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| K.Sup21�:�ITU-T K.21 - Rationale for setting resistibility requirements of telecommunication equipment installed in customer premises against lightning
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| In force components |
Number
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Title |
Status |
K.Sup21 (05/21)
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ITU-T K.21 - Rationale for setting resistibility requirements of telecommunication equipment installed in customer premises against lightning
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In force
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| Superseded and Withdrawn components |
Number
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Title |
Status |
K.Sup21 (10/20)
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Rationale for setting resistibility requirements of telecommunication equipment installed in customer premises against lightning
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Superseded
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