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

27 lines
727 B

[global]
title "GPRS Routeing Area Update (L3 only)"
[entities]
# define the entities in the system (in order)
ms "MS"
bss "BSS"
# msc means MSC + VLR
sgsn "SGSN"
hlr "HLR/AUC"
[messages]
# define the protocol messages in-order
ms bss "L1 RACH burst"
bss ms "RLC/MAC establishment"
ms sgsn "LLC (GMM ROUTEING AREA UPDATE REQ)"
sgsn ms "LLC (GMM IDENTITY REQUEST)"
ms sgsn "LLC (GMM IDENTITY RESPONSE)"
sgsn hlr "MAP SEND AUTH INFO req"
hlr sgsn "MAP SEND AUTH INFO resp"
sgsn ms "LLC (GMM AUTH REQ)"
ms sgsn "LLC (GMM AUTH RESP)"
sgsn hlr "MAP UPD GPRS LOC AREA req"
hlr sgsn "MAP INSERT SUBSCR DATA req"
sgsn hlr "MAP INSERT SUBSCR DATA resp"
hlr sgsn "MAP UPD GPRS LOC AREA resp"
sgsn ms "LLC (GMM ROUTEING AREA UPD RESP)"