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Continue to ChatTIM avanza en refarming de 1.800 MHz y planea carrier aggregation para 2016 https://www.telesemana.com/blog/2015/10/28/tim-avanza-en-refarming-de-1-800-mhz-y-planea-carrier-aggregation-para-2016/
TIM avanza en refarming de 1.800 MHz y planea carrier aggregation para 2016 https://www.telesemana.com/blog/2015/10/28/tim-avanza-en-refarming-de-1-800-mhz-y-planea-carrier-aggregation-para-2016/