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From 03/03/2020 to 04/01/2020

04/01/2020

02:00 PM Feature #4476: OsmoHLR: support IMSI pseudo in location update
WIP branch: osmith/imsi-pseudo osmith
08:40 AM Feature #4476 (In Progress): OsmoHLR: support IMSI pseudo in location update
osmith
08:05 AM Feature #4476 (Stalled): OsmoHLR: support IMSI pseudo in location update
Columns for subscriber_imsi_pseudo table ("reference":https://gerrit.osmocom.org/plugins/gitiles/imsi-pseudo#in-detai... osmith
11:06 AM Bug #4480: Applet/OsmoMSC: fix or workaround for OsmoMSC only paging attached MS
laforge wrote:
> I think it is unrealistic to assume that anyone would ever want to page subscribers
> that are not...
osmith
10:30 AM Bug #4480: Applet/OsmoMSC: fix or workaround for OsmoMSC only paging attached MS
I think it is unrealistic to assume that anyone would ever want to page subscribers
that are not attached. It drasti...
laforge
08:28 AM Bug #4480 (New): Applet/OsmoMSC: fix or workaround for OsmoMSC only paging attached MS
We have to set the "channel-description attach 0" option in OsmoBSC, so the MS does not detach from the network when ... osmith
08:34 AM Feature #4481 (New): Applet: test various REFRESH qualifiers to possibly shorten the time for changing the IMSI
@neels started a nice wiki page here: https://osmocom.org/projects/imsi-pseudo/wiki/Baseband_behavior_on_IMSI_change
...
osmith
08:18 AM Feature #4479 (New): Applet: change IMSI after receiving SMS
When receiving the change IMSI SMS from OsmoHLR:
* verify the counter (prevent replay attacks / locking out if SMS a...
osmith
08:14 AM Feature #4478 (New): Applet: proper warning after too many LU with same IMSI
In the current proof of concept, a message is shown after each location update. The current counter mechanism only wo... osmith
08:07 AM Feature #4477 (New): OsmoHLR: send next pseudo IMSI via SMS
* after successful LU with the newer pseudo IMSI, the old one gets deallocated (#4476)
* wait for some time
* alloc...
osmith
07:31 AM Feature #4404 (Stalled): Research: Make sure that we can silently detach the IMSI
@laforge will send us OsmocomBB phones to test for ATT=0 in German real-world networks. osmith

03/31/2020

10:32 AM Feature #4404: Research: Make sure that we can silently detach the IMSI
osmith wrote:
> > How does a SIM/baseband behave when its IMSI is changed?
>
> When I checked last month on a fea...
osmith
10:23 AM Revision 1acc89b8 (imsi-pseudo): README.md: SIM must not perform IMSI detach
osmith
10:12 AM Revision c4206534 (imsi-pseudo): README.md: improve headlines
osmith
10:09 AM Revision 8c3bd0b4 (imsi-pseudo): README: add user-configurable minimum duration
osmith

03/27/2020

04:08 PM Feature #4404 (In Progress): Research: Make sure that we can silently detach the IMSI
osmith
04:07 PM Feature #4404: Research: Make sure that we can silently detach the IMSI
> How does a SIM/baseband behave when its IMSI is changed?
When I checked last month on a feature phone, changing ...
osmith
12:43 PM Feature #4400 (Resolved): Approach C: HLR decides and sends the entire next pseudo IMSI to SIM
This is the approach we will describe in our spec and implement. Closing. osmith
12:33 PM Feature #4402 (In Progress): Specification: Create draft
As discussed in the weekly telcos, the draft specification does not need to contain the exact references to ETSI spec... osmith
12:12 PM Revision 6d06adb8 (imsi-pseudo): README.md: fix typo
osmith
 

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