This is merely a historical archive of years 2008-2021, before the migration to mailman3.
A maintained and still updated list archive can be found at https://lists.osmocom.org/hyperkitty/list/gerrit-log@lists.osmocom.org/.
laforge gerrit-no-reply at lists.osmocom.orglaforge has submitted this change. ( https://gerrit.osmocom.org/c/osmo-gsm-manuals/+/21269 ) Change subject: cs7-config: Explain that A/Iu/Lb interfaces are reouted via STP ...................................................................... cs7-config: Explain that A/Iu/Lb interfaces are reouted via STP Change-Id: Iabba390b41b9d2ad9c3975a6e6cc504a56e59d0b --- M common/chapters/cs7-config.adoc 1 file changed, 11 insertions(+), 0 deletions(-) Approvals: Jenkins Builder: Verified diff --git a/common/chapters/cs7-config.adoc b/common/chapters/cs7-config.adoc index 25871ab..691c8ad 100644 --- a/common/chapters/cs7-config.adoc +++ b/common/chapters/cs7-config.adoc @@ -59,6 +59,17 @@ - IuPS-interface: OsmoHNBGW to OsmoSGSN - Lb-interface: OsmoSMLC to OsmoBSC +On the SCTP/IP level, those connections are actually all established from +the respective program (BSC, MSC, HNBGW, SGSN, SMLC) to OsmoSTP. Hence, +if you look at the traffic in a protocol analyzer like wireshark, at IP +level, you will see each of those programs establishing an SCTP +association from a random local IP to the well-known SCTP port for M3UA +(2905) at the OsmoSTP. + +Those star-connections for M3UA/SCTP then are the transport network for +higher level protocols like SCCP. OsmoSTP then acts as central router +for SCCP-level message exchange between all the connected programs. + === Connect to STP Instance By default, an STP instance is assumed to listen on the default M3UA port -- To view, visit https://gerrit.osmocom.org/c/osmo-gsm-manuals/+/21269 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-gsm-manuals Gerrit-Branch: master Gerrit-Change-Id: Iabba390b41b9d2ad9c3975a6e6cc504a56e59d0b Gerrit-Change-Number: 21269 Gerrit-PatchSet: 1 Gerrit-Owner: laforge <laforge at osmocom.org> Gerrit-Reviewer: Jenkins Builder Gerrit-MessageType: merged -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20201120/ff275dac/attachment.htm>