Supply Of Fiber Optic Infrastructure With A Guarantee Of Availability And Its Inalienable Right Of Use (Iru), The Characteristics Of Which Are Specified In The Specific Technical Specifications. The Fiber Must Connect The Headquarters Of The Carlos Iii University, The Polytechnic University Of Madrid And Imdea Materials, Located In Tecnogetafe With The Redimadrid Points Of Presence Located In Imdea Software Or The Csic (Calle Pinar). Optionally, The Connection Of The C3N-Ia And Acar Headquarters With The Luis Vives Building Of The Uc3M May Be Included.