What is the technology currently used for Ethernet multipoint to multipoint services ?
Currently Ethernet multipoint to multipoint service offerings are provides by service providers network infrastructure based on Ethernet switches . The main routing protocol used is Spanning Tree Protocol or Multiple STP. VLAN ids are used to differentiate customer traffic . In contrast VPLS uses IP/MPLS service provider infrastructure and IP/MPLS routing protocols and procedures . MPLS labels are used to differentiate customer traffic.