27/08/201918 © Nokia 2019Drawn by N. RaoAlternate generic LI architecture diagram for VPLMN with home-routed roaming• LI_X1 to BBIFF-C is to provide the LMISF address.• No warrant based provisioning at BBIFF-C.• The scope of LI_X1 (management) is yet to be defined inTS 33.127.LEMFMDF2MDF3LIPFLICFLEALI_X1LI_X2LI_HI3LI_X1LI_X1LI-HI1LI_MDFLI_ADMFMDFADMFLI_HI2BBIFF-ULI_X3LI_XiaLI_XibLMISF(IRI-POI, CC-POI)LI_BBIBBIFFLI_X1LI_X1(management)BBIFF-C