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neels gerrit-no-reply at lists.osmocom.orgneels has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-bsc/+/17503 ) Change subject: manual: add "Multiple Instances" section, akin to other manuals ...................................................................... manual: add "Multiple Instances" section, akin to other manuals Related: OS#2767 Change-Id: Ideb137f19d19144d35b05eb036098045bbb18d64 --- M doc/manuals/chapters/running.adoc 1 file changed, 69 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-bsc refs/changes/03/17503/1 diff --git a/doc/manuals/chapters/running.adoc b/doc/manuals/chapters/running.adoc index 995fd88..a680df4 100644 --- a/doc/manuals/chapters/running.adoc +++ b/doc/manuals/chapters/running.adoc @@ -40,3 +40,72 @@ *-r, --rf-ctl 'RFCTL'*:: Offer a Unix domain socket for RF control at the path/filename 'RFCTL' in the file system. + + +=== Multiple instances + +Running multiple instances of `osmo-bsc` on the same computer is possible if all +interfaces (VTY, CTRL) are separated using the appropriate configuration +options. The IP based interfaces are binding to local host by default. In order +to separate the processes, the user has to bind those services to specific but +different IP addresses and/or ports. + +The VTY and the Control interface can be bound to IP addresses from the loopback +address range, for example: + +---- +line vty + bind 127.0.0.2 +ctrl + bind 127.0.0.2 +---- + +For the following links, OsmoBSC acts as a client and does not listen/bind to a +specific interface, and will hence not encounter conflicts for multiple instances +running on the same interface: + +- The SCCP/M3UA links are established by OsmoBSC contacting an STP. +- The MGCP link is established by OsmoMSC contacting an MGW. + +To run multiple OsmoBSC instances on the same A-interface (SCCP/M3UA), each BSC +has to configure a distinct point-code. See <<cs7_config>>. + + +=== Configure primary links + +==== Configure SCCP/M3UA to connect to an MSC's _A_ interface + +OsmoBSC acts as client to contact an STP instance and establish an SCCP/M3UA +link. + +An example configuration of OsmoBSC's SCCP link: + +---- +cs7 instance 0 + point-code 1.23.3 + asp asp-clnt-msc-0 2905 0 m3ua + remote-ip 127.0.0.1 + sctp-role client + as as-clnt-msc-0 m3ua + asp asp-clnt-msc-0 + #routing-key 6 1.23.3 + sccp-address msc + routing-indicator PC + point-code 1.23.1 +msc 0 + msc-address msc +---- + +==== Configure MGCP to connect to an MGW + +OsmoBSC uses a media gateway (typically OsmoMGW) to direct RTP streams. By +default, an MGW is expected to listen for MGCP clients on port 2427 on local +host (127.0.0.1). + +Here is an example configuration for a remote MGW: + +---- +msc 0 + mgw remote-ip 10.9.8.7 + mgw remote-port 2427 +---- -- To view, visit https://gerrit.osmocom.org/c/osmo-bsc/+/17503 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-bsc Gerrit-Branch: master Gerrit-Change-Id: Ideb137f19d19144d35b05eb036098045bbb18d64 Gerrit-Change-Number: 17503 Gerrit-PatchSet: 1 Gerrit-Owner: neels <nhofmeyr at sysmocom.de> Gerrit-MessageType: newchange -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20200318/f789524a/attachment.htm>