Re: VPN
From: Steven L Umbach (n9rou_at_nospam-comcast.net)
Date: 04/12/04
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Date: Mon, 12 Apr 2004 20:35:45 GMT
OK. The internal ICF firewall in XP should not need any additional configuration for
pptp I believe as it will allow outbound access. If you are using a different
software firewall you may need to configure it, but usually it would prompt you when
it detected a new application trying to access the internet. --- Steve
"sunday" <anonymous@discussions.microsoft.com> wrote in message
news:1bbee01c420cc$a88719e0$a101280a@phx.gbl...
> Thanks Steven for your quick response.
>
> I have now configured protocol 47 gre in my pix to permit
> connections.
> I am using a dial up from my home and i dont have any
> external router/ firewall setup at home. Should i need to
> check for any internal firewall/ router in the XP box at
> home. ( If so how do i find it )
> I will also try to connect through PPTp instead of auto
> when i reach home today.
> I use kiwisyslog , hope that may help me to look into the
> dropped/ blocked ones once i try this tonight.
> I will update you the outcome. In the meantime, if you
> have answers on the above. Let me know. Appreciate again
> for your response.
>
> Thanks
> Sunday
>
> >-----Original Message-----
> >I am not familiar with pix, but you may need to configure
> your router device at home
> >to allow pptp passthrough if it has that option and at
> the office you need to let the
> >firewall allow port 1723 tcp and protocol 47 GRE or
> sometimes referred to as pptp
> >passthrough. I see you have port 1723 configured, so
> maybe you just have to configure
> >protocol 47 GRE. The pix will also need to port forward
> to the proper computer on
> >your office lan by it's IP address. Also configure your
> XP home VPN connectoid to use
> >"pptp" as type of vpn instead of auto as it will try
> using l2tp first by default. It
> >may also be helpful to look in the logs of your pix
> firewall to see what packets are
> >being dropped/blocked. The link below may be helpful. ---
> Steve
> >
> >http://www.microsoft.com/resources/documentation/WindowsSe
> rv/2003/enterprise/proddocs/en-us/Default.asp?
> url=/resources/documentation/WindowsServ/2003/enterprise/pr
> oddocs/en-us/sag_vpn_und13.asp
> >
> >
> >"Sunday" <anonymous@discussions.microsoft.com> wrote in
> message
> >news:1b71c01c420b6$85185e80$a401280a@phx.gbl...
> >> I have a windows XP Home edition at home and is trying
> to
> >> connect to a computer running windows 2000 professional
> in
> >> the office.
> >>
> >> I have enabled the VPN to accept connections in the
> >> Windows 2000 professional. When i try to connect from my
> >> XP i get errors. I have a PIX 501 firewall in between. I
> >> have updated my firewall with the below lines. Still i
> get
> >> the errors.
> >> access-list 101 permit tcp any host 192.168.0.5 eq 1723
> >> access-list 101 permit tcp any host 216.x.x.x eq 1723
> >> access-list 101 permit udp any host 216.x.x.x eq 1723
> >> access-list 101 permit udp any host 192.168.0.5 eq 1723.
> >> Is their any thing i need to do at my XP or Windows 2000
> >> or the PIX for me to enable a VPN connection from my
> home
> >> to the office.
> >>
> >> Thanks
> >> Sunday
> >>
> >
> >
> >.
> >
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