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	<title>3GPP/21series - Revision history</title>
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	<updated>2026-04-19T16:10:07Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://wiki.tiffa.net/w/index.php?title=3GPP/21series&amp;diff=2267&amp;oldid=prev</id>
		<title>imported&gt;Fire at 23:03, 8 January 2023</title>
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		<updated>2023-01-08T23:03:24Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;3GPP Requirements [https://www.3gpp.org/dynareport?code=21-series.htm 21series]のリスト&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
! No. !! Type !! Title !! Link&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.01U]] || TR || Requirements for the UMTS Terrestrial Radio Access (UTRA) system || &amp;lt;span class=&amp;quot;ex&amp;quot;&amp;gt;[https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=542 Portal]&amp;lt;/span&amp;gt;&lt;br /&gt;
|-&lt;br /&gt;
| [[TS21.101]] || TS || Technical Specifications and Technical Reports for a UTRAN-based 3GPP system || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=544 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TS21.111]] || TS || USIM and IC card requirements || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=548 Portal]]&lt;br /&gt;
|-&lt;br /&gt;
| [[TS21.133]] || TS || 3G security; Security threats and requirements || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=549 Portal]]&lt;br /&gt;
|-&lt;br /&gt;
| [[TS21.201]] || TS || Technical Specifications and Technical Reports for an Evolved Packet System (EPS) based 3GPP system || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=550 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TS21.202]] || TS || Technical Specifications and Technical Reports relating to the Common IP Multimedia Subsystem (IMS) || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=551 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TS21.205]] || TS || Technical Specifications and Technical Reports for a 5G based 3GPP system || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3441 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.801]] || TR || Specification drafting rules || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=552 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.866]] || TR || Study on Energy Efficiency Aspects of 3GPP Standard || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3062 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.900]] || TR || Technical Specification Group working methods || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=555 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.902]] || TR || Evolution of 3GPP system || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=556 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.904]] || TR || User Equipment (UE) capability requirements || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=557 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.905]] || TR || Vocabulary for 3GPP Specifications || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=558 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.910]] || TR || Multi-mode UE issues; categories, principles and procedures || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=560 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.914]] || TR || Release 14 Description; Summary of Rel-14 Work Items || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3179 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.915]] || TR || Release 15 Description; Summary of Rel-15 Work Items || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3389 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.916]] || TR || Release 16 Description; Summary of Rel-16 Work Items || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3493 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.917]] || TR || Release 17 Description; Summary of Rel-17 Work Items || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3937 Portal]&lt;br /&gt;
|-&lt;br /&gt;
| [[TR21.978]] || TR || Feasibility Technical Report; CAMEL Control of VoIP Services || [https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=561 Portal]&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
[[Category:Standard]]&lt;br /&gt;
[[Category:3GPP|21series]]&lt;br /&gt;
[[Category:3GPP 21series]]&lt;/div&gt;</summary>
		<author><name>imported&gt;Fire</name></author>
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