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gerrit.osmocom.org / osmo-iuh / 37c1ffdadfda345fd910119fb9a4f2859db809ad / . / doc / protocols_around_hnbgw.txt
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Neels Hofmeyr6c5fd752016-01-14 13:05:49 +0100[diff] [blame]1Protocols Around the Home Node B Gateway
2========================================
Neels Hofmeyr0e801042016-01-11 14:49:55 +0100[diff] [blame]3
Neels Hofmeyr09ed4b42017-03-08 16:55:56 +0100[diff] [blame]4 +--------+
5 ,-->| Osmo |
6 / | MGCPGW |
7 | | |<--MGCP
8 | +--------+ \
9 / |
10 +------------+<--RTP +--------+ `->+----------+
11 UE <-->| hNodeB | | Osmo | | OsmoMSC | +------+
12 UE <-->| femto cell |<--Iuh---->| HNB-GW |<--IuCS-->| | | Osmo |
13 | | | | | (VLR)|<-GSUP->| HLR |
14 | | | | +----------+ GSUP->+------+
15 +------------+<--GTP-U | | /
16 \ | | +------+<---' +------+
17 | | |<--IuPS-->| Osmo |<--GTP-C--->| Open |
18 | +--------+ | SGSN | GTP-U--->| GGSN |
19 | +------+ / +------+
Neels Hofmeyr0e801042016-01-11 14:49:55 +0100[diff] [blame]20 \_______________________________/
21
22
23
24 Iuh IuCS/IuPS
25
26NAS +----+----+ +----+----+
27Non-Access Stratum | CC | MM | | CC | MM |
28- - - - - - - - - - - +----+----+-------+ +----+----+
29 | RANAP | | H | RANAP |
30Access Stratum +---------+ HNBAP | N +---------+ - - SCCP USER SAP
31 | RUA | | B | SUA | \
32 +---------+-------+ - +---------+ |
33 | SCTP | G | SCTP | } SIGTRAN
34 +-----------------+ W +---------+ |
35 | IP | | IP | /
36 +-----------------+ +---------+
37
38
39Various SIGTRAN implementations:
40
41 IuCS/IuPS
42 usual
43 | simplest
44 | |
45 v v
46 +------+------+------+-----+
47 | SCCP | SCCP | | |
48 +------+------+ SCCP | |
49 | MTP3 | MTP3 | | |
50 +------+------+------+ SUA |
51 | MTP2 | | | |
52 +------+ M2UA | M3UA | |
53 | M2PA | | | |
54 +------+------+------+-----+
55 | SCTP |
56 +--------------------------+
57 | IP |
58 +--------------------------+
59
60UE (User Endpoint) == MS (Mobile Subscriber) == mobile device