Re: Tight VNC not responding after IP change( Windows Server 2012 R2)

It could be a NAT redirection of port 5900 (or whaever port your server 
is listening on) which need to be updated on your routeur/firewall.
Best regards
Jean-Louis

On 09/02/2016 16:03, Patrick Shoaf wrote:
> Could also be a DNS problem.  If trying to connect by Name, try by 
> IP.  Can you ping or reach other items on 2012 Server?  VNC and Remote 
> Desktop are not happy with one another.  I have lost VNC connections 
> anytime someone opens a RDP session to a Windows machine.
>
> *Patrick Shoaf*
> IT Special Projects
> [email protected] <mailto:[email protected]>
>
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>
> On 2/9/2016 5:47 AM, Hogren wrote:
>> Nishan,
>>
>> It's may be a configuration line to change in Firewall.
>> Enter in your Firewall administration interface and change all line 
>> concerning the old IP address. Enter the new IP address in place of 
>> the old.
>>
>> Bye,
>> Hogren
>>
>> Le 09/02/2016 11:30, Nishan Perera a écrit :
>>>
>>> Hi Hogren,
>>>
>>> The server is behind a firewall.
>>> My Computer (TVNC viewer) ---->Switch---->Firewall----> Windows 
>>> Server 2012 R Server (TVNC server)
>>>
>>> Yes I tried restarting service. Also completely un-install TVNC 
>>> server and re installed. Windows registry cleanup done. Still no 
>>> progress.
>>> Previous IP address was on different switch+ different VLAN. Current 
>>> IP address is on different VLAN+switch.
>>>
>>> Thank you
>>> Nishan
>>>
>>> Inactive hide details for Hogren ---02/09/2016 03:29:08 PM---Le 
>>> 09/02/2016 04:28, Nishan Perera : >Hogren ---02/09/2016 03:29:08 
>>> PM---Le 09/02/2016 04:28, Nishan Perera : >
>>>
>>> From: Hogren <[email protected]>
>>> To: [email protected]
>>> Date: 02/09/2016 03:29 PM
>>> Subject: Re: Tight VNC not responding after IP change( Windows 
>>> Server 2012 R2)
>>>
>>> ------------------------------------------------------------------------
>>>
>>>
>>>
>>>
>>>
>>> Le 09/02/2016 04:28, Nishan Perera :
>>> >
>>> > Hi all,
>>> >
>>> > I have install Tight VNC latest version on Windows Server 2012 R2 and
>>> > it was working fine. Later I change the IP address (IPV 4) now can 
>>> not
>>> > connect with the server using Tight VNC viewer. How can I correct 
>>> this
>>> > problem?
>>> >
>>> > Thank you
>>> > Nishan
>>> >
>>>
>>> Hello Nishan,
>>>
>>> What is your physical configuration ? What is between your two machines
>>> (a switch, a router, a WAN, etc.) ?
>>>
>>> Did you restart the service ? Did you restart your server ?
>>>
>>> Give us as much information as possible.
>>>
>>> Bye !
>>>
>>> Hogren
>>>
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>>
>>
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>
>
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-- 
Jean-Louis Oneto
email: [email protected]

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