Re: VPN problem

Tech-Archive recommends: Fix windows errors by optimizing your registry

Jimmy,

You might want to take a look ta the link below. Apparently the Linksys
RT31P2 will allow outbound VPN from the network but not allow inbound VPN to
the network.

http://www.vonage-forum.com/ftopic1816.html

--
Merv Porter [SBS MVP]
===================================
"James Gillespie" <gillespieranch@xxxxxxxxxxx> wrote in message
news:%23IzcnEekFHA.3064@xxxxxxxxxxxxxxxxxxxxxxx
>I have manually configured the router and have all other forwarding working
>fine. How does one allow for GRE protocol 47? I have the router enabled
>for PPPTP pass through but have not found a way to specifically allow GRE?
>
> thanks for your help
>
> Jimmy
>
> ""Charles Yang [MSFT]"" <v-chayan@xxxxxxxxxxxxxxxxxxxx> wrote in message
> news:JIrpXJZkFHA.3120@xxxxxxxxxxxxxxxxxxxxxxxx
>>
>>
>> Hi Jimmy,
>>
>> Welcome to our SBS newsgroup.
>>
>> Issue description:
>>
>> I understand that you encountered error 721 800 628 when establish VPN
>> connection to SBS server.
>>
>> Analyzing:
>>
>> It seems your SBS server is set up with Linksys router and one NIC
>> installed on your SBS 2003. As I know, the linksys did have some known
>> issue on VPN connections. You might encounter error 721. This means the
>> GRE
>> protocol and port 1723 is not open correctly on router. In addition, can
>> I
>> assume that you are using SBS 2003 standard, if you use SBS 2003 premium,
>> you could not use one NIC with firewall clients installed on SBS domain,
>> it
>> might cause many unexpected issue.
>>
>> Suggestions:
>>
>> For the VPN issue, please refer to my suggestions below:
>>
>> Generally speaking, this issue might be caused by the port on the router
>> or
>> SBS 2003 is not properly allowed. you can rerun CEICW and remote access
>> wizard on the SBS 2003 server, and then run the VPN client connection
>> from
>> the client side you can enable the VPN connection on the remote user,
>> please refer to the following KB articles for more detailed information:
>>
>> 825763 How to configure Internet access in Windows Small Business Server
>> 2003
>> http://support.microsoft.com/?id=825763
>>
>> As you have a hardware router installed on your SBS 2003 domain, can I
>> assume that you configure the router via CEICW automatically if so,
>> please
>> configure it manually to open the port 1723 and GRE protocol 47 on
>> router,
>> We have confirmed with CISCO company, some of the Upnp router did have
>> known issue, if you configure via CEICW automatically.
>>
>> I appreciate your understanding on this issue, if you have any further
>> concerns; please feel free to let me know. I will be here waiting for
>> your
>> updates. It's my pleasure to be of any further assistance.
>>
>> Best regards,
>>
>> Charles Yang (MSFT)
>>
>> Microsoft CSS Online Newsgroup Support
>>
>> Get Secure! - www.microsoft.com/security
>>
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>
>


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