Re: smsc_at and max-error-count

Alexander Malysh <[email protected]>
Newsgroups gmane.comp.mobile.kannel.devel
Message-ID <[email protected]> 
Hi,

this patch was not commited only because small change was not provided from
interested parties.

look at this comment:
http://www.mail-archive.com/[email protected]/msg08811.html

Thanks,
Alexander Malysh

2010/11/4 Miolinux <[email protected]>

> Hi,
>
> i've setup a kannel server with 4 wavecom modem. I got some troubles
> with modems, from time to time they stop sending sms ad return generic
> errors. Modems however are not dead they respond to keepalive command
> and hence are not resetted. After some time they restart working and
> sending sms.
> This way every sms not sent with modem in "zombie" state increment its own
> sms-resend-retry
> and sometimes this causes sms to be discarded.
> (" WARNING: Maximum retries for message exceeded, discarding it! ")
>
> I think kannel should detect this kind of failure and try to restart the
> modem (at least some times) or disable it.
>
> Searching the archives i've found an old (dated 2009) patch that do more or
> less what i say,
> but it's not applied neither in 1.4.3 nor 1.5.0 or cvs.
> Some reasons are stopping the cvs commit or can i try to adapt the patch to
> my needs?
>
> http://www.mail-archive.com/[email protected]/msg08776.html
>
> Thanks,
>
> -- Attached log --
>
>
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: --> AT+CMMS=2^M
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: <-- AT+CMMS=2
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: <-- OK
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: TP-Validity-Period: 24.0
> hours
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: --> AT+CMGS=132^M
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: <-- AT+CMGS=132>
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: send command status: 1
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: -->
> 0011000C919323781361500000A786C43088980651CB6FF25BFED681A0EFF418FD03B9DF6ED09CFE0689CBEE320B946683C66FF9FC0
>
> D22A74153FA5B9E0E83C86536FB1496D3CBA0B05DFE03A5DD697DFA0D4AB3413990FB6D2FB7C5F2B20B347CCBC9E9303B4DFFB94050F9DBEC02818CF2B07B5C9E8FDF20A80B444C83A8E537F92D7F
> 03
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: --> ^Z
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: <-- >
> 0011000C919323781361500000A786C43088980651CB6FF25BFED681A0EFF418FD03B9DF6ED09CFE0689CBEE320B946683C66FF9F
>
> C0D22A74153FA5B9E0E83C86536FB1496D3CBA0B05DFE03A5DD697DFA0D4AB3413990FB6D2FB7C5F2B20B347CCBC9E9303B4DFFB94050F9DBEC02818CF2B07B5C9E8FDF20A80B444C83A8E537F92D
> 7F03
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: <-- ERROR
> 2010-11-01 15:48:18 [8728] [6] ERROR: AT2[1]: Generic error: ERROR
> 2010-11-01 15:48:18 [8728] [6] DEBUG: AT2[1]: send command status: -1
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: --> AT+CMMS=2^M
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: <-- AT+CMMS=2
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: <-- OK
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: TP-Validity-Period: 24.0
> hours
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: --> AT+CMGS=132^M
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: <-- AT+CMGS=132>
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: send command status: 1
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: -->
> 0011000C919343096598790000A786C43088980651CB6FF25BFED681A0EFF418FD03B9DF6ED09CFE0689CBEE320B946683C66FF9FC0
>
> D22A74153FA5B9E0E83C86536FB1496D3CBA0B05DFE03A5DD697DFA0D4AB3413990FB6D2FB7C5F2B20B347CCBC9E9303B4DFFB94050F9DBEC02818CF2B07B5C9E8FDF20A80B444C83A8E537F92D7F
> 03
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: --> ^Z
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: <-- >
> 0011000C919343096598790000A786C43088980651CB6FF25BFED681A0EFF418FD03B9DF6ED09CFE0689CBEE320B946683C66FF9F
>
> C0D22A74153FA5B9E0E83C86536FB1496D3CBA0B05DFE03A5DD697DFA0D4AB3413990FB6D2FB7C5F2B20B347CCBC9E9303B4DFFB94050F9DBEC02818CF2B07B5C9E8FDF20A80B444C83A8E537F92D
> 7F03
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: <-- ERROR
> 2010-11-01 15:48:20 [8728] [6] ERROR: AT2[1]: Generic error: ERROR
> 2010-11-01 15:48:20 [8728] [6] DEBUG: AT2[1]: send command status: -1
>
> <...snip...>
>
> 2010-11-01 15:48:42 [8728] [6] DEBUG: AT2[1]: TP-Validity-Period: 24.0
> hours
> 2010-11-01 15:48:42 [8728] [6] DEBUG: AT2[1]: --> AT+CMGS=132^M
> 2010-11-01 15:48:42 [8728] [6] DEBUG: AT2[1]: <-- AT+CMGS=132>
> 2010-11-01 15:48:42 [8728] [6] DEBUG: AT2[1]: send command status: 1
> 2010-11-01 15:48:42 [8728] [6] DEBUG: AT2[1]: -->
> 0011000C919333299663190000A786C43088980651CB6FF25BFED681A0EFF418FD03B9DF6ED09CFE0689CBEE320B946683C66FF9FC0
>
> D22A74153FA5B9E0E83C86536FB1496D3CBA0B05DFE03A5DD697DFA0D4AB3413990FB6D2FB7C5F2B20B347CCBC9E9303B4DFFB94050F9DBEC02818CF2B07B5C9E8FDF20A80B444C83A8E537F92D7F
> 03
> 2010-11-01 15:48:42 [8728] [6] DEBUG: AT2[1]: --> ^Z
> 2010-11-01 15:48:42 [8728] [6] DEBUG: AT2[1]: <-- >
> 0011000C919333299663190000A786C43088980651CB6FF25BFED681A0EFF418FD03B9DF6ED09CFE0689CBEE320B946683C66FF9F
>
> C0D22A74153FA5B9E0E83C86536FB1496D3CBA0B05DFE03A5DD697DFA0D4AB3413990FB6D2FB7C5F2B20B347CCBC9E9303B4DFFB94050F9DBEC02818CF2B07B5C9E8FDF20A80B444C83A8E537F92D
> 7F03
> 2010-11-01 15:48:42 [8728] [6] DEBUG: AT2[1]: <-- ERROR
> 2010-11-01 15:48:42 [8728] [6] ERROR: AT2[1]: Generic error: ERROR
> 2010-11-01 15:48:42 [8728] [6] DEBUG: AT2[1]: send command status: -1
> 2010-11-01 15:48:54 [8728] [6] DEBUG: AT2[1]: -->
> AT+CPIN?;+CREG?;+COPS?;+CBC;+CSQ;+CNMI=2,2;+CMGF=0^M
> 2010-11-01 15:48:54 [8728] [6] DEBUG: AT2[1]: <--
> AT+CPIN?;+CREG?;+COPS?;+CBC;+CSQ;+CNMI=2,2;+CMGF=0
> 2010-11-01 15:48:54 [8728] [6] DEBUG: AT2[1]: <-- +CPIN: READY
> 2010-11-01 15:48:54 [8728] [6] DEBUG: AT2[1]: <-- +CREG: 0,1
> 2010-11-01 15:48:54 [8728] [6] DEBUG: AT2[1]: <-- +COPS: 0,2,22201
> 2010-11-01 15:48:54 [8728] [6] DEBUG: AT2[1]: <-- +CBC: 0,0
> 2010-11-01 15:48:54 [8728] [6] DEBUG: AT2[1]: <-- +CSQ: 18,0
> 2010-11-01 15:48:54 [8728] [6] DEBUG: AT2[1]: <-- OK
> 2010-11-01 15:48:56 [8728] [6] DEBUG: AT2[1]: --> AT+CMMS=2^M
> 2010-11-01 15:48:56 [8728] [6] DEBUG: AT2[1]: <-- AT+CMMS=2
> 2010-11-01 15:48:56 [8728] [6] DEBUG: AT2[1]: <-- OK
> 2010-11-01 15:48:56 [8728] [6] DEBUG: AT2[1]: TP-Validity-Period: 24.0
> hours
> 2010-11-01 15:48:56 [8728] [6] DEBUG: AT2[1]: --> AT+CMGS=132^M
> 2010-11-01 15:48:56 [8728] [6] DEBUG: AT2[1]: <-- AT+CMGS=132>
> 2010-11-01 15:48:56 [8728] [6] DEBUG: AT2[1]: send command status: 1
> 2010-11-01 15:48:56 [8728] [6] DEBUG: AT2[1]: -->
> 0011000C919343301007120000A786C43088980651CB6FF25BFED681A0EFF418FD03B9DF6ED09CFE0689CBEE320B946683C66FF9FC0
>
> D22A74153FA5B9E0E83C86536FB1496D3CBA0B05DFE03A5DD697DFA0D4AB3413990FB6D2FB7C5F2B20B347CCBC9E9303B4DFFB94050F9DBEC02818CF2B07B5C9E8FDF20A80B444C83A8E537F92D7F
> 03
> 2010-11-01 15:48:56 [8728] [6] DEBUG: AT2[1]: --> ^Z
> 2010-11-01 15:49:00 [8728] [6] DEBUG: AT2[1]: <-- >
> 0011000C919343301007120000A786C43088980651CB6FF25BFED681A0EFF418FD03B9DF6ED09CFE0689CBEE320B946683C66FF9F
>
> C0D22A74153FA5B9E0E83C86536FB1496D3CBA0B05DFE03A5DD697DFA0D4AB3413990FB6D2FB7C5F2B20B347CCBC9E9303B4DFFB94050F9DBEC02818CF2B07B5C9E8FDF20A80B444C83A8E537F92D
> 7F03
> 2010-11-01 15:49:00 [8728] [6] DEBUG: AT2[1]: <-- +CMGS: 6
> 2010-11-01 15:49:00 [8728] [6] DEBUG: AT2[1]: <-- OK
> 2010-11-01 15:49:00 [8728] [6] DEBUG: AT2[1]: send command status: 0
>
>
> --
>
> Andrea GARZENA
> Ufficio nuove tecnologie e servizi innovativi
> Area Information Technology
> Politecnico di Torino
> [email protected]
> +39 (0)11 090 7826
>
>
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