Reserved

May also affect how the downstream device processes the P-Asserted ID or the P-Preferred ID

Calling Number Screening

ISDN Screening Indicator, IE 0x6C

 

Denotes how/if the calling number has been verified

User - Not Screened: Set by the client, not checked by the sending switch

User - Verified: Set by client, verified by the sending switch

User - Failed: The sending switch confirms this number as invalid

Network: The previous switch provided the calling number

May also affect how the downstream device processes the P-Asserted ID or the P-Preferred ID

Calling Name

ISDN IE 0x1C
or IE 0x28

FROM header

The calling name

None

 

Calling Phone Context

None

FROM header

Sets the phone context for tel uri calls

None

To: tel:2222<sip:2222;phone-context=example.com@192.168.1.20>

ELIN Identifier

ISDN IE 0x6c,
Calling Number

FROM header

Sets the Emergency Line Identifer that the PSAP will use to lookup the location in the location database.

None

 

Original Called Number

ISDN IE 0x1C

DIVERSION header

Specifies the original number when a call has been redirected

None

The redirecting number is the number the call was last redirected from. The original called number is just that, the very first called number, which in the case of multiple redirections can be different.

Original Destination Number

None

TO Header

Specifies the number in the TO header

None

This differs from the Called Number which is set from the SIP Request URI

Redirecting Number

ISDN 0x74

None

Specifies the number to which a call should be redirected to

None

 

Redirecting Numbering Type

ISDN 0x74

 

Same as Types above

Same as Types above

 

Redirecting Numbering Plan

ISDN 0x74

 

Same as Plans above

Same as Plans above

 

Transfer Capability

 

 

Used for permanent circuits. Not presently supported by UX

 

 

 

 

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