Really really thank you for your help. I using the IP rather than the name for EMAIL_HOST and its worked and its probably DNS problem. Thanks again. Best regards .
On Thursday, January 8, 2015 at 2:20:29 PM UTC+3:30, James Schneider wrote: > > After a bit of reflection, I actually think the 'telnet' test would be a > good one to run before troubleshooting your code any further. Many ISP's > block port 25 going out to the Internet because that is the default port > used for SMTP communication between SMTP servers to relay mail. Spammers > use this port to directly send mail to remote servers, hence the reason it > is blocked. I would try 587 as an alternative, as it appears your mail > provider offers it. You may still need to set EMAIL_USE_TLS to False for it > to work though. If you run the 'telnet mail.pep.co.ir 25' test and it > comes back with 'connection refused' or just seems to hang without > displaying the "220 CMS5...", then the alternate port will likely be (at > least part of) your solution. > > Sorry to get so far down into the technical muck, but these are the things > that I would be trying in your situation. > > -James > > On Thu, Jan 8, 2015 at 2:33 AM, James Schneider <jrschn...@gmail.com > <javascript:>> wrote: > >> Thanks. >> >> I can see from the traceback that you have EMAIL_USE_TLS set to True, >> but you also have EMAIL_PORT set to 25. It doesn't appear that your email >> server supports TLS via port 25: >> >> $ openssl s_client -starttls smtp -connect mail.pep.co.ir:25 >> CONNECTED(00000003) >> didn't found starttls in server response, try anyway... >> <hang> >> >> I checked the other standard ports (tcp/465 and tcp/587) and they don't >> seem to offer SSL/TLS encryption either. I wouldn't necessarily recommend >> setting EMAIL_USE_TLS to False, although you could instead set >> EMAIL_USE_SSL to True and see if that works for you. >> >> My guess is that your SMTP host does not support any sort of encrypted >> connection. I would check their documentation to see if that is the case. >> You can also check your (working) email client settings (assuming you are >> using the same SMTP server) to see if any SSL/TLS settings are enabled. If >> neither SSL or TLS are enabled in your client (which I suspect is the case >> unless you are using MAPI/RPC via MS Outlook/Exchange), then you may >> consider setting EMAIL_USE_TLS to False and re-run the test. Note that this >> will send your password across the Internet in clear text (unless the >> server is using CRAM-MD5 for challenge/response authentication, but still >> not a great idea). You could potentially change your SMTP password >> temporarily when you disable EMAIL_USE_TLS and change it back afterwards to >> be safe. If there is no encryption set in your email client, I wouldn't >> worry about changing the password since your email client is probably >> sending it out every 10 minutes anyway. >> >> When you say 'python shell' do you mean an actual Python shell (ie. just >> typing python and manually importing the send_mail function) or are you >> starting a Python shell via 'python manage.py shell'? If you are using a >> vanilla python shell (no manage.py), the send_mail function may be relying >> on defaults since it won't take into account your settings.py file (which >> may try to relay through a local SMTP server on localhost, I haven't >> looked). If you are starting it through the manage.py shell, then I'm not >> sure where to go from there other than twiddling the settings I mentioned. >> >> Does the traceback come back immediately when you execute the view, or >> does it seem like it needs a fair amount of time to 'time out' (several >> seconds or probably more)? If it is the former, we're probably still >> looking at a DNS problem, if it is the latter, my guess is the >> EMAIL_USE_TLS variable being set to True. >> >> Since you have shell access, you could also potentially test the >> connection directly using the command: >> >> $ telnet mail.pep.co.ir 25 >> Trying 79.175.161.174... Connected to mail.pep.co.ir. Escape character >> is '^]'. 220 CMS5 HighMail ESMTP Service, Version: 2008.8.0.0.4 ready at >> Thu, 8 Jan 2015 13:55:59 +0330 ehlo pep.co.ir 250-CMS5 says hello >> 250-DSN 250-AUTH LOGIN CRAM-MD5 250-AUTH=LOGIN 250 ok >> >> I typed 'ehlo pep.co.ir' after the initial connection to show the >> various authentication schemes and operations offered by the SMTP server. >> Just type quit to exit. If you do test it, as long as you get the "220 CMS5 >> HighMail ESMTP..." line, you should be in good shape. Normally I would >> expect to see "250-STARTTLS" as one of the options (indicating TLS is >> supported). >> >> Another option would be to try using the IP rather than the name for >> EMAIL_HOST. In this case it would be '79.175.161.174' from your nslookup >> command earlier. This 'should' bypass the DNS query to resolve the >> EMAIL_HOST to an IP address (since it is already an IP). If that works, >> then you definitely have some kind of DNS issue. >> >> -James >> >> >> >> On Thu, Jan 8, 2015 at 1:14 AM, Hossein Rashnoo <mhr...@gmail.com >> <javascript:>> wrote: >> >>> Thank you for your reply, it seems that every thing is ok: >>> $ nslookup mail.pep.co.ir <http://mail.xxxxxx.ir/> >>> >>> Server: 10.252.84.50 >>> Address: 10.252.84.50#53 >>> >>> Non-authoritative answer: >>> Name: mail.pep.co.ir >>> Address: 79.175.161.174 >>> >>> >>> and: >>> >>> $ python manage.py shell >>> >>> >>> import socket >>> >>> socket.gethostbyname("mail.pep.co.ir") >>> '79.175.161.174' >>> >>> I attach the whole traceback with this reply.thank you. >>> >>> >>> On Thursday, January 8, 2015 12:08:26 PM UTC+3:30, James Schneider wrote: >>> >>>> Can you send the whole traceback? >>>> >>>> Name resolution errors indicate an issue with DNS reachability, or a >>>> domain name incorrectly entered somewhere. I'm assuming that you are >>>> running the shell on the same server that is running your Django instance? >>>> You should be able to do the following on the server where Django is >>>> running: >>>> >>>> $ python manage.py shell >>>> >>> import socket >>>> >>> # checks if name resolution is working at all >>>> >>> socket.gethostbyname('www.google.com') >>>> '74.125.20.105' >>>> >>> # note you may get a different IP address >>>> >>> >>>> >>> # check if your email host value is resolvable >>>> >>> socket.gethostbyname("mail.xxxxxx.ir") >>>> Traceback (most recent call last): >>>> File "<console>", line 1, in <module> >>>> gaierror: [Errno -5] No address associated with hostname >>>> >>> >>>> >>>> Obviously I received an error here since I used the masked value you >>>> provided. You should get an IPv4/IPv6 address back, or an error similar to >>>> the one you posted. >>>> >>>> You can also do a quick check if you have shell or command prompt >>>> access available on your server outside of Python: >>>> >>>> $ nslookup www.google.com >>>> Server: 127.0.1.1 >>>> Address: 127.0.1.1#53 >>>> >>>> Non-authoritative answer: >>>> Name: www.google.com >>>> Address: 74.125.239.112 >>>> Name: www.google.com >>>> Address: 74.125.239.114 >>>> Name: www.google.com >>>> Address: 74.125.239.113 >>>> Name: www.google.com >>>> Address: 74.125.239.116 >>>> Name: www.google.com >>>> Address: 74.125.239.115 >>>> >>>> $ nslookup mail.xxxxxx.ir >>>> Server: 127.0.1.1 >>>> Address: 127.0.1.1#53 >>>> >>>> ** server can't find mail.xxxxxx.ir: NXDOMAIN >>>> >>>> An NXDOMAIN response means that the domain is either typed incorrectly, >>>> or just doesn't exist out on the wild Internet (or wherever your DNS >>>> server >>>> recursively looks for you) >>>> >>>> That command should work on Windows and most Linux distributions (some >>>> Linux systems include the 'host' command as an alternative if BIND tools >>>> are installed). The output may be formatted differently but should provide >>>> similar information. >>>> >>>> The full traceback for the error will likely be most helpful, though. >>>> >>>> >>>> -James >>>> >>>> On Thu, Jan 8, 2015 at 12:08 AM, Hossein Rashnoo <mhr...@gmail.com> >>>> wrote: >>>> >>>>> Hi >>>>> I use this settings to send email: >>>>> >>>>> settings.py >>>>> EMAIL_HOST = "mail.xxxxxx.ir" >>>>> EMAIL_PORT = "25" >>>>> EMAIL_HOST_USER = "xx...@xxx.ir" >>>>> EMAIL_HOST_PASSWORD = "xxxxxxxx" >>>>> EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend' >>>>> DEFAULT_FROM_EMAIL = 'xx...@xxx.ir' >>>>> >>>>> and in python shell: >>>>> from django.core.mail import send_mail >>>>> send_mail('test', 'hello', 'xx...@xxx.ir', ['mye...@gmail.com']) >>>>> >>>>> And its successfully sent But when i use that two line code in view, i >>>>> got this error: >>>>> gaierror at /userforget/ >>>>> >>>>> [Errno -3] Temporary failure in name resolution >>>>> >>>>> >>>>> Please help me. >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Django users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to django-users...@googlegroups.com. >>>>> To post to this group, send email to django...@googlegroups.com. >>>>> Visit this group at http://groups.google.com/group/django-users. >>>>> To view this discussion on the web visit https://groups.google.com/d/ >>>>> msgid/django-users/6aaaeaac-dc68-477a-b2d7-7b2821097c36% >>>>> 40googlegroups.com >>>>> <https://groups.google.com/d/msgid/django-users/6aaaeaac-dc68-477a-b2d7-7b2821097c36%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> >>>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Django users" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to django-users...@googlegroups.com <javascript:>. >>> To post to this group, send email to django...@googlegroups.com >>> <javascript:>. >>> Visit this group at http://groups.google.com/group/django-users. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/django-users/c3f6d078-c5d7-48f2-812a-9c078ac50a34%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/django-users/c3f6d078-c5d7-48f2-812a-9c078ac50a34%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> > -- You received this message because you are subscribed to the Google Groups "Django users" group. 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