The dedicated line refers to a reserved or dedication of a communication channel between two specific identities. This identity could be a company, two organizations, hospitals, office, university or any other institution. Dedicate line system is the reciprocal of any public network like telephone lines, internet or mobile network. In telecommunication and computing, it represents the over-all authority of an individual over the entire network or a communication path. Functionally, it does not provide any isolated, distinct, peer to peer cable channel but it ensures continuous presence of Bandwidth and regular concealment and limits any kind of public gathering on a dedicated line. The special treatment and facilities cost an impressive amount by network authority.
Source: Dedicated Line: A Tool for Faster and Safer Inter-Communication Service