Hello,

problem is that it's looks like bb will not put that dlr into queue and then will not retry at 30". Outage of smppclient (all is simulated enviroment and situation, to test opensmpp) was 2 minutes. so immediate after connection of smppclient should smpp server, in that case opensmppbox acting as smpp proxy, sned queued MO msgs, including that with DLR type. Ok, i know, that opensmppbox probably can not query bb about waiting MO messages, but bb should send it to opensmppbox after next MT will came from smpp client. and that's not happend.

and to your question about why i can not keep smppclient always on. Coz that's not possible in real world. Network issues, maintenence issues of network providers, cielnts (smaller companies) connected with wifi and then some packet lost, and so and so and so... that's real network world. No connection is ideal. But is better to handle what we can. To get opensmppbox to next level.

Slavoj.

Dňa 27. 10. 2010 2:14, Nikos Balkanas wrote / napísal(a):
bb should retry every 30". But it needs a stable connection, if you keep restarting, it will never get established. Also to activate it you need at least an SMS send from that smppclient. Lastly, why don't you keep your smppclient always on? Opensmppbox was not designed for such operation.

BR,
Nikos
----- Original Message ----- From: "XEN-Housing s.r.o." <i...@xen-housing.sk>
To: "Nikos Balkanas" <nbalka...@gmail.com>
Cc: <users@kannel.org>
Sent: Tuesday, October 26, 2010 7:48 PM
Subject: Re: Lost DLR problem in Opensmppbox


Hello Nikos,

at firts, thank you for reply. can u tell me what retry scheme is there?
I was not able to find it in docs. coz within more than 2 hours after reconnection, that dlr was not came to smppclient connected to opensmppbox.

Slavoj.


D�a 26. 10. 2010 17:11, Nikos Balkanas wrote / napísal(a):
Yes. DLR remains in store. You can see it from the http administration -> store status

BR,
Nikos
----- Original Message ----- From: "XEN-Housing s.r.o." <i...@xen-housing.sk>
To: <users@kannel.org>
Sent: Tuesday, October 26, 2010 4:15 PM
Subject: Re: Lost DLR problem in Opensmppbox


for completition:

i found at smpp-smsc log this warning:

2010-10-26 15:00:13 [13467] [17] WARNING: Could not route message to
smsbox id <vma>, smsbox is gone!

Message in this case is discarded? should be queued to be delivered
later, when opensmppbox connect to bb again. coz opensmppbox make
connection to bb only when have active client.
Is that correct?

Slavoj.

DΟ‚a 26. 10. 2010 15:10, XEN-Housing s.r.o. wrote / napΞ½sal(a):
Did anyone noticed that opensmppbox somehow lose DLR? I do not know, if it's problem of opensmppbox or bb, but in this scenario went something wrong:

Scenario 1 - strange behaviour
1) smpp client log to opensmppbox
2) smppclient send sms with dlrmask=19 (expecting ack, fail, delivered)
3) target mobile is offline
4) smppclient lost connection to opensmppbox (simulated network issue)
5) target came online, sms was delivered, kannel got DELIVRD DLR
6) after 1-2 minutes came smppclient back online, and successfuly connected to opensmppbox, but no dlr will came.


Scenario 2 - correct behaviour
1) smpp client log to opensmppbox
2) smppclient send sms with dlrmask=19 (expecting ack, fail, delivered)
3) target mobile is offline
4) smppclient lost connection to opensmppbox (simulated network issue)
5) after 1-2 minutes came smppclient back online, and successfuly connected to opensmppbox
6) target came online, sms was delivered, kannel got DELIVRD DLR
7) smppclient recieved succesfully DLR from opensmsbox.

Did someone noticed scenario 1 ? Any idea how to fix it?

Slavoj.









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