Here is the output of netstat. Looks like the port 25 is listening for smtp


C:\>netstat -a | find "LISTENING"
  TCP    <my machine name>:smtp     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:pop3     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:nntp     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:epmap    <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:microsoft-ds  <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:1025     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:1234     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:2914     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:2915     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:ms-wbt-server  <my machine name>.<my company
domain>.com:0  LISTENIN
  TCP    <my machine name>:4555     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:8080     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:8081     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:netbios-ssn  <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:1036     <my machine name>.<my company
domain>.com:0  LISTENING
  TCP    <my machine name>:5152     <my machine name>.<my company
domain>.com:0  LISTENING

C:\>netstat -n | find "LISTENING"

C:\>netstat -an | find "LISTENING"
  TCP    0.0.0.0:25             0.0.0.0:0              LISTENING
  TCP    0.0.0.0:110            0.0.0.0:0              LISTENING
  TCP    0.0.0.0:119            0.0.0.0:0              LISTENING
  TCP    0.0.0.0:135            0.0.0.0:0              LISTENING
  TCP    0.0.0.0:445            0.0.0.0:0              LISTENING
  TCP    0.0.0.0:1025           0.0.0.0:0              LISTENING
  TCP    0.0.0.0:1234           0.0.0.0:0              LISTENING
  TCP    0.0.0.0:2914           0.0.0.0:0              LISTENING
  TCP    0.0.0.0:2915           0.0.0.0:0              LISTENING
  TCP    0.0.0.0:3389           0.0.0.0:0              LISTENING
  TCP    0.0.0.0:4555           0.0.0.0:0              LISTENING
  TCP    0.0.0.0:8080           0.0.0.0:0              LISTENING
  TCP    0.0.0.0:8081           0.0.0.0:0              LISTENING
  TCP    10.105.152.46:139      0.0.0.0:0              LISTENING
  TCP    127.0.0.1:1036         0.0.0.0:0              LISTENING
  TCP    127.0.0.1:5152         0.0.0.0:0              LISTENING


Sairam


On Wed, Jun 19, 2013 at 1:22 PM, <[email protected]> wrote:

> Try running netstat, I think with the -n option to see what is using that
> port.  It should list out the PID which you can check in task manager then.
>
>
> ------------------------------
> *From: *"Sairam Sankaran" <[email protected]>
> *To: *[email protected]
> *Sent: *Wednesday, June 19, 2013 3:15:34 PM
> *Subject: *Re: Jenkins email notification setup - company domain / james
> not working
>
>
> Yes. I have anti-virus running on that machine.
>
> And for gmail I used 465 for smtp port.
>
> When I telnet to my localhost mail server, I do so on port 25. Looks like
> a possible issue. Do you have any suggestions on freeing that port?
>
>
> Sairam
>
>
> On Wed, Jun 19, 2013 at 1:11 PM, Scott Evans <[email protected]> wrote:
>
>>  If you're running Windows, do you have any sort of virus protection
>> running on your jenkins server box that might be blocking outgoing emails,
>> or possibly port 25 is being blocked on an outgoing request?  I assume when
>> you say you can telnet to the email server machine that you're telnetting
>> to port 25 and can get the email server to respond appropriately?  I've not
>> set up a gmail relay, but does it require a different port than 25?  If so,
>> that may be an indication that something is blocking your outbound
>> communication on port 25.
>>
>> Scott
>>
>>
>> On Wed, Jun 19, 2013 at 3:02 PM, Sairam Sankaran <
>> [email protected]> wrote:
>>
>>> Yes. I have tried w/o authentication. I am unable to move past the
>>> config page because the test fails.
>>> I think it needs authentication. Because when I tried it with gmail, it
>>> failed w/o authentication and worked when I supplied it.
>>>
>>>
>>> Sairam
>>>
>>>
>>> On Wed, Jun 19, 2013 at 1:00 PM, <[email protected]> wrote:
>>>
>>>>  Might sound weird, but have your tried your company mail server
>>>> without using authentication?
>>>>
>>>>
>>>>
>>>> And does it fail even when you try using the test checkbox and send an
>>>> email from the config page?
>>>>
>>>>  ------------------------------
>>>>
>>>> *From: *"Sairam Sankaran" <[email protected]>
>>>> *To: *[email protected]
>>>> *Sent: *Wednesday, June 19, 2013 2:49:59 PM
>>>> *Subject: *Jenkins email notification setup - company domain / james
>>>> not working
>>>>
>>>>  I am trying to setup email notification for my jenkins server for
>>>> build failures.
>>>>
>>>> Things I have tried:
>>>>
>>>> 1) Use my company smtp mail server with authentication - does not work.
>>>> Connection refused. I am able to telnet from jenkins server machine.
>>>>
>>>> 2) Setup my own James mail server. SMTP server - localhost.
>>>> Authentication - admin,admin. Port 25. I see that my SMTP server is
>>>> running. - does not work. Connection refused. I am able to telnet from
>>>> jenkins server machine.
>>>>
>>>> 3) Use my personal gmail account with authentication - Works!!!
>>>>
>>>> I have followed other discussions on this topic but not got an answer.
>>>>
>>>> Some say it may be a firewall issue but I am not sure how to overcome
>>>> it.
>>>>
>>>> Any suggestions are most welcome.
>>>>
>>>>
>>>> Notes:
>>>>
>>>> Error message: javax.mail.MessagingException: Could not connect to
>>>> SMTP host: localhost, port: 25; nested exception is:
>>>> java.net.ConnectException: Connection refused: connect
>>>>
>>>> Thanks,
>>>>
>>>> Sairam
>>>>
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