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ETSI TR 125921-V4.5.0
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Universal Mobile Telecommunications System (UMTS); Guidelines and principles for protocol description and error handling (3GPP TR 25.921 version 4.5.0 Release 4)
Standard published on 31.12.2002
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ETSI TR 125921-V4.6.0
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Universal Mobile Telecommunications System (UMTS); Guidelines and principles for protocol description and error handling (3GPP TR 25.921 version 4.6.0 Release 4)
Standard published on 30.9.2003
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ETSI TR 125921-V4.7.0
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Universal Mobile Telecommunications System (UMTS); Guidelines and principles for protocol description and error handling (3GPP TR 25.921 version 4.7.0 Release 4)
Standard published on 31.3.2004
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ETSI TR 125921-V4.8.0
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Universal Mobile Telecommunications System (UMTS); Guidelines and principles for protocol description and error handling (3GPP TR 25.921 version 4.8.0 Release 4)
Standard published on 30.6.2004
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ETSI TR 125921-V5.0.0
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Universal Mobile Telecommunications System (UMTS); Guidelines and principles for protocol description and error handling (3GPP TR 25.921 version 5.0.0 Release 5)
Standard published on 31.3.2002
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ETSI TR 125921-V5.1.0
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Universal Mobile Telecommunications System (UMTS); Guidelines and principles for protocol description and error handling (3GPP TR 25.921 version 5.1.0 Release 5)
Standard published on 31.12.2002
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ETSI TR 125921-V5.2.0
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Universal Mobile Telecommunications System (UMTS); Guidelines and principles for protocol description and error handling (3GPP TR 25.921 version 5.2.0 Release 5)
Standard published on 30.9.2003
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ETSI TR 125921-V5.3.0
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Universal Mobile Telecommunications System (UMTS); Guidelines and principles for protocol description and error handling (3GPP TR 25.921 version 5.3.0 Release 5)
Standard published on 31.12.2003
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ETSI TR 125921-V5.4.0
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Universal Mobile Telecommunications System (UMTS); Guidelines and principles for protocol description and error handling (3GPP TR 25.921 version 5.4.0 Release 5)
Standard published on 31.3.2004
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ETSI TR 125921-V5.5.0
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Universal Mobile Telecommunications System (UMTS); Guidelines and principles for protocol description and error handling (3GPP TR 25.921 version 5.5.0 Release 5)
Standard published on 30.6.2004
Selected format:Show all technical information.
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