भारतीय दूरसंचार विनियामक प्राधिकरण Telecom Regulatory Authority of India 
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| S.No. | Subject | Date of Release | Downloads | Regulation and Amendments |
|---|---|---|---|---|
| 1 | Regulation On Quality of Service For VOIP Based International Long Distance Service (Third Amendment), 2004 | 16/04/2004 | Download (81.01 KB) | Third Amendment |
| 2 | Regulation On Quality Of Service For Voip Based International Long Distance Service( First Amendment),2004 (1 Of 2004) | 20/01/2004 | Download (16.81 KB) | First Amendment |
| 3 | Regulation on Quality of Service For VOIP Based International Long Distance Service, 2002 (3 Of 2002) | 15/11/2002 | Download (228.04 KB) | Main Regulation |
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