Cristina Albarrán

Directora de Redes&Telecom

Cristina L. Albarrán es directora de Redes&Telecom. Con más de 20 de experiencia a sus espaldas escribiendo sobre el sector TIC en diversas editoriales y medios de comunicación, en los últimos años se ha especializado en la industria de los centros de datos y, especialmente, de las telecomunicaciones. Actualmente dirige una publicación decana del ámbito Telco analizando el dinámico e innovador mercado de las operadoras y las redes.
Artículos del autor

<img width="768" height="432" src="https://img.redestelecom.es/wp-content/uploads/2026/01/16123730/Muralla-Avila-768x432.jpg" class="card-responsive-img fit-img" alt="Ávila evoluciona sus comunicaciones críticas hacia un modelo de alta disponibilidad" sizes="(min-width: 1348px) 394px, (min-width: 992px) calc(26.19vw + 22px), (min-width: 600px) calc(50vw - 58px), calc(100vw - 34px)" decoding="async" srcset="https://img.redestelecom.es/wp-content/uploads/2026/01/16123730/Muralla-Avila-768x432.jpg 768w, https://img.redestelecom.es/wp-content/uploads/2026/01/16123730/Muralla-Avila-1280x720.jpg 1280w, https://img.redestelecom.es/wp-content/uploads/2026/01/16123730/Muralla-Avila-156x88.jpg 156w, https://img.redestelecom.es/wp-content/uploads/2026/01/16123730/Muralla-Avila-1536x864.jpg 1536w, https://img.redestelecom.es/wp-content/uploads/2026/01/16123730/Muralla-Avila-640x360.jpg 640w, https://img.redestelecom.es/wp-content/uploads/2026/01/16123730/Muralla-Avila-1024x576.jpg 1024w, https://img.redestelecom.es/wp-content/uploads/2026/01/16123730/Muralla-Avila-lq.jpg 30w, https://img.redestelecom.es/wp-content/uploads/2026/01/16123730/Muralla-Avila.jpg 1920w" data-eio="l" />

proyectos
Ávila evoluciona sus comunicaciones críticas hacia un modelo de alta disponibilidadpor Cristina Albarrán
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<img width="768" height="430" src="https://img.redestelecom.es/wp-content/uploads/2026/01/16112707/Cambios-768x430.jpg" class="card-responsive-img fit-img" alt="Se avecinan cambios estructurales en el sector telco" sizes="(min-width: 1348px) 394px, (min-width: 992px) calc(26.19vw + 22px), (min-width: 600px) calc(50vw - 58px), calc(100vw - 34px)" decoding="async" srcset="https://img.redestelecom.es/wp-content/uploads/2026/01/16112707/Cambios-768x430.jpg 768w, https://img.redestelecom.es/wp-content/uploads/2026/01/16112707/Cambios-1280x717.jpg 1280w, https://img.redestelecom.es/wp-content/uploads/2026/01/16112707/Cambios-156x88.jpg 156w, https://img.redestelecom.es/wp-content/uploads/2026/01/16112707/Cambios-1536x861.jpg 1536w, https://img.redestelecom.es/wp-content/uploads/2026/01/16112707/Cambios-1024x574.jpg 1024w, https://img.redestelecom.es/wp-content/uploads/2026/01/16112707/Cambios-lq.jpg 30w, https://img.redestelecom.es/wp-content/uploads/2026/01/16112707/Cambios.jpg 1920w" data-eio="l" />

informes
Se avecinan más cambios estructurales en el sector telcopor Cristina Albarrán
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<img width="768" height="432" src="https://img.redestelecom.es/wp-content/uploads/2026/01/12165331/ERE-Avatel-y-Ericsson-768x432.jpg" class="card-responsive-img fit-img" alt="Nuevos EREs en el sector telco español: Avatel y Ericsson" sizes="(min-width: 1348px) 394px, (min-width: 992px) calc(26.19vw + 22px), (min-width: 600px) calc(50vw - 58px), calc(100vw - 34px)" decoding="async" srcset="https://img.redestelecom.es/wp-content/uploads/2026/01/12165331/ERE-Avatel-y-Ericsson-768x432.jpg 768w, https://img.redestelecom.es/wp-content/uploads/2026/01/12165331/ERE-Avatel-y-Ericsson-1280x720.jpg 1280w, https://img.redestelecom.es/wp-content/uploads/2026/01/12165331/ERE-Avatel-y-Ericsson-156x88.jpg 156w, https://img.redestelecom.es/wp-content/uploads/2026/01/12165331/ERE-Avatel-y-Ericsson-1536x864.jpg 1536w, https://img.redestelecom.es/wp-content/uploads/2026/01/12165331/ERE-Avatel-y-Ericsson-640x360.jpg 640w, https://img.redestelecom.es/wp-content/uploads/2026/01/12165331/ERE-Avatel-y-Ericsson-1024x576.jpg 1024w, https://img.redestelecom.es/wp-content/uploads/2026/01/12165331/ERE-Avatel-y-Ericsson-lq.jpg 30w, https://img.redestelecom.es/wp-content/uploads/2026/01/12165331/ERE-Avatel-y-Ericsson.jpg 1920w" data-eio="l" />

noticias
Nuevos EREs en el sector telco español: Avatel y Ericssonpor Cristina Albarrán
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<img width="768" height="430" src="https://img.redestelecom.es/wp-content/uploads/2026/01/12120712/conductos-fibra-768x430.jpg" class="card-responsive-img fit-img" alt="Aotec defiende ante la Comisión Europea mantener la MARCo" sizes="(min-width: 1348px) 394px, (min-width: 992px) calc(26.19vw + 22px), (min-width: 600px) calc(50vw - 58px), calc(100vw - 34px)" decoding="async" srcset="https://img.redestelecom.es/wp-content/uploads/2026/01/12120712/conductos-fibra-768x430.jpg 768w, https://img.redestelecom.es/wp-content/uploads/2026/01/12120712/conductos-fibra-1280x717.jpg 1280w, https://img.redestelecom.es/wp-content/uploads/2026/01/12120712/conductos-fibra-156x88.jpg 156w, https://img.redestelecom.es/wp-content/uploads/2026/01/12120712/conductos-fibra-1536x861.jpg 1536w, https://img.redestelecom.es/wp-content/uploads/2026/01/12120712/conductos-fibra-1024x574.jpg 1024w, https://img.redestelecom.es/wp-content/uploads/2026/01/12120712/conductos-fibra-lq.jpg 30w, https://img.redestelecom.es/wp-content/uploads/2026/01/12120712/conductos-fibra.jpg 1920w" data-eio="l" />

operadoras
Aotec defiende ante la Comisión Europea mantener la MARCopor Cristina Albarrán
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<img width="768" height="432" src="https://img.redestelecom.es/wp-content/uploads/2025/12/16134140/Apertura-OSS-BSS-768x432.jpg" class="card-responsive-img fit-img" alt="OSS y BSS: qué son los sistemas de soporte de las telecomunicaciones" sizes="(min-width: 1348px) 394px, (min-width: 992px) calc(26.19vw + 22px), (min-width: 600px) calc(50vw - 58px), calc(100vw - 34px)" decoding="async" srcset="https://img.redestelecom.es/wp-content/uploads/2025/12/16134140/Apertura-OSS-BSS-768x432.jpg 768w, https://img.redestelecom.es/wp-content/uploads/2025/12/16134140/Apertura-OSS-BSS-1280x720.jpg 1280w, https://img.redestelecom.es/wp-content/uploads/2025/12/16134140/Apertura-OSS-BSS-156x88.jpg 156w, https://img.redestelecom.es/wp-content/uploads/2025/12/16134140/Apertura-OSS-BSS-1536x864.jpg 1536w, https://img.redestelecom.es/wp-content/uploads/2025/12/16134140/Apertura-OSS-BSS-640x360.jpg 640w, https://img.redestelecom.es/wp-content/uploads/2025/12/16134140/Apertura-OSS-BSS-1024x576.jpg 1024w, https://img.redestelecom.es/wp-content/uploads/2025/12/16134140/Apertura-OSS-BSS-lq.jpg 30w, https://img.redestelecom.es/wp-content/uploads/2025/12/16134140/Apertura-OSS-BSS.jpg 1920w" data-eio="l" />

especiales
OSS y BSS: qué son los sistemas de soporte de las telecomunicacionespor Cristina Albarrán
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<img width="768" height="439" src="https://img.redestelecom.es/wp-content/uploads/2025/12/09122127/Mensajes-768x439.jpg" class="card-responsive-img fit-img" alt="Qué son las redes informáticas" sizes="(min-width: 1348px) 394px, (min-width: 992px) calc(26.19vw + 22px), (min-width: 600px) calc(50vw - 58px), calc(100vw - 34px)" decoding="async" srcset="https://img.redestelecom.es/wp-content/uploads/2025/12/09122127/Mensajes-768x439.jpg 768w, https://img.redestelecom.es/wp-content/uploads/2025/12/09122127/Mensajes-1260x720.jpg 1260w, https://img.redestelecom.es/wp-content/uploads/2025/12/09122127/Mensajes-1890x1080.jpg 1890w, https://img.redestelecom.es/wp-content/uploads/2025/12/09122127/Mensajes-156x88.jpg 156w, https://img.redestelecom.es/wp-content/uploads/2025/12/09122127/Mensajes-1536x878.jpg 1536w, https://img.redestelecom.es/wp-content/uploads/2025/12/09122127/Mensajes-154x88.jpg 154w, https://img.redestelecom.es/wp-content/uploads/2025/12/09122127/Mensajes-1024x585.jpg 1024w, https://img.redestelecom.es/wp-content/uploads/2025/12/09122127/Mensajes-lq.jpg 30w, https://img.redestelecom.es/wp-content/uploads/2025/12/09122127/Mensajes.jpg 1920w" data-eio="l" />

especiales
Qué son las redes informáticaspor Cristina Albarrán
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<img width="768" height="506" src="https://img.redestelecom.es/wp-content/uploads/2025/12/18132730/rueda-Ericsson-768x506.jpg" class="card-responsive-img fit-img" alt="Uplink: el nuevo oro de los operadores, según Ericsson" sizes="(min-width: 1348px) 394px, (min-width: 992px) calc(26.19vw + 22px), (min-width: 600px) calc(50vw - 58px), calc(100vw - 34px)" decoding="async" srcset="https://img.redestelecom.es/wp-content/uploads/2025/12/18132730/rueda-Ericsson-768x506.jpg 768w, https://img.redestelecom.es/wp-content/uploads/2025/12/18132730/rueda-Ericsson-1093x720.jpg 1093w, https://img.redestelecom.es/wp-content/uploads/2025/12/18132730/rueda-Ericsson-134x88.jpg 134w, https://img.redestelecom.es/wp-content/uploads/2025/12/18132730/rueda-Ericsson-1024x674.jpg 1024w, https://img.redestelecom.es/wp-content/uploads/2025/12/18132730/rueda-Ericsson-lq.jpg 30w, https://img.redestelecom.es/wp-content/uploads/2025/12/18132730/rueda-Ericsson.jpg 1280w" data-eio="l" />

noticias
Uplink: el nuevo oro de los operadores, según Ericssonpor Cristina Albarrán
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<img width="768" height="388" src="https://img.redestelecom.es/wp-content/uploads/2025/03/24124220/AdobeStock_570661026_Editorial_Use_Only-768x388.jpeg" class="card-responsive-img fit-img" alt="Telefónica se desprende de México por 389 millones de euros" sizes="(min-width: 1348px) 394px, (min-width: 992px) calc(26.19vw + 22px), (min-width: 600px) calc(50vw - 58px), calc(100vw - 34px)" decoding="async" srcset="https://img.redestelecom.es/wp-content/uploads/2025/03/24124220/AdobeStock_570661026_Editorial_Use_Only-768x388.jpeg 768w, https://img.redestelecom.es/wp-content/uploads/2025/03/24124220/AdobeStock_570661026_Editorial_Use_Only-1280x647.jpeg 1280w, https://img.redestelecom.es/wp-content/uploads/2025/03/24124220/AdobeStock_570661026_Editorial_Use_Only-1920x970.jpeg 1920w, https://img.redestelecom.es/wp-content/uploads/2025/03/24124220/AdobeStock_570661026_Editorial_Use_Only-1536x776.jpeg 1536w, https://img.redestelecom.es/wp-content/uploads/2025/03/24124220/AdobeStock_570661026_Editorial_Use_Only-2048x1035.jpeg 2048w, https://img.redestelecom.es/wp-content/uploads/2025/03/24124220/AdobeStock_570661026_Editorial_Use_Only-156x79.jpeg 156w, https://img.redestelecom.es/wp-content/uploads/2025/03/24124220/AdobeStock_570661026_Editorial_Use_Only-1024x517.jpeg 1024w, https://img.redestelecom.es/wp-content/uploads/2025/03/24124220/AdobeStock_570661026_Editorial_Use_Only-lq.jpeg 30w" data-eio="l" />

operadoras
Ajuste final: Telefónica recorta un 26% de la plantillapor Cristina Albarrán
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<img width="567" height="378" src="https://img.redestelecom.es/wp-content/uploads/2025/12/17171014/Marius-Digi.jpg" class="card-responsive-img fit-img" alt="Marius Varzaru, consejero delegado de Digi en España" sizes="(min-width: 1348px) 394px, (min-width: 992px) calc(26.19vw + 22px), (min-width: 600px) calc(50vw - 58px), calc(100vw - 34px)" decoding="async" srcset="https://img.redestelecom.es/wp-content/uploads/2025/12/17171014/Marius-Digi.jpg 567w, https://img.redestelecom.es/wp-content/uploads/2025/12/17171014/Marius-Digi-132x88.jpg 132w, https://img.redestelecom.es/wp-content/uploads/2025/12/17171014/Marius-Digi-lq.jpg 30w" data-eio="l" />

operadoras
Marius Varzaru: “Nuestro modelo es sostenible y podemos seguir con la política de precio que tenemos”por Cristina Albarrán
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<img width="768" height="430" src="https://img.redestelecom.es/wp-content/uploads/2025/12/17110258/Caida-servicio-768x430.jpg" class="card-responsive-img fit-img" alt="Estas han sido las mayores interrupciones de servicios online del año" sizes="(min-width: 1348px) 394px, (min-width: 992px) calc(26.19vw + 22px), (min-width: 600px) calc(50vw - 58px), calc(100vw - 34px)" decoding="async" srcset="https://img.redestelecom.es/wp-content/uploads/2025/12/17110258/Caida-servicio-768x430.jpg 768w, https://img.redestelecom.es/wp-content/uploads/2025/12/17110258/Caida-servicio-1280x717.jpg 1280w, https://img.redestelecom.es/wp-content/uploads/2025/12/17110258/Caida-servicio-156x88.jpg 156w, https://img.redestelecom.es/wp-content/uploads/2025/12/17110258/Caida-servicio-1536x861.jpg 1536w, https://img.redestelecom.es/wp-content/uploads/2025/12/17110258/Caida-servicio-1024x574.jpg 1024w, https://img.redestelecom.es/wp-content/uploads/2025/12/17110258/Caida-servicio-lq.jpg 30w, https://img.redestelecom.es/wp-content/uploads/2025/12/17110258/Caida-servicio.jpg 1920w" data-eio="l" />

informes
Estas han sido las mayores interrupciones de servicios online del añopor Cristina Albarrán
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