What on Earth is Session Zero?

Alex Pelts alexp "at" broadcom.com
Tue Nov 1 23:29:32 2005


Do you by any chance have cisco vpn client installed? If you do, check 
if firewall checkbox is unchecked. If it is checked, firewall is active 
even when vpn connection is not.

Thanks,
Alex


Stephen wrote:
> ----- Original Message -----
> From: "William Hooper" <whooper "at" freeshell.org>
> To: <vnc-list "at" realvnc.com>
> Sent: Tuesday, November 01, 2005 9:32 PM
> Subject: Re: What on Earth is Session Zero?
> 
> 
> 
>>Please send replies to the list.
>>
>>Stephen wrote:
>>
>>>>>Inbound Services
>>>>>#  Enable  Service Name  Action  LAN Server IP address  WAN Users  Log
>>>>> 1   Yes Any(ALL)  ALLOW always  192.168.0.2  Any  Always
>>>>>2   Yes Any(ALL)  ALLOW always  192.168.0.3  Any  Always
>>>>>Default  Yes  Any  BLOCK always  Any  Any  Never
>>>>
>>>>What brand and model of router?
>>>
>>>Netgear DG834GT
>>
>>Thanks.
>>
>>According to the Netgear manual, you should be creating new services to
>>forward specific ports from the internet to your internal machine.  Take a
>>look at about page 5-12 for more information.
>>
>>
>>>>Without more information, I would say your problem is that you are
>>>>trying to forward all the ports to two machines, so your router is
>>>>ignoring the second machine.
>>>
>>>I wasn't aware of this. I run Windows Media Encoder on both machines
> 
> (not
> 
>>>at the same time). This includes Windows Media Server, and remote
>>>connections from Windows Media Player are accepted by either machine.
> 
> The
> 
>>>router does not ignore the second machine in this case, nor for any
>>>applications running on it, like Internet Explorer or Winamp.
>>
>>Internet Explorer and Winamp don't provide services to the Internet, so
>>they wouldn't have an issue.
>>
>>
>>>I will try swapping the ethernet cables on the router and see what
>>>happens.
>>
>>The ethernet cables have nothing to do with this.  It is the order the
>>firewall rules are applied.  Your existing rules appear to forward every
>>port from the internet to your 192.168.0.2 machine.  This probably isn't
>>desired.
> 
> 
> But is it not the case that if I swap the ethernet plugs on the router then
> my XP machine will become 192.168.0.2, and the ME machine will be
> 192.168.0.3 ?
> 
> That might be enough to get things going, until I can figure out how on
> earth I'm supposed to know every single port that every other program might
> need so that I can do selective port forwarding.
> 
> [snip]
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