chan_ss7 ISUP
ISUP v2 Functions
Basic Call Requirements
| Function | Implemented | Notes |
|---|---|---|
| Speech/3.1KHz Audio | YES | - |
| En Bloc Address Signaling | YES | |
| Transit Network Selection | YES | |
| Continuity Check | YES | |
| Compatibility Procedure | NO | A method will be implemented to determine the type of exchange (A/B) based on the call destination. |
| Confusion Procedure | NO | |
| Simple Segmentation | NO | |
| Tones and Announcements | YES | |
| Simple Echo Control Signaling Procedure | Partial | |
| Automatic Repeat Attempt | Partial | Only in case of dual seizure |
| Block/Unblock of circuits/groups | YES | |
| Circuit Group Query | YES | |
| Dual Seizure | YES | Handled |
| Transmission Alarm Handling for Inter-Exchange circuits | NO | |
| Reset of circuits/groups | YES | |
| Receipt of unreasonable signaling information | NO | |
| Access Delivery Information | NO | |
| Transportation of User Teleservice Information | NO | |
| Suspend and Resume | NO | |
| ISUP Signaling Congestion Control | YES | |
| Automatic Congestion Control | YES | |
| Unequipped Circuit ID Code | - | |
| MTP Pause and Resume | NO | |
| Hop Counter Procedure | YES |
Generic Signaling Procedure for Supplementary Services
| Function | Implemented | Notes |
|---|---|---|
| End-to-End signaling: Pass Along Method | NO | --------------------------------------------------------------------------------------------------------------------------- |
| Generic Number Transfer | YES | |
| Generic Digit Transfer | YES | |
| Generic Notification Procedure | YES | |
| Service Activation Procedure—Transited only | NO | |
| Remote Operations Services (ROSE) capability—Transited only | NO |
Supplementary Services Requirements (partly handled by Asterisk)
| Function | Implemented | Notes |
|---|---|---|
| Direct Dialing in (DDI) | YES | --------------------------------------------------------------------------------------------- |
| Calling Line Identification Presentation (CLIP) | YES | |
| Calling Line Identification Restriction (CLIR) | YES | |
| Terminal Portability (TP) | YES | |
| CFU, CFB, CFNR | YES | |
| Call Deflection | YES | |
| Call Waiting (CW) | YES | |
| Call Hold (HOLD) | YES | |
| Three-party Service (3PTY) | YES |
Created by: cervajs, Last modification: Wed 05 of Dec, 2007 (15:09 UTC)
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