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No process listening on port 445

Author
2 Mar 2009 5:06 PM
Axel Bender
Hi!

I have the following problem on just one computer (Windows XP SP3):

net use * \\<ip>\<share> /u:<user> <pass>

produces "Error 67 - Network path not found". Works ok on all other computers.

It seems that SMB is not served on port 445, i.e.

netstat -an

on the "bad" computer shows no activity on port 445 ("UDP  0.0.0.0:445  *:*", or
"TCP 0.0.0.0:445  0.0.0.0.:0" rsp. don't even show up).

The mapping - for security reasons - has to be made via CIFS (DMZ, Firewall).

Actions so far:

1) Reinstalled TCP/IP
2) Checked HKLM\System\CurrentControlSet\Services\NetBT\Parameters\TransportBindName
    => value is correct with "\Device\"
3) Checked settings under WINS tab => CIFS is allowed (NetbiosOptions = 0)
4) Client for Microsoft Network is installed and running
5) No errors in the event log.

Any ideas?

Axel

Author
3 Mar 2009 3:03 PM
smlunatick
On Mar 2, 5:06 pm, Axel Bender <axel.ben***@cip-kommunal.de> wrote:
Show quoteHide quote
> Hi!
>
> I have the following problem on just one computer (Windows XP SP3):
>
> net use * \\<ip>\<share> /u:<user> <pass>
>
> produces "Error 67 - Network path not found". Works ok on all other computers.
>
> It seems that SMB is not served on port 445, i.e.
>
> netstat -an
>
> on the "bad" computer shows no activity on port 445 ("UDP  0.0.0.0:445  *:*", or
> "TCP 0.0.0.0:445  0.0.0.0.:0" rsp. don't even show up).
>
> The mapping - for security reasons - has to be made via CIFS (DMZ, Firewall).
>
> Actions so far:
>
> 1) Reinstalled TCP/IP
> 2) Checked HKLM\System\CurrentControlSet\Services\NetBT\Parameters\TransportBindName
>     => value is correct with "\Device\"
> 3) Checked settings under WINS tab => CIFS is allowed (NetbiosOptions = 0)
> 4) Client for Microsoft Network is installed and running
> 5) No errors in the event log.
>
> Any ideas?
>
> Axel

What is your Internet security / firewall / anti-virus software?  Some
will / may block the SMB protocol.
Author
3 Mar 2009 4:54 PM
Axel Bender
smlunatick wrote:
Show quoteHide quote
> On Mar 2, 5:06 pm, Axel Bender <axel.ben***@cip-kommunal.de> wrote:
>> Hi!
>>
>> I have the following problem on just one computer (Windows XP SP3):
>>
>> net use * \\<ip>\<share> /u:<user> <pass>
>>
>> produces "Error 67 - Network path not found". Works ok on all other computers.
>>
>> It seems that SMB is not served on port 445, i.e.
>>
>> netstat -an
>>
>> on the "bad" computer shows no activity on port 445 ("UDP  0.0.0.0:445  *:*", or
>> "TCP 0.0.0.0:445  0.0.0.0.:0" rsp. don't even show up).
>>
>> The mapping - for security reasons - has to be made via CIFS (DMZ, Firewall).
>>
>> Actions so far:
>>
>> 1) Reinstalled TCP/IP
>> 2) Checked HKLM\System\CurrentControlSet\Services\NetBT\Parameters\TransportBindName
>>     => value is correct with "\Device\"
>> 3) Checked settings under WINS tab => CIFS is allowed (NetbiosOptions = 0)
>> 4) Client for Microsoft Network is installed and running
>> 5) No errors in the event log.
>>
>> Any ideas?
>>
>> Axel
>
> What is your Internet security / firewall / anti-virus software?  Some
> will / may block the SMB protocol.

Windows Firewall is off.
Antivirus: Avira Premium (this runs on all other computers too - w/o any problems)

I think this is some kind of a kinky Registry problem...

Thanks for your words.

Axel