See attached SIP trace.
Note, i have obfuscated source and destination number and IPs etc. due
to privacy reasons.
Thank you.
On Wed, Dec 24, 2014 at 10:36 AM, Muhammad Shahzad <
shaheryarkh(a)gmail.com> wrote:
OK, i will upgrade my staging server and do
some testing.
The acc module does not post records anywhere, neither syslog nor db.
The problem is happening to all calls (not any specific call).
Regarding the FROM header, the only change done is to add "+" to
callerid (after replacing 00 if present), this is extensively tested
feature in past 6 months.
I have analyzed all the SIP packets in call using ngrep, they all seem
perfectly fine. All packets (request + reply) are correctly received and
forwarded by kamailio. Unfortunately i deleted them and need to get new
trace. I will send it to you in the afternoon.
Thank you.
On Tue, Dec 23, 2014 at 10:10 PM, Daniel-Constantin Mierla <
miconda(a)gmail.com> wrote:
> Hello,
>
> you can try with latest git branch 4.2 and see the results.
>
> At a quick look between the version you reported to work and the new
> version you run, I couldn't spot a commit that could be the reason.
>
> Do you get the acc record in syslog for INVITE?
>
> How do you set the values for replacing From header? If you load from
> database, be sure the values are valid. I see the uac module complains
> about restoring operation. It might be the reason for the issues -- config
> could be ok, but the subscriber data wrong.
>
> You should save the traffic for a while and check the packets for
> missing records -- you can use tools such as tcpdump, sipgrep, ngrep to
> store the traffic in a file for later analysis. When you find a missing
> record, search in the file with the sip traffic and see if something is
> broken there.
>
> Cheers,
> Daniel
>
>
> On 23/12/14 21:45, Muhammad Shahzad wrote:
>
> Hi,
>
> About 3 weeks ago i upgraded one of my production server with latest
> stable kamailio version 4.2.1-fad00a. Now i am getting a lot of complaints
> about missing CDR events in ACC table. I observe following problems,
>
> 1. There are only BYE records in acc table, no record for INVITE or
> ACK.
> 2. In kamailio logs when ACK is received against 200 OK response for
> INVITE, i see following errors,
>
> --
> ERROR: <core> [parser/parse_from.c:113]: parse_from_uri(): failed to
> parse From uri
> ERROR: pv [pv_core.c:434]: pv_get_xto_attr(): cannot parse From URI
> NOTICE: <script>: [udp:<null>@1.0.0.127:5060]: Call from '
> you(a)kamailio.org' to 'you(a)kamailio.org' has been hanged up by
> '<null>' at '1419364717.255484'
> --
>
> Of course all these errors are bogus, I have checked all headers in
> ACK (not just FROM header), they all seem perfectly fine and valid.
>
> 3. Then the dialog times out,
>
> --
> WARNING: dialog [dlg_handlers.c:1440]: dlg_ontimeout(): timeout for
> dlg with CallID '6D8BD23CAC65AE3C1DE1D0B531F87B8CFEAA9CB9' and tags
> '1D3ECD34F5731AB845BA3064AC95BB2D'
> '7f55e81e0630-100007f-13c4-6009-2440a4-5fa31570-2440a4'
> --
>
> 4. Any further sequential requests complain about "unable to find
> dialog", e.g.
>
> --
> NOTICE: <script>: Sequencial 'BYE' request received from caller
> ERROR: uac [replace.c:591]: restore_uri(): new URI [] shorter than old
> URI [sip:00xxxxxxxxxx@sip.domain.com]
> WARNING: dialog [dlg_handlers.c:1174]: dlg_onroute(): unable to find
> dialog for BYE with route param '5ae1.d595' [7845:22877]
> --
>
> 5. However the acc record for BYE is written to db and log file,
>
> --
> NOTICE: acc [acc.c:318]: acc_log_request(): ACC: transaction answered:
>
timestamp=1419364760;method=BYE;from_tag=7f55e81e0630-100007f-13c4-6009-2440a4-5fa31570-2440a4;to_tag=1D3ECD34F5731AB845BA3064AC95BB2D;call_id=6D8BD23CAC65AE3C1DE1D0B531F87B8CFEAA9CB9;code=200;reason=OK;src_user=00xxxxxxxxxx;src_domain=
>
sip.domain.com
>
;src_ip=xx.xx.xx.xx;dst_ouser=+1xxxxxxxxxx;dst_user=1xxxxxxxxxx;dst_domain=yy.yy.yy.yy
> --
>
>
> The same config was working fine with older version 4.2.0-97cab8.
> The kamailio config i am using is pretty much standard,
>
> --
> #!define FLT_ACC 1
> #!define FLT_ACCMISSED 2
> #!define FLT_ACCFAILED 3
> #!define FLT_DLG 4
>
> ...
>
> modparam("acc", "early_media", 1)
> modparam("acc", "report_ack", 1)
> modparam("acc", "report_cancels", 1)
> modparam("acc", "detect_direction", 1)
> modparam("acc", "log_flag", FLT_ACC)
> modparam("acc", "log_missed_flag", FLT_ACCMISSED)
> modparam("acc", "failed_transaction_flag", FLT_ACCFAILED)
> # log to db
> modparam("acc", "db_flag", FLT_ACC)
> modparam("acc", "db_missed_flag", FLT_ACCMISSED)
> modparam("acc", "db_url", "DBURL")
>
> ...
>
> request_route {
> # per request initial checks
> route(REQINIT);
>
> # NAT detection
> route(NATDETECT);
>
> # handle requests within SIP dialogs
> route(WITHINDLG);
>
> # CANCEL processing
> if (is_method("CANCEL")) {
> if (t_check_trans()) {
> t_relay();
> };
> exit;
> };
>
> #### only initial requests (no To tag) ####
> t_check_trans();
>
> ....
>
> # account only INVITEs
> if (is_method("INVITE")) {
> setflag(FLT_DLG); # create dialog
> setflag(FLT_ACC); # do accounting
> setflag(FLT_ACCFAILED); # ... even if the transaction fails
>
> $avp(dlg_timeout) = 60;
> dlg_manage();
> ....
>
> }
>
> --
>
> Any ideas why its happening? Since it is 3 weeks old so may be
> problem has already been spotted and fixed by someone else. Otherwise let
> me know how can i provide more info to help fix this issue.
>
> Thank you.
>
>
>
>
> _______________________________________________
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listsr-dev@lists.sip-router.orghttp://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-dev
>
>
> --
> Daniel-Constantin
Mierlahttp://twitter.com/#!/miconda -
http://www.linkedin.com/in/miconda
>
>
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