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From 01/24/2017 to 02/22/2017

02/22/2017

02:35 AM Feature #1593: UMTS AKA support
Found these fixes:
https://gerrit.osmocom.org/1860
https://gerrit.osmocom.org/1870
https://gerrit.osmocom.org/1864...
neels

02/21/2017

03:21 PM Feature #1593: UMTS AKA support
One problem is that we still missed one spot where our gsup.c code expects a 16 byte AUTS, it has to be 14 instead.
...
neels
02:48 PM Feature #1593: UMTS AKA support
We currently send "MSC is pre R99" for MSC in SI3 and "SGSN is R99+" in SI13.
First test with MSCR set to R99 reve...
neels
12:46 PM Feature #1593: UMTS AKA support
Indeed SI3 contains a Control Channel Description with a previously spare bit set to 1 for R99 or later,
which our M...
neels
12:33 PM Feature #1593: UMTS AKA support
The Quectel EC20 also sends classmark "GSM phase 2" even though it is R99 with a USIM.
Next: try to find out whether...
neels

02/20/2017

02:00 PM Feature #1712: 3G Voice
Actually, also missing is to have a ring tone while dialling.
We're also currently echoing RTP back during call es...
neels
01:47 PM Feature #1712: 3G Voice
Still missing/untested for 3G voice is forwarding RTP streams between several cells and/or a 3rd party media gateway. neels
01:49 PM Feature #1594: Split of BSC part from CoreNITB part
above patches reviewed and tested with real equipment,
now named bsc_subscr and gprs_subscr.
neels
01:44 PM Support #1922: comprehensive test of MSC subscriber connection and request handling
tests development is ongoing, various timeout / rejection tests are still to be added.
Resulting from the timeout te...
neels
01:37 PM Feature #1593: UMTS AKA support
copied from "3G Auth" #1711:
> Verified with real equipment that our GSM-Milenage algorithm (for abbreviated Milen...
neels
01:22 PM Bug #1591: libdbi is buggy and slow, get rid of it
(on neels/vlr branch, SMS lookup is now done by round-robin on receiver MSISDN by SQL in the SMS db
and per hit a lo...
neels
12:35 PM Bug #1955 (New): Investigate "Bad signalling message" error
Sometimes after BTS (observed with osmo-bts-sysmo at least) connects to BSC there's error message:
<001e> input/ip...
msuraev

02/16/2017

01:34 AM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
Progress: implemented SMS delivery on the VLR branch, by round-robin on SMS recipient MSISDN with VLR lookups for sub... neels

02/14/2017

03:22 PM Feature #1711: 3G Auth
Verified with real equipment that our GSM-Milenage algorithm (for abbreviated Milenage on pre-R99 networks)
works wi...
neels
05:38 AM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
laforge wrote:
> On Mon, Feb 13, 2017 at 06:52:40PM +0000, ipse [REDMINE] wrote:
> > Do measurement report include ...
ipse

02/13/2017

07:15 PM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
On Mon, Feb 13, 2017 at 06:52:40PM +0000, ipse [REDMINE] wrote:
> Do measurement report include lack of incoming RTP ...
laforge
06:52 PM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
Do measurement report include lack of incoming RTP from MSC aka downlink audio? I was under impression we can only re... ipse
02:37 PM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
On Mon, Feb 13, 2017 at 02:12:52PM +0000, neels [REDMINE] wrote:
> If the BSC never tells the MSC that a call is stil...
laforge
02:12 PM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
laforge wrote:
> The BSC will get periodic measurement reports from the BTS via RSL as
> long as the channel is ope...
neels
01:15 PM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
On Sat, Feb 11, 2017 at 10:44:25PM +0000, neels [REDMINE] wrote:
> Thinking about timeouts: if we route RTP via an MG...
laforge
11:57 AM Feature #1948 (Closed): package new osmo-hlr for Debian
Transition to new VLR/HLR infrastructure will make osmo-hlr essential part of Osmocom stack. It should be made availa... msuraev
03:26 AM Feature #1935 (Closed): abis_om2000: use con_group_del()
laforge

02/11/2017

10:44 PM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
Thinking about timeouts: if we route RTP via an MGCP gateway (osmo-bsc_mgcp),
i.e. the BSC/RNC level sends the voice...
neels
10:30 PM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
Taking a closer look at the timeouts in place in the code prior to libvlr integration: mostly there is
abovementione...
neels

02/09/2017

10:30 PM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
Added mechanism where the MSC tells the VLR that a connection has timed out
and the VLR FSMs end gracefully so that ...
neels
10:26 PM Support #1922: comprehensive test of MSC subscriber connection and request handling
(still on vlr branch)
Added first couple of rejection as well as timeout tests,
at first for HLR rejecting reques...
neels
03:24 AM Support #1922: comprehensive test of MSC subscriber connection and request handling
Started failure testing: msc_vlr_test_hlr_reject.c tests scenarios where the HLR rejects
authentication info and LU....
neels
03:28 AM Feature #1593: UMTS AKA support
https://gerrit.osmocom.org/#/q/topic:umts_aka neels
03:26 AM Feature #1711: 3G Auth
A few oddities were found and fixed while writing the MSC+VLR tests for HLR rejects as described in #1922:
* don't s...
neels

02/07/2017

11:15 AM Feature #1711: 3G Auth
UMTS Resync: Parsing of AUTS (auth response resync token) is merged to openbsc master.
On the VLR branch, the UMTS (...
neels
11:01 AM Support #1922: comprehensive test of MSC subscriber connection and request handling
The tests have been split up, from one monolithic test program (subscr_conn_tests.c)
to now several tests sharing co...
neels

02/06/2017

01:15 PM Bug #1933 (Rejected): voice call drops after B subscriber accepts the call
neels
12:59 PM Bug #1933 (Resolved): voice call drops after B subscriber accepts the call
Ticket is set to Resolved as HR (v1) codec is not supported by nanoBTS. wirelesss
12:51 PM Bug #1933 (In Progress): voice call drops after B subscriber accepts the call
wirelesss
12:36 PM Bug #1933: voice call drops after B subscriber accepts the call
The reply from Harald on openbsc@ is:... neels
12:26 PM Bug #1933 (Feedback): voice call drops after B subscriber accepts the call
The log goes thru various TCH/H lchans like this:... neels

02/03/2017

04:06 PM Feature #1935 (Resolved): abis_om2000: use con_group_del()
Added a VTY command that makes use of con_group_del()
See also: https://gerrit.osmocom.org/1742
dexter

02/02/2017

04:11 PM Bug #1591: libdbi is buggy and slow, get rid of it
I think I will implement lookup code that finds pending SMS for active subscribers
by looking in the VLR for active ...
neels
04:08 PM Feature #1592: VLR in libmsc, to connect to HLR asynchronously
(development is ongoing, mostly concerning UMTS AKA in MSC+VLR -> #1711) neels
04:07 PM Feature #1593: UMTS AKA support
https://gerrit.osmocom.org/1695 neels
04:07 PM Feature #1593: UMTS AKA support
First UMTS AKA test suites have been added to osmo-hlr (testing e.g. correct tuples generated
for GSM with UMTS AKA ...
neels
04:03 PM Feature #1594: Split of BSC part from CoreNITB part
On the vlr branch and in the queue for merge-to-master is a split of
the gsm_subscriber (note, not _connection) into...
neels
03:45 PM Support #1922: comprehensive test of MSC subscriber connection and request handling
Development of this MSC+VLR end-to-end test is ongoing on the neels/vlr branch of openbsc.git.
Recently added/adding...
neels
03:09 PM Feature #1712: 3G Voice
The solution to the nano3G RTP payload is that IuCS actually uses IuUP, UP encapsulated in RTP.
See 3GPP TS 25.414, ...
neels
03:21 AM Feature #1935 (Closed): abis_om2000: use con_group_del()
In https://gerrit.osmocom.org/1680 I wanted to remove the unused function,
but a comment calls for using the functio...
neels
03:11 AM Feature #1711: 3G Auth
On the vlr branch, the first end-to-end test for UMTS milenage authentication is in place
and working, though still ...
neels

01/30/2017

05:19 PM Bug #1933 (Rejected): voice call drops after B subscriber accepts the call
During the test of nanoBTS (model 165G) and NITB configured with dynamic channels: 3 TCH/H and 3 PDCH, it was found t... wirelesss

01/27/2017

10:51 PM Support #1927: test patches gerrit #1681...#1685
In our chat I had asked for TCH/F config, specifically *not* dynamic timeslots, but ok, I'll make do with this then.
neels
04:30 PM Support #1927 (In Progress): test patches gerrit #1681...#1685
Test has been performed with sysmoBTS 1002
hashes:
libosmo-abis: 30ffa7ade5aa55e95cf888bbdd9028f2983d663c
libosm...
wirelesss

01/26/2017

01:49 AM Support #1927: test patches gerrit #1681...#1685
and ... before you start, make sure that https://gerrit.osmocom.org/1684 has been verified with a V+1 vote by jenkins... neels
01:40 AM Support #1927: test patches gerrit #1681...#1685
It is sufficient to test *only with sysmoBTS*.
You need to build *only openbsc.git's osmo-nitb* from source in ord...
neels
01:37 AM Support #1927 (Closed): test patches gerrit #1681...#1685
I have some patches to prepare for VLR in the gerrit queue (1681-1685),
but I am not sure whether they work fine whe...
neels

01/24/2017

03:09 PM Feature #1712: 3G Voice
The first RTP payload that the nano3G sends is always
e000df99160051673c01270000820000001710000100
which we e...
neels
10:58 AM Feature #1712 (In Progress): 3G Voice
We've finally found out how to get the nano3G to accept a CS RAB Assignment!
When we send a RAB Assignment request...
neels
 

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