19 lines
654 B
Plaintext
19 lines
654 B
Plaintext
msc {
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hscale=2;
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UE, ENB [label="eNodeB"], BSS, MME, VLR [label="MSC/VLR"], HSS [label="HSS/HLR"];
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UE => MME [label="NAS Extended Service Request"];
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ENB <= MME [label="S1-AP UE Context Mod Req with CSFB"];
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ENB => MME [label="S1-AP UE Context Mod Resp"];
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UE <= ENB [label="NACC (Network Assisted Cell Change)"];
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ENB => MME [label="S1-AP S1 UE Context Release Req"];
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UE box MME [label="S1 UE Context Release"];
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UE box HSS [label="UE changes RAT then LA and/or RA update"];
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UE <=> HSS [label="PS Suspend (TS 23.060)"];
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UE => BSS [label="CM SERV REQ"];
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BSS => VLR [label="COMPL L3 (CM SERV REQ)"];
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UE <=> VLR [label="Normal 2G Voice Call"];
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}
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