[global] title "MT SMS in CN" [entities] # define the entities in the system (in order) ms "MS" msc "MSC" iwmsc "IW-MSC" smsc "SMSC" [messages] # define the protocol messages in-order ms msc "Establish Connection via BTS/BSC" dashed ms msc "Optional authentication + ciphering" both ms msc "CP-DATA (RP-DATA (SMS SUBMIT))" msc ms "CP-ACK for previous CP-DATA" msc iwmsc "MAP MO FWD SM req" iwmsc smsc "MNSMS-EST-IND (RP-DATA)" smsc iwmsc "MNSMS-DATA-REQ (RP-ACK)" iwmsc msc "MAP MO FWD SM resp" msc ms "CP-DATA (RP-ACK)" ms msc "CP-ACK for previous CP-DATA"