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		: Q.2971D (12/99) | Recently posted - 
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| Q.2971D : Digital subscriber signalling system No. 2 – User-network interface layer 3 specification for point-to-multipoint call/connection control: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra information for testing (PIXIT) proforma for the user | 
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| Recommendation Q.2971D (12/99) |  
| Approved in 1999-12-03 |  
| Status :  In force  |  |  |  
 
| Access : Freely available items |  
| Available languages and formats : |  
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|  | Click on the selected format and language to get the document
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|  | Format | Size | Posted | Article Number |  
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| English |  PDF (acrobat)
 | 231967 bytes | 2004-02-06 | E 18637 |  
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| Español |  PDF (acrobat)
 | 239725 bytes | 2004-02-06 | S 18639 |  
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| Français |  PDF (acrobat)
 | 241778 bytes | 2004-02-06 | F 18638 |  
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