ESM multicast on BNG CUPS UPF

The User Plane Function (UPF) of BNG Control and User Plane Separation (CUPS) deployments supports ESM multicast as described in Table: ESM multicast on BNG CUPS UPF .

Table: ESM multicast on BNG CUPS UPF
Multicast replication model	Regular ESM model	Acting as UPF for BNG CUPS
Per-host	Supported in: VPRN service IES The following apply: When both the wholesale and retail are VPRNs, the multicast source must be injected into the retail VPRN. When the wholesale is a VPRN and the retail is an IES, the multicast source must be injected into the retail IES.	Supported in: VPRN service IES When the wholesale and retail model is used, the following apply: If retail is a VPRN, the multicast source must be injected into the retail VPRN. If retail is an IES, the multicast source must be injected into the retail IES.
Per-SAP	Supported in: VPRN service IES When both the wholesale and retail are VPRNs, the multicast source must be injected into the wholesale VPRN.	Supported in VPRN service When the wholesale and retail model is used and retail is a VPRN, the multicast source must be injected into the retail VPRN.
Per-SPI	Supported in: VPRN service IES The following apply: When both the wholesale and retail are VPRNs, the multicast source must be injected into the retail VPRN. When the wholesale is a VPRN and the retail is an IES, the multicast source must be injected into the retail IES.	Supported in: VPRN service IES When the wholesale and retail model is used: If retail is a VPRN, the multicast source must be injected into the retail VPRN. If retail is an IES, the multicast source must be injected into the retail IES.
Mcast redirect	Supported in: VPRN SAP IES SAP	Supported in: VPRN SAP IES SAP