olemus
sideoperaatorite vaheline võrkude kokkuühendamise leping

täpsemalt
https://www.techopedia.com/definition/26059/interconnection-agreement

https://www.lawinsider.com/dictionary/interconnection-agreement

näiteid
https://www.sec.gov/Archives/edgar/data/1071598/000107159804000006/exh1079.htm