[entities] a "A-party" gmsc "GMSC/gsmSSF" hlr "HLR" vmsc "VMSC" scf_mt "gsmSCF (MT)" scf_mf "gsmSCF (MF)" c "C-party" [messages] a gmsc "ISUP IAM[MSISDN]" gmsc hlr "MAP SRI[MSISDN]" hlr gmsc "MAP SRI-Res[T-CSI]" gmsc scf_mt "CAP IDP[MSISDN]" scf_mt gmsc "CAP RRB[T-Answer, T-Disconnect]; CAP CUE" gmsc hlr "MAP SRI[MSISD, supp-CSI]" hlr vmsc "MAP PRN[IMSI]" vmsc hlr "MAP PRN-Res[MSRN]" hlr gmsc "MAP SRI-Res[MSRN]" gmsc vmsc "ISUP IAM[MSRN]" vmsc gmsc "ISUP ACM" gmsc a "ISUP ACM" # called party rejects incoming call vmsc scf_mf "CAP IDP[FTN-B]" scf_mf vmsc "CAP RRB; CAP CUE" vmsc c "ISUP IAM[FTN-B]" c vmsc "ISUP ACM" vmsc gmsc "ISUP CPG" gmsc a "ISUP CPG" c vmsc "ISUP ANM" vmsc scf_mf "CAP ERB[O-Answer]" vmsc gmsc "ISUP ANM" gmsc scf_mt "CAP ERB[T-Answer]" gmsc a "ISUP ANM" c vmsc "ISUP REL" vmsc scf_mf "CAP ERB[O-Disconnect]" scf_mt vmsc "CAP CUE" vmsc gmsc "ISUP REL" gmsc scf_mt "CAP ERB[T-Disconnect]" scf_mt gmsc "CAP CUE" gmsc a "ISUP REL"