Small tool to generate ladder diagrams for network protocols. obsoleted by mscgen.
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gen_ladder/call_forwarding_user_busy_c...

46 lines
961 B

[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"