[exim-dev] [Bug 2665] SMTP timeout after sending data block

Top Page
Delete this message
Reply to this message
Author: admin
Date:  
To: exim-dev
Old-Topics: [exim-dev] [Bug 2665] New: SMTP timeout after end of data
Subject: [exim-dev] [Bug 2665] SMTP timeout after sending data block
https://bugs.exim.org/show_bug.cgi?id=2665

--- Comment #19 from Joseph Diffin <Joseph.diffin@???> ---
(In reply to Joseph Diffin from comment #18)
> (In reply to Jeremy Harris from comment #17)
> > The first of the two smtp connections shown is taking a timeout
> > "after end of data" - and it is after 10 minutes, which is the default value
> > for the relevant option.
> >
> > We can't tell if the data (and terminating dot) made it to the far end
> > (and the remote MTA choked), or our kernel wasn't able to send it on the
> > wire (cf. Phil's point in comment 10). A packet capture would show for sure,
> > but care over data redaction would be needed before sharing one here
> > (the TCP headers for the one connection only, plus ICMPs. And maybe
> > obfuscating IP addresses and MAC addresses too).
> >
> > The remote MTA log might (or not) be helpful. It isn't an Exim.
>
> Thanks for all the help so far - we're requesting packet captures to be set
> up at the customer end and at our end. I'll update the ticket as soon as we
> have put it place and analysed the outputs


The customer had already obtained packet captures  - this is what they've
provided :
From: EE-Perk <EEPerk@???>
Reply-To: EEPerk@???
To: xxxx.xxxx@???
Message-ID:
<010201754ff70f34-59ac34b4-e459-4214-961e-870f6fc5b310-000000@???>
Subject: Password Reset
MIME-Version: 1.0
Content-Type: multipart/mixed; 
                boundary="----=_Part_38654425_2143421832.1603364387718"
extra_params:
{"trackOpens":true,"extraparams":{"authkey":"12a3cd31-afab-4349-9f87-590342f53444","x_req_origin_time":"2020-10-22
10:40:11.722","channel":19,"destination":"xxxx.xxxx@???","templateId":"92","main_tid":"80ac5aed-a2ee-427a-92f4-5c171d04c264","userid":101837,"tid":"80ac5aed-a2ee-427a-92f4-5c171d04c264","sid":"6101_3672","report_info":{"request_source":3,"source_tid":"1a7f2f01-0546-4e60-9a73-d9731e9f6863"},"routerName":"","outbound_notification_events":["SENT","DELIVERED","REJECTED"],"routerId":"","teamid":1949,"noOfMessages":1,"_nodetid":"80ac5aed-a2ee-427a-92f4-5c171d04c264","destinationType":"email","notificationurl":"https://perk.ee.co.uk/imiconnect/EmailReciept","messagePriority":1,"groupid":1278,"sfeSessionInfo":"transid::1a7f2f01-0546-4e60-9a73-d9731e9f6863_8687_13628","api_version":"V1","sourceTid":"1a7f2f01-0546-4e60-9a73-d9731e9f6863","sfe_dr":0,"mt_trans_date":"2020-10-22
10:40:11.723","evtid":"9","servicekey":"652d8732-9c7d-11e7-bf0b-0213261164bb","corelationid":"798002","apiDestination":"xxxx.xxxx@???","flowid":"3672","txn_log_level":0},"clientId":754,"appId":"a_636419409202285866","cha


If we compare this to the example we see
1376  extra_params:
{"trackOpens":true,"extraparams":{"authkey":"12a3cd31-afab-4349-9f87-590342f53444","x_req_origin_time":"2020-10-24
12:31:51.879","channel":19,"destination":"xxxx.xxxx@???","templateId":"84","main_tid":"b9ef785e-35ea-4e61-a007-fad4aea7e341","userid":101837,"tid":"b9ef785e-35ea-4e61-a007-fad4aea7e341","sid":"6101_3672","report_info":{"request_source":3,"source_tid":"b75b8e8f-870b-4f1b-b82b-0e8cdf900665"},"routerName":"","outbound_notification_events":["SENT","DELIVERED","REJECTED"],"routerId":"","teamid":1949,"noOfMessages":1,"_nodetid":"b9ef785e-35ea-4e61-a007-fad4aea7e341","destinationType":"email","notificationurl":"https://perk.ee.co.uk/imiconnect/EmailReciept","messagePriority":1,"groupid":1278,"sfeSessionInfo":"transid::b75b8e8f-870b-4f1b-b82b-0e8cdf900665_8687_13628","api_version":"V1","sourceTid":"b75b8e8f-870b-4f1b-b82b-0e8cdf900665","sfe_dr":0,"mt_trans_date":"2020-10-24
12:31:51.880","evtid":"9","servicekey":"652d8732-9c7d-11e7-bf0b-0213261164bb","corelationid":"802205","apiDestination":"xxxx.xxxx@???","flowid":"3672","txn_log_level":0},"clientId":754,"appId":"a_636419409202285866","cha
This is the part being "dropped"
nnel":"email","serviceKey":"652d8732-9c7d-11e7-bf0b-0213261164bb","trackClicks":false,"serviceId":6101,"tid":"b9ef785e-35ea-4e61-a007-fad4aea7e341","status":1,"ts":"2020-10-24T12:31:51.886Z"}

I'll provide another update when we carry out our packet capture

--
You are receiving this mail because:
You are on the CC list for the bug.