Field guides on optical fibre splicing and certification, networks, IT and AI applied to infrastructure.https://splidia.com/enhttps://splidia.com/en/notes/nodi-rete-catasto-amplificatori-vulnerabilita/https://splidia.com/en/notes/nodi-rete-catasto-amplificatori-vulnerabilita/Network nodes in SINFI 4.0: amplifiers, monitoring, electricity users. For class ND_COM these are proposals still to be agreed, not obligations.Wed, 29 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/geometria-faccia-ferrula-multifibra/https://splidia.com/en/notes/geometria-faccia-ferrula-multifibra/IEC 61300-3-30:2026: end-face geometry of rectangular ferrules, x116 and x132 regions, tables for 16, 24 and 32 fibres. What to put in the specification.Wed, 29 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/b2ca-cca-dca-eca-quale-classe-serve/https://splidia.com/en/notes/b2ca-cca-dca-eca-quale-classe-serve/B2ca or Cca? Cca or Dca? What really separates the CPR cable classes, who sets the minimum class, and how to check it on the DoP.Wed, 29 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/muffole-giunzione-tenuta-ip68-collaudo/https://splidia.com/en/notes/muffole-giunzione-tenuta-ip68-collaudo/Fibre splice closures: what the IP68 rating does not say, which tests really qualify a closure under ITU-T L.201 and IEC 61753, and what to demand in the specification.Tue, 28 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/sinfi-specifiche-4-0-catasto-fibra/https://splidia.com/en/notes/sinfi-specifiche-4-0-catasto-fibra/SINFI specification 4.0, AgID determination 129/2026: transmission medium now mandatory to ITU-T, new subsea classes, status attribute. What to record on site.Tue, 28 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/misura-fibra-in-esercizio-1650-nm/https://splidia.com/en/notes/misura-fibra-in-esercizio-1650-nm/In-service testing: the 1650 nm maintenance band, the cut-off filter at the user end, and the ITU-T L.313 (ex L.66) requirements for your specification.Tue, 28 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/data-center-pucd-cosa-allegare-istanza/https://splidia.com/en/notes/data-center-pucd-cosa-allegare-istanza/The first MASE operational guidance on the PUCD: assessment fees paid by two separate transfers, planning conformity, grid works and when the clock restarts.Mon, 27 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/tecnologie-disponibili-indirizzo-obbligo-informativo/https://splidia.com/en/notes/tecnologie-disponibili-indirizzo-obbligo-informativo/Article 13(1)(b) of decree-law 19/2026: technologies available at the address must be disclosed to consumers. AGCOM reads it as covering rival operators.Mon, 27 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/allaccio-utenza-quaranta-metri-preavviso-pec/https://splidia.com/en/notes/allaccio-utenza-quaranta-metri-preavviso-pec/Article 49, paragraphs 7-bis and 7-ter of the Italian code: ultra-broadband customer connections up to forty metres need one certified email, eight days ahead.Mon, 27 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/fibra-obbligatoria-edifici-nuovi-12-febbraio-2026/https://splidia.com/en/notes/fibra-obbligatoria-edifici-nuovi-12-febbraio-2026/Regulation (EU) 2024/1309, Article 10: new buildings and major renovations must be fibre-equipped. Who is bound, which exemptions apply, what to specify.Sun, 26 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/sicurezza-laser-fibra-ottica-obblighi/https://splidia.com/en/notes/sicurezza-laser-fibra-ottica-obblighi/Laser safety on fibre networks: IEC 60825-1 and 60825-2, hazard levels at each accessible location, and the duties and penalties of Italy’s d.lgs. 81/2008.Sun, 26 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/codici-colore-fibre-tubetti-cavo-ottico/https://splidia.com/en/notes/codici-colore-fibre-tubetti-cavo-ottico/Fibre and buffer tube colour codes: why no universal scheme exists, what IEC TR 63194 and TIA-598 say, and what to demand in the specification and the as-built.Sun, 26 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/ispezione-pulizia-faccia-connettori-ottici/https://splidia.com/en/notes/ispezione-pulizia-faccia-connettori-ottici/Contaminated connector end faces: what IEC 61300-3-35:2022 asks for, why loss and reflectance fail together, and what to demand in the specification.Sat, 25 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/tiro-massimo-cavo-fibra-cavidotto/https://splidia.com/en/notes/tiro-massimo-cavo-fibra-cavidotto/ITU-T L.100 sets the pulling rating at 1.5 times the weight of 1 km of cable, capped at 2700 N: bend diameters, lubricant and when blowing is better.Sat, 25 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/cd-pmd-fibra-esistente-100g-400g/https://splidia.com/en/notes/cd-pmd-fibra-esistente-100g-400g/Chromatic dispersion and PMD on existing runs: what coherent transceivers change, what to measure before deciding, and what to put in the specification.Sat, 25 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/data-center-interesse-strategico-nazionale/https://splidia.com/en/notes/data-center-interesse-strategico-nazionale/Italy declares Equinix and Cavour Hyperscale Campus of national strategic interest: how the Government commissioner works and what to check before you bid.Fri, 24 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/dwdm-cwdm-interconnessione-sedi-aziendali/https://splidia.com/en/notes/dwdm-cwdm-interconnessione-sedi-aziendali/The ITU-T G.694.1 (DWDM) and G.694.2 (CWDM) grids: channels, spacing, and why the multiplexer's loss threshold is set by the specification, not the standard.Fri, 24 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/zone-morte-otdr-scelta-impulso/https://splidia.com/en/notes/zone-morte-otdr-scelta-impulso/Event and attenuation dead zones, pulse width converted into metres, launch fibres of 1-2 km: how an OTDR is set up and what to write into the specification.Fri, 24 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/cybersecurity-act-fornitori-alto-rischio/https://splidia.com/en/notes/cybersecurity-act-fornitori-alto-rischio/The revised Cybersecurity Act aims to remove Huawei and ZTE from European networks within three years: the real GSMA figures and what to check in tenders.Thu, 23 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/cavi-cpr-classe-fuoco-capitolato/https://splidia.com/en/notes/cavi-cpr-classe-fuoco-capitolato/EU Regulation 305/2011 (CPR): the seven fire-reaction classes for cables, real FIGRA and THR values, smoke, droplets, acidity, and what to put in the spec.Thu, 23 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/splitter-pon-perdita-inserzione-odn/https://splidia.com/en/notes/splitter-pon-perdita-inserzione-odn/The ITU-T G.671 (11/2025) tables on insertion loss for PON splitters 1:8, 1:16, 1:32 and 1:64: the right values for optical budget and ODN specifications.Thu, 23 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/budget-ottico-calcolo-tratta-fibra/https://splidia.com/en/notes/budget-ottico-calcolo-tratta-fibra/The optical budget decides whether a fibre link passes testing: the formula, attenuation values, connectors, splices and the right design margin.Wed, 22 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/data-center-autorizzazione-unica-90-giorni/https://splidia.com/en/notes/data-center-autorizzazione-unica-90-giorni/MASE publishes the first rules for the single data-centre permit: a ten-month procedure, but a peremptory 90-day window for the EIA dossier after the STMG.Wed, 22 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/g652-g657-raggio-curvatura-fibra/https://splidia.com/en/notes/g652-g657-raggio-curvatura-fibra/G.652.D and G.657 A1/A2/B2/B3: minimum bend radii, macrobend loss values in dB and what to specify for dense patch panels, racks and building entries.Wed, 22 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/as-built-etichettatura-catasto-fibra/https://splidia.com/en/notes/as-built-etichettatura-catasto-fibra/As-built records, labelling and the fibre asset register: how network documentation cuts fault-repair times and sets the real value of the infrastructure.Tue, 21 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/digital-networks-act-spegnimento-rame/https://splidia.com/en/notes/digital-networks-act-spegnimento-rame/The Digital Networks Act sets 2035 as the threshold for switching off copper, not a single deadline: what changes today for specs and migrations in Italy.Tue, 21 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/intercettazione-fibra-ottica-rischi-reali/https://splidia.com/en/notes/intercettazione-fibra-ottica-rischi-reali/Fibre tapping, bend couplers, unattended splice closures: how an optical fibre is actually tapped, and how to detect it before it becomes a problem.Tue, 21 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/fibra-reti-industriali-ambienti-ostili/https://splidia.com/en/notes/fibra-reti-industriali-ambienti-ostili/Electromagnetic immunity, redundant rings, hostile-environment installation: why fibre, not copper, is the standard for industrial networks and Industry 4.0.Mon, 20 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/microtrincea-minitrincea-permessi-ripristino/https://splidia.com/en/notes/microtrincea-minitrincea-permessi-ripristino/Micro-trenching and mini-trenching for fibre optics: what the 2013 excavation decree says, which permits are required, and how road reinstatement works.Mon, 20 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/om4-om5-800g-cablaggio-data-center/https://splidia.com/en/notes/om4-om5-800g-cablaggio-data-center/In 2026 data centres move from 400G to 800G: OM4, OM5, 8, 12 or 16-fibre MPO. Speed is set by the transceivers, but the project is made by the fibre.Mon, 20 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/cavi-sottomarini-resilienza-reti/https://splidia.com/en/notes/cavi-sottomarini-resilienza-reti/Anchors severing cables in the Baltic and the Red Sea, and the EU's plan for cable security: why real redundancy is engineered into trenches, not routers.Sun, 19 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/en-50600-sale-dati-aziendali/https://splidia.com/en/notes/en-50600-sale-dati-aziendali/What the EN 50600 series actually requires: availability classes 1 to 4, redundant pathways, cabling to EN 50173/50174, and what to put in the specification.Sun, 19 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/gpon-xgs-pon-10-giga-in-azienda/https://splidia.com/en/notes/gpon-xgs-pon-10-giga-in-azienda/XGS-PON delivers symmetrical 10 Gbit/s on the same fibre: what changes compared with GPON, when it is worth it, and why the bottleneck is internal cabling.Sun, 19 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/boom-data-center-italia-cablaggio/https://splidia.com/en/notes/boom-data-center-italia-cablaggio/Record investment in Italian data centres: Milan heading towards 1 GW, double-digit growth driven by AI. What changes for those who build, cable and connect.Sat, 18 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/piano-italia-1-giga-dopo-giugno-2026/https://splidia.com/en/notes/piano-italia-1-giga-dopo-giugno-2026/June 2026 was the PNRR ultra-broadband deadline: 700,000 addresses deferred to 2030, new tenders and mixed technologies. What to do if you are out.Sat, 18 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/certificazione-otdr-come-leggere-report/https://splidia.com/en/notes/certificazione-otdr-come-leggere-report/Tier 1 and tier 2, dead zones, bidirectional measurement: how to read an OTDR report, spot a poorly executed test, and what to ask whoever hands it to you.Fri, 17 Jul 2026 00:00:00 GMThttps://splidia.com/en/notes/giunzione-fusione-o-meccanica/https://splidia.com/en/notes/giunzione-fusione-o-meccanica/Fusion versus mechanical splicing: typical loss, reflectance and lifespan compared, when mechanical makes sense, and which values to demand in the spec.Fri, 10 Jul 2026 00:00:00 GMT