[asterisk-ss7] MATTF libss7
Kaloyan Kovachev
kkovachev at varna.net
Mon Nov 23 04:17:56 CST 2009
On Mon, 23 Nov 2009 11:00:48 +0100, Erik Wartusch wrote
> Hi,
>
> Good to hear about the progress.
> Would be really great If you can solve this MTP2 problem and merge to
> the trunk.
You may try Domian's suggestion to add "link->state = MTP_NOTALIGNED;" in
t2_expiry before calling mtp2_setstate()
> My boss asked us allready to switch the two lines from libss7 to the
> commercial ss7box (Sangoma) we also use for other carriers. Would be sad
> (and expensive for several reasons) to do so...
>
> Regards,
> Erik
>
> Am Freitag, den 20.11.2009, 20:37 +0100 schrieb Domjan Attila:
> > Thanks the test, next weak I will merge to the trunk and examine the
> > mtp2 problem, first of all I read the itu standard...
> >
> > On Fri, 2009-11-20 at 19:08 +0200, Kaloyan Kovachev wrote:
> > > On Fri, 20 Nov 2009 15:36:49 +0100, Attila Domjan wrote
> > > > Hi, I made a test branch...
> > > >
> > > > svn co
> > > > https://observer.router.hu/repos_pub/libss7/accept_any_sls_tfp_tfa
> > > > libss7
> > > >
> > > > We accept TRA, TFP, TFA, and the not impelented yet TFR with any SLS.
> > > > Please test, if it's work I will merge into my trunk.
> > > >
> > >
> > > Positive! The link came up immediately, got CIC resets (remotely blocked at
> > > the moment) and T19 started then expired at time.
> > >
> > > > A
> > > >
> > > > On Thu, 2009-11-19 at 16:35 +0200, Kaloyan Kovachev wrote:
> > > > > On Thu, 19 Nov 2009 12:32:58 +0100, Attila Domjan wrote
> > > > > > On Thu, 2009-11-19 at 13:10 +0200, Kaloyan Kovachev wrote:
> > > > > > Hi,
> > > > > > >
> > > > > > > Domian, do you know which ITU specs I should look at to confirm (or
> > > not), that
> > > > > > > in case of a single link SLS != 0 should be accepted?
> > > > > > >
> > > > > > not...
> > > > > >
> > > > > > Q.704 2.2.4
> > > > > > ........
> > > > > >
> > > > > > In the case of Message Transfer Part level 3 messages, the signalling
> > > > > > link selection field exactly
> > > > > > corresponds to the Signalling Link Code (SLC) which indicates the
> > > > > > signalling link between the
> > > > > > destination point and originating point to which the message refers.
> > > > > >
> > > > >
> > > > > Thank you very much for the pointer. I am looking at Q.704 and it
seems that
> > > > > the provider (or Siemens) might also be right about SLS being
ignored on a
> > > > > single link:
> > > > >
> > > > > 2.2.4 The Signalling Link Selection (SLS) field is used, where
appropriate, in
> > > > > performing load sharing (see 2.3).
> > > > >
> > > > > That 'where appropriate' makes me think so, but not sure. I will
keep reading,
> > > > > but at least for TFA/TFP messages that i got (to SLS 4, 6, 13... ),
it seems
> > > > > to be true (in 13.3.1):
> > > > >
> > > > > Transfer-allowed messages are always addressed to an adjacent signalling
> > > > > point. They may use any
> > > > > available signalling route that leads to that signalling point.
> > > > >
> > > > >
> > > > > > > > Thanks in advance.
> > > > > > > >
> > > > > > > > Regards,
> > > > > > > >
> > > > > > > > Erik
> > > > > > > >
> > > > > > > > Am Mittwoch, den 18.11.2009, 20:56 +0100 schrieb Domjan Attila:
> > > > > > > > > Hi,
> > > > > > > > > I think u got TRA with wrong SLS, the stp which are u
connected 2 is
> > > > > > > > > missconfigured...
> > > > > > > > > workaround: set mtp3 t19 timer to 1ms....
> > > > > > > > >
> > > > > > > > > On Wed, 2009-11-18 at 18:30 +0200, Kaloyan Kovachev wrote:
> > > > > > > > > > Hello Domian,
> > > > > > > > > > i have a similar (almost sure _the same_) problem:
> > > > > > > > > > at least in my case i got TRA, but instead of:
> > > > > > > > > >
> > > > > > > > > > "OPC XXX DPC YYY SLS 0" it was to "OPC XXX DPC YYY SLS 2"
also i get
> > > > > > > some TFP
> > > > > > > > > > and TFA to diferent SLS like 4, 6, 11, 13
> > > > > > > > > >
> > > > > > > > > > while STD_TEST messages are correctly replied to "OPC XXX
DPC YYY
> > > > > SLS 0", so
> > > > > > > > > > the link remained as:
> > > > > > > > > > "Adjecent SP PC: XXX STATE: DOWN"
> > > > > > > > > > but
> > > > > > > > > > "State: INSERVICE, UP"
> > > > > > > > > >
> > > > > > > > > > unfortunately i can't find the full debug log right now, but
> > > will keep
> > > > > > > > > > searching where it was saved :(
> > > > > > > > > >
> > > > > > > > > > On Wed, 18 Nov 2009 17:14:43 +0100, Attila Domjan wrote
> > > > > > > > > > > interesting, have u got TRA messages?
> > > > > > > > > > > The linkset was in operational state?
> > > > > > > > > > > please send me the current chan_dahdi.conf
> > > > > > > > > > >
> > > > > > > > > > > On Wed, 2009-11-18 at 17:05 +0100, Erik Wartusch wrote:
> > > > > > > > > > > > Hello Attila!
> > > > > > > > > > > >
> > > > > > > > > > > > I can send you what happend if they switched off the
link via
> > > > > software
> > > > > > > > > > > > command (Siemens EWSD). (see txt attached).
> > > > > > > > > > > >
> > > > > > > > > > > > Im afraid I dont have the output of "ss7 show linkset
1". but Im
> > > > > pretty
> > > > > > > > > > > > sure it was like this (when the link was set to down
from their
> > > > > side):
> > > > > > > > > > > >
> > > > > > > > > > > > ss7 show
> > > > > > > > > > > > calls cics linkset
> > > > > > > > > > > > srv27*CLI> ss7 show linkset 1
> > > > > > > > > > > > SS7 flags: 0x0
> > > > > > > > > > > > SS7 linkset 1 status: Down
> > > > > > > > > > > > SS7 calling nai: -1
> > > > > > > > > > > > SS7 called nai: -1
> > > > > > > > > > > > SS7 nationalprefix:
> > > > > > > > > > > > SS7 internationalprefix:
> > > > > > > > > > > > SS7 unknownprefix:
> > > > > > > > > > > > SS7 networkroutedprefix:
> > > > > > > > > > > > SS7 subscriberprefix:
> > > > > > > > > > > > Switch type: ITU
> > > > > > > > > > > > Our point code: 4297
> > > > > > > > > > > > SLS shift: 0
> > > > > > > > > > > > numlinks: 1
> > > > > > > > > > > > numsps: 1
> > > > > > > > > > > > ---------------------------------
> > > > > > > > > > > > Adjecent SP PC: 5921 STATE: Down
> > > > > > > > > > > > TRA: GOT SENT T19: not running T21: not running
> > > > > > > > > > > > Routes:
> > > > > > > > > > > > DPC State T6 T10
> > > > > > > > > > > > Link SLC: 0 NetMngSLS: 0
> > > > > > > > > > > > State: INSERVICE, UP
> > > > > > > > > > > > STD Test: passed
> > > > > > > > > > > > Got, sent :
> > > > > > > > > > > > Inhibit:
> > > > > > > > > > > > Changeover: NO
> > > > > > > > > > > > Tx buffer: 0
> > > > > > > > > > > > Tx queue: 0
> > > > > > > > > > > > Retrans pos 0
> > > > > > > > > > > > CO buffer: 0
> > > > > > > > > > > > CB buffer: 0
> > > > > > > > > > > > Last FSN: 71
> > > > > > > > > > > > MTP3timers: Q707_T2(12s) [here im not sure this was
> > > running)
> > > > > > > > > > > >
> > > > > > > > > > > > So sadly we got today again a negative result (test
not passed)
> > > > > of the
> > > > > > > > > > > > czech telco so we can not go live with the SS7 link...
> > > > > > > > > > > >
> > > > > > > > > > > > Kind Regards,
> > > > > > > > > > > > Erik
> > > > > > > > > > > >
> > > > > > > > > > > >
> > > > > > > > > > > > Am Mittwoch, den 11.11.2009, 16:10 +0100 schrieb
Attila Domjan:
> > > > > > > > > > > > > Hmm, it is interesting...
> > > > > > > > > > > > >
> > > > > > > > > > > > > static void t2_expiry(void * data)
> > > > > > > > > > > > > {
> > > > > > > > > > > > > struct mtp2 *link = data;
> > > > > > > > > > > > >
> > > > > > > > > > > > > mtp2_setstate(link, MTP_IDLE);
> > > > > > > > > > > > >
> > > > > > > > > > > > > return;
> > > > > > > > > > > > > }
> > > > > > > > > > > > >
> > > > > > > > > > > > >
> > > > > > > > > > > > > int mtp2_setstate(struct mtp2 *link, int newstate)
> > > > > > > > > > > > > ....
> > > > > > > > > > > > > case MTP_IDLE:
> > > > > > > > > > > > > link->t2 = ss7_schedule_event(link->master,
> > > link->timers.t2,
> > > > > > > > > > > > > t2_expiry, link);
> > > > > > > > > > > > > if (mtp2_lssu(link, LSSU_SIO)) {
> > > > > > > > > > > > > mtp_error(link->master, "Unable to transmit initial
> > > LSSU\n");
> > > > > > > > > > > > > return -1;
> > > > > > > > > > > > > }
> > > > > > > > > > > > > link->state = MTP_NOTALIGNED;
> > > > > > > > > > > > > return 0;
> > > > > > > > > > > > >
> > > > > > > > > > > > > it is coded, periodically send SIO....
> > > > > > > > > > > > >
> > > > > > > > > > > > > what is the link state in this case? (ss7 show
linkset ...)
> > > > > > > > > > > > >
> > > > > > > > > > > > > A
> > > > > > > > > > > > >
> > > > > > > > > > > > > On Wed, 2009-11-11 at 15:46 +0100, Erik Wartusch wrote:
> > > > > > > > > > > > > > Hi Attila!
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > I like your version. Thanks. Still I have problems to
> > > pass a MTP
> > > > > > > level 2
> > > > > > > > > > > > > > test wanted by a czech telco.
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > It's regarding sending SIO / SIOS messages when the
> > > other sites
> > > > > > > link is
> > > > > > > > > > > > > > down (during the specified T2 timer). They claim we
> > > sending not
> > > > > > > > > > > > > > periodically the SIO messages (just once) until the T2
> > > timer is
> > > > > > > running
> > > > > > > > > > > > > > out.
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > Any experience with that?
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > Kind Regards,
> > > > > > > > > > > > > > Erik
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > Am Dienstag, den 10.11.2009, 11:30 +0100 schrieb
Attila
> > > Domjan:
> > > > > > > > > > > > > > > Hi, don't mix the libss7/asterisk(chan_dahdi)
> > > versions, there
> > > > > > > are some
> > > > > > > > > > > > > > > api changes.
> > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > My version (many additional features) are
working from
> > > my svn.
> > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > Regards,
> > > > > > > > > > > > > > > Attila
> > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > On Mon, 2009-11-09 at 17:35 +0100, Erik Wartusch
wrote:
> > > > > > > > > > > > > > > > Hello ss7 list!
> > > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > > Installing libss7 and asterisk from
> > > > > > > > > > > > > > > >
http://svn.digium.com/svn/libss7/team/mattf/bug13495
> > > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > >
http://svn.digium.com/svn/asterisk/team/mattf/bug13495
> > > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > > as well as:
> > > > > > > > > > > > > > > > http://svn.digium.com/svn/dahdi/tools/trunk
dahdi-tools
> > > > > > > > > > > > > > > > http://svn.digium.com/svn/dahdi/linux/trunk
dahdi-trunk
> > > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > > (this order: dahdi, dahdi-tools, libss7 and then
> > > asterisk)
> > > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > > leads to the follwing error doing a "make" for the
> > > Asterisk
> > > > > > > > > > version (see below).
> > > > > > > > > > > > > > > > Did I made any mistake or is this a bug?
> > > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > > Kind Regards,
> > > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > > Erik
> > > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > > [CC] chan_dahdi.c -> chan_dahdi.o
> > > > > > > > > > > > > > > > chan_dahdi.c: In function ‘ss7_linkset’:
> > > > > > > > > > > > > > > > chan_dahdi.c:10921: error: ‘ss7_event_iam’ has
no member
> > > > > named
> > > > > > > > > > > > > > > > ‘cot_performed_on_previous_cic’
> > > > > > > > > > > > > > > > chan_dahdi.c:10921: error: ‘ss7_event_sam’ has
no member
> > > > > named
> > > > > > > > > > > > > > > > ‘cot_performed_on_previous_cic’
> > > > > > > > > > > > > > > > chan_dahdi.c:10929: error: ‘ss7_event_iam’ has
no member
> > > > > named
> > > > > > > > > > > > > > > > ‘cot_performed_on_previous_cic’
> > > > > > > > > > > > > > > > chan_dahdi.c:10947: error: ‘ss7_event_cot’ has
no member
> > > > > named
> > > > > > > > > > > > > > > > ‘cot_performed_on_previous_cic’
> > > > > > > > > > > > > > > > chan_dahdi.c: In function ‘process_dahdi’:
> > > > > > > > > > > > > > > > chan_dahdi.c:16660: error:
‘SS7_ISDN_ACCESS_INDICATOR’
> > > > > > > undeclared
> > > > > > > > > > (first
> > > > > > > > > > > > > > > > use in this function)
> > > > > > > > > > > > > > > > chan_dahdi.c:16660: error: (Each undeclared
> > > identifier is
> > > > > > > reported
> > > > > > > > > > only
> > > > > > > > > > > > > > > > once
> > > > > > > > > > > > > > > > chan_dahdi.c:16660: error: for each function it
> > > appears in.)
> > > > > > > > > > > > > > > > make[1]: *** [chan_dahdi.o] Error 1
> > > > > > > > > > > > > > > > make: *** [channels] Error 2
> > > > > > > > > > > > > > > >
srv27:/usr/src/UNSTABLE_libss7/asterisk-patched# cd ..
> > > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > >
> > > > > > > > > > > > > > > > _______________________________________________
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> > > > > > > > > > > > > > > >
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