in-force
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2018-11-01
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2018-12-01
Guide on the use of ITU-T L-series Recommendations related to optical technologies for outside plant
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2020-02-01
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2020-07-03
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2017-02-15
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2020-04-01
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2019-12-05
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2017-10-01
in-force-prepublished
2019-01-01
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2019-01-01
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2017-10-27
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2020-02-07
published
2008-10-01
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2022-06-02
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2016-02-05
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2019-02-01
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2018-03-01
in-force
2019-01-01