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/OpenBSC@lists.osmocom.org/.
☎ Max.Suraev at fairwaves.ru21.09.2012 09:24, Harald Welte пишет: > > It should be -d DGPRS, but I suggest you rather configure logging for > stdout or for your given telnet session via VTY. > > I suggest to enable debug for NS, BSSGP, LLC, (G)MM Sadly with latest libosmocore from git I got segfault in log_parse_category_mask() with osmo-sgsn --debug=DNS:DGPRS:DNS:DBSSGP:DLLC:DMM:DGMM Is it a known bug? >> The only output I got in this configuration is: [...] > This means that the SGSN and the BTS have connected successfully over > Gb/IP. > >> I don't even understand if phone requested ip address? > Obtaining an IP address is the _last_ activity, after many other things. > NS/BSSGP is up. Next you should see some GPRS ATTACH / GPRS ROUTING > AREA UPDATE. Only after that, you can get to PDP CONTEXT ACTIVATE and > finally IP traffic. > >> Is ggsn-sgsn-nitb connectivity ok? > At the point you're looking at, the GGSN is never used. It is only > involved in PDP context establishment and transport of IP packets. > >> It's good that howto briefly describes setup, but what do to when it's >> not working out of the box? > enable debugging for the respective protocol levels in osmo-sgsn using > VTY, and look at the Gb and GTP communication between the processes in > wireshark. All protocol layers of both Gb and GTP protocol stacking are > fully supported in mainline wireshark, so all information you can > possibly want is visualized. > Thank you for great hints. Is it possible to add debug/troubleshooting section to http://openbsc.osmocom.org/trac/wiki/OpenBSC_GPRS ? I'm pretty sure I'm not the only one who'd find it useful. -- best regards, Max, http://fairwaves.ru