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

20 lines
596 B

[entities]
# define the entities in the system (in order)
ms "MS"
sgsn "SGSN"
hlr "HLR"
[messages]
# define the protocol messages in-order
ms sgsn "GMM GPRS ATTACH REQ (TMSI)"
sgsn ms "GMM IDENTITY req (IMSI)" dashed
ms sgsn "GMM IDENTITY resp (IMSI)" dashed
sgsn hlr "MAP SEND AUTH INFO req"
hlr sgsn "MAP SEND AUTH INFO resp"
sgsn ms "GMM AUTH AND CIPH req"
ms sgsn "GMM AUTH AND CIPH resp"
sgsn hlr "MAP UPDATE GPRS LOCATION req"
hlr sgsn "MAP INSERT SUBSCRIBER DATA req"
sgsn hlr "MAP INSERT SUBSCRIBER DATA resp"
hlr sgsn "MAP UPDATE GPRS LOCATION resp"
sgsn ms "GMM GPRS ATTACH ACCEPT"