Figure 8.2.1-1 illustrates deployment of the SEAL server(s) in a single PLMN operator domain and the VAL server(s) in the VAL service provider domain.
Figure 8.2.1-2 illustrates the deployment of SEAL server(s) in multiple PLMN operator domain and provides SEAL services to the VAL server(s) deployed in the VAL service provider domain. SEAL servers deployed in multiple PLMN operator domain are not interconnected.
Figure 8.2.1-3 illustrates the deployment of SEAL servers in multiple PLMN operator domain and provides SEAL services to the VAL server(s) deployed in the VAL service provider domain. SEAL servers deployed in multiple PLMN operator domain are interconnected.
Figure 8.2.1-4 illustrates the deployment of SEAL servers in a single PLMN operator domain and provides SEAL services to the VAL server(s) deployed in the VAL service provider domain. SEAL servers deployed in a single PLMN operator domain are interconnected.