[asterisk-ss7] MATTF libss7

Kaloyan Kovachev kkovachev at varna.net
Wed Nov 18 10:37:37 CST 2009 

On Wed, 18 Nov 2009 17:23:08 +0100, Erik Wartusch wrote
> Here is the chan_dahdi.conf
> 
> The linkset was up and running (we passed the level 4 tests and did
> several calls in both directions, blocking speech channels during calss
> etc. everything fine).
> 

My bet is that you made the calls after T21 have expired and the link asumed
to be UP, but with T21 turned off it will never go UP and it the same problem
as mine

> Dont know about the TRA messages sorry...
> 
> "ss7 show linkset 1" output looks now like this if both sides are up and
> running:
> *CLI> ss7 show linkset 1
> SS7 flags: 0x0
> SS7 linkset 1 status: Up
> 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: UP
>   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:   18
>     MTP3timers: Q707_T2(17s)
> 
> Erik
> 
> Am Mittwoch, den 18.11.2009, 17:14 +0100 schrieb Attila Domjan:
> > 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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