The Alval (Alger-Valencia) and Orval (Oran-Valencia) submarine cable system, the Alval / Orval cable system, connects the El-Djamila cable landing station in Algiers and the Aïn El-Turck cable landing station in Oran to the Valencia cable landing station in Spain, linking Algerian network to European network with diverse routes.

The Alval / Orval cable system consists of two fiber pairs in each route, with a total system capacity of 40Tbps, using 100*100Gbps DWDM technology.

The Alval / Orval cable system is the first submarine system managed 100% by Algeria, privately owned by Algeria Telecom, together with its subsidiary Algeria Telecom Europe in Spain.

IslaLink in Spain is the landing partner and offers its Valence cable landing station for the landing of Alval / Orval cable in Valencia, Spain.

The Alval / Orval cable system costs about US$ 27 million, supplied by ASN.

In March 2015, the Algerian Ministry of Post, Information Technology and Communications and Alcatel Submarine Networks (ASN) signed a turnkey agreement for the deployment of the Orval system, an over 560 km fiber-optic undersea cable linking Oran in Algeria to Valencia, Spain. In the same year, by the signing a notification of agreement by the Ministry of Post and ICT, authorizing Algeria Telecom to join the Orval project through the implementation of the Alval project (adding a branch of 210km), financed from Algeria Telecom's own funds.

The Alval / Orval cable system was put into commercial operation on December 31, 2020, although there was a false inauguration on December 9, 2019.