Re: WARN http: snmehl_connect: connect failed to ... Connection refused (error = 111)

From: Roger Xu <wellmetus_at_gmail.com>
Date: Tue, 11 Aug 2009 12:29:39 -0500
Message-ID: <eb64345d0908111029t43c1a0f1u4909b393c94da3b_at_mail.gmail.com>



According to Note 419888.1, something called SE Linux needs to be disabled. But it requires reboot. I will have the sysadmin do that next time we have a chance to reboot the box. I will update the list whenever I have a result. Many thanks to all, esp. Joe and Michael.

On Tue, Aug 11, 2009 at 11:46 AM, Sweetser, Joe <JSweetser_at_icat.com> wrote:

> This is a long shot but have you checked Metalink Note 430200.1?
>
> Strange behavior, for sure.
>
> -joe
> ------------------------------
> *From:* Roger Xu [mailto:wellmetus_at_gmail.com]
> *Sent:* Tuesday, August 11, 2009 10:36 AM
> *To:* Sweetser, Joe
> *Cc:* Michael Fontana; oracle-l_at_freelists.org
>
> *Subject:* Re: WARN http: snmehl_connect: connect failed to ... Connection
> refused (error = 111)
>
>
> Ports are open according to the sys admin -
>
> [root_at_bplnap11 sysconfig]# iptables -L -n|tail -4
>
> ACCEPT tcp -- 0.0.0.0/0 0.0.0.0/0 state NEW tcp
> dpt:1527
>
> ACCEPT tcp -- 0.0.0.0/0 0.0.0.0/0 state NEW tcp
> dpt:1158
>
> ACCEPT tcp -- 0.0.0.0/0 0.0.0.0/0 state NEW tcp
> dpt:3938
>
> REJECT all -- 0.0.0.0/0 0.0.0.0/0 reject-with
> icmp-host-prohibited
>
> [root_at_bplnap11 sysconfig]#
>
>
> On Mon, Aug 10, 2009 at 4:48 PM, Sweetser, Joe <JSweetser_at_icat.com> wrote:
>
>> Ping is probably not using port 3938.
>>
>> Try "telnet <hostname> 3938" and see if you get a prompt. Or check with
>> your sys admin to see if port 3938 is open.
>>
>> Something like this:
>>
>> oracle_at_ora-qp1$ telnet ora-qp1 3938
>> Trying 192.168.1.202...
>> Connected to ora-qp1.icat.com (192.168.1.202).
>> Escape character is '^]'.
>> ^]
>> telnet> quit
>> Connection closed.
>> oracle_at_ora-qp1$ telnet ora-qp1 5527
>> Trying 192.168.1.202...
>> telnet: connect to address 192.168.1.202: Connection refused
>> telnet: Unable to connect to remote host: Connection refused
>> oracle_at_ora-qp1$
>>
>> -joe
>>
>> ------------------------------
>> *From:* oracle-l-bounce_at_freelists.org [mailto:
>> oracle-l-bounce_at_freelists.org] *On Behalf Of *Roger Xu
>> *Sent:* Monday, August 10, 2009 3:40 PM
>> *To:* Michael Fontana
>> *Cc:* oracle-l_at_freelists.org
>> *Subject:* Re: WARN http: snmehl_connect: connect failed to ...
>> Connection refused (error = 111)
>>
>> Ping works. No, it hasn't worked before. In fact, I just manually
>> configured the DC -
>>
>> emca -repos create
>> emca -config dbcontrol dmca -config dbcontrol db
>> Thanks!
>>
>> On Mon, Aug 10, 2009 at 4:13 PM, Michael Fontana <
>> michael.fontana_at_enkitec.com> wrote:
>>
>>> Do a ping the device and port 3938, which seems to be what is being
>>> refused. This could be your network and/or firewall restricting the
>>> transaction.
>>>
>>> Did this just start happening? Has it worked before?
>>>
>>>
>>>
>>> ----- Original Message -----
>>> From: "Roger Xu" <wellmetus_at_gmail.com>
>>> To: oracle-l_at_freelists.org
>>> Sent: Monday, August 10, 2009 3:40:39 PM GMT -06:00 US/Canada Central
>>> Subject: WARN http: snmehl_connect: connect failed to ... Connection
>>> refused (error = 111)
>>>
>>>
>>> Dear List,
>>>
>>> Why am I unable to access Database Control via
>>> http://bplnap11.dpsg.net:1158/em ?
>>>
>>> $ emctl status dbconsole
>>> Oracle Enterprise Manager 10g Database Control Release 10.2.0.4.0
>>> Copyright (c) 1996, 2007 Oracle Corporation. All rights reserved.
>>> https://bplnap11.dpsg.net:1158/em/console/aboutApplication
>>> Oracle Enterprise Manager 10g is running.
>>> ------------------------------------------------------------------
>>> Logs are generated in directory
>>> /oracle/OraHome1/bplnap11.dpsg.net_ups60d0/sysman/log
>>> $ cat /oracle/OraHome1/install/portlist.ini
>>> iSQL*Plus HTTP port number =5560
>>> iSQL*Plus HTTP port number =5560
>>> Enterprise Manager Console HTTP Port (ups60d0) = 1158
>>> Enterprise Manager Agent Port (ups60d0) = 3938
>>> $ tail /oracle/OraHome1/bplnap11.dpsg.net_ups60d0/sysman/log/emdctl.trc
>>> 2009-08-10 15:05:23 Thread-4135143632 WARN http: snmehl_connect: connect
>>> failed to ( bplnap11.dpsg.net:3938 ): Connection refused (error = 111)
>>> 2009-08-10 15:05:27 Thread-4135057616 WARN http: snmehl_connect: connect
>>> failed to ( bplnap11.dpsg.net:3938 ): Connection refused (error = 111)
>>> 2009-08-10 15:05:31 Thread-4135512272 WARN http: snmehl_connect: connect
>>> failed to ( bplnap11.dpsg.net:3938 ): Connection refused (error = 111)
>>> 2009-08-10 15:05:35 Thread-4135721168 WARN http: snmehl_connect: connect
>>> failed to ( bplnap11.dpsg.net:3938 ): Connection refused (error = 111)
>>> 2009-08-10 15:05:39 Thread-4135958736 WARN http: snmehl_connect: connect
>>> failed to ( bplnap11.dpsg.net:3938 ): Connection refused (error = 111)
>>> 2009-08-10 15:05:43 Thread-4135237840 WARN http: snmehl_connect: connect
>>> failed to ( bplnap11.dpsg.net:3938 ): Connection refused (error = 111)
>>> 2009-08-10 15:05:47 Thread-4135012560 WARN http: snmehl_connect: connect
>>> failed to ( bplnap11.dpsg.net:3938 ): Connection refused (error = 111)
>>> 2009-08-10 15:05:51 Thread-4135286992 WARN http: snmehl_connect: connect
>>> failed to ( bplnap11.dpsg.net:3938 ): Connection refused (error = 111)
>>> 2009-08-10 15:05:55 Thread-4135479504 WARN http: snmehl_connect: connect
>>> failed to ( bplnap11.dpsg.net:3938 ): Connection refused (error = 111)
>>> 2009-08-10 15:05:59 Thread-4135233744 WARN http: snmehl_connect: connect
>>> failed to ( bplnap11.dpsg.net:3938 ): Connection refused (error = 111)
>>> $
>>>
>>>
>>>
>>> Thanks,
>>>
>>> Roger Xu
>>>
>>> --
>>>
>>>
>>>
>>>
>>>
>>>
>>> Michael Fontana
>>>
>>> Sr. Technical Consultant
>>>
>>> Enkitec M: 214.912.3709
>>>
>>> enkitec
>>>
>>> oracle_certified_partner
>>>
>>>
>>>
>>>
>>>
>>
>

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Received on Tue Aug 11 2009 - 12:29:39 CDT

Original text of this message