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: V.152
: V.152 (2005) Amendment 1 (03/09) |
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| V.152 : New Annex B - Use of data signal detection and silence insertion in voiceband data, and new Annex C on use of V.21 preamble for echo canceller control in a V.152 gateway
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Recommendation V.152 (2005) Amendment 1 (03/09)
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Approved in 2009-03-16
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Status : Superseded
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Access : Freely available items
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Format |
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Article Number |
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| English |
 PDF (acrobat)
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208534 bytes |
2009-11-13 |
E 34442 |
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