أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Its a WAN protocol, work on Layer2
Frame Relay is a worldwide network that use frame relay switching protocol, this type of connections used for remote sites inside the same country or in deferent countries, but nowadays and near future it will be replaced by MPLS L2VPN.
Farme relay is WAN protocol, which operate physical and data layer in OSI model.