Re: 2 NIC SBS2003R2 LAN/WAN Firewall Router Connection Failure

Hello Marcus,

Thank you for kind update.

I was just writing to say that I hope everything is going well.

Please do not hesitate to let me know if there's anything else I can do for
you.

Thank you and have a nice day,

Best regards,

Terence Liu(MSFT)

Microsoft CSS Online Newsgroup Support

Get Secure! - www.microsoft.com/security

=====================================================
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=====================================================

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--------------------
| Thread-Topic: 2 NIC SBS2003R2 LAN/WAN Firewall Router Connection Failure
| thread-index: AceTMwrnWRQafAaAQAONzRgJSvc3vA==
| X-WBNR-Posting-Host: 207.46.19.168
| From: =?Utf-8?B?TWFyY3Vz?= <Marcus@xxxxxxxxxxxxxxxxxxxxxxxxx>
| References: <14DE3A58-36A1-44F6-8F44-B79F64E70118@xxxxxxxxxxxxx>
<eGnhawqkHHA.596@xxxxxxxxxxxxxxxxxxxx>
<EA51A443-C393-4A5D-9F3B-78EE3D508E04@xxxxxxxxxxxxx>
<VaOHyAvkHHA.5432@xxxxxxxxxxxxxxxxxxxxxx>
| Subject: Re: 2 NIC SBS2003R2 LAN/WAN Firewall Router Connection Failure
| Date: Thu, 10 May 2007 11:43:03 -0700
| Lines: 225
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|
| Thank you - I shall follow your directions and see how much progress I
make.
|
| Marcus
|
| "Terence Liu [MSFT]" wrote:
|
| > Hello Marcus,
| >
| > Thank you for posting here. And thanks for Merv's inputs.
| >
| > According to your description, I understand that you can not access
your
| > router from internal client or SBS. If I have misunderstood the
problem,
| > please don't hesitate to let me know.
| >
| > Based on my research, I suggest we try the following steps to see if we
can
| > resolve this issue:
| >
| > 1. Please contact your router vendor to check the settings in the
router,
| > may be there are some rule deny the access from some IP addresses or
subnet.
| >
| > 2. Merv's inputs is correct, your network configuration need to change:
| >
| > Please change the IP configuration like following:
| >
| > Firewall-Router (public WAN side), Static Public IP from your ISP
| >
| > Firewall-Router (private LAN side), Static IP 192.168.1.1 subnet
mask
| > 255.255.255.0
| > SBS External NIC, Static IP 192.168.1.2 subnet mask 255.255.255.0
| > gateway 192.168.1.1
| >
| > SBS Internal NIC, Static IP 192.168.16.2 subnet mask 255.255.255.0
| > Workstations, Dynamic IPs 192.168.16.x subnet mask 255.255.255.0
gateway
| > 192.168.16.2
| >
| > Note: the IP192.168.16.2 subnet mask 255.255.255.0 and IP 192.168.1.1
| > subnet mask 255.255.255.0 are not in same subnet, but in different
subnets.
| >
| > 3. Run the CEICW
| > Go through the follow KB and Rerun CEICW again carefully.
| >
| > How to configure Internet access in Windows Small Business Server 2003
| > http://support.microsoft.com/kb/825763/en-us
| >
| > Additional:
| > 1. Please do not uses IP address 192.165.0.0, this is not private IP.
The
| > private IP is 192.168.0.0/16.
| >
| > 2. We do not need to add static route on internal clients or SBS.
| >
| > Hope these steps will give you some help.
| >
| > Thanks and have a nice day!
| >
| > Best regards,
| >
| > Terence Liu(MSFT)
| >
| > Microsoft CSS Online Newsgroup Support
| >
| > Get Secure! - www.microsoft.com/security
| >
| > =====================================================
| > This newsgroup only focuses on SBS technical issues. If you have issues
| > regarding other Microsoft products, you'd better post in the
corresponding
| > newsgroups so that they can be resolved in an efficient and timely
manner.
| > You can locate the newsgroup here:
| > http://www.microsoft.com/communities/newsgroups/en-us/default.aspx
| >
| > When opening a new thread via the web interface, we recommend you check
the
| > "Notify me of replies" box to receive e-mail notifications when there
are
| > any updates in your thread. When responding to posts via your
newsreader,
| > please "Reply to Group" so that others may learn and benefit from your
| > issue.
| >
| > Microsoft engineers can only focus on one issue per thread. Although we
| > provide other information for your reference, we recommend you post
| > different incidents in different threads to keep the thread clean. In
doing
| > so, it will ensure your issues are resolved in a timely manner.
| >
| > For urgent issues, you may want to contact Microsoft CSS directly.
Please
| > check http://support.microsoft.com for regional support phone numbers.
| >
| > Any input or comments in this thread are highly appreciated.
| > =====================================================
| >
| > This posting is provided "AS IS" with no warranties, and confers no
rights.
| >
| > --------------------
| > | Thread-Topic: 2 NIC SBS2003R2 LAN/WAN Firewall Router Connection
Failure
| > | thread-index: AceSxllir8mwn0HeTi6KosyrUcPIbg==
| > | X-WBNR-Posting-Host: 207.46.193.207
| > | From: =?Utf-8?B?TWFyY3Vz?= <Marcus@xxxxxxxxxxxxxxxxxxxxxxxxx>
| > | References: <14DE3A58-36A1-44F6-8F44-B79F64E70118@xxxxxxxxxxxxx>
| > <eGnhawqkHHA.596@xxxxxxxxxxxxxxxxxxxx>
| > | Subject: Re: 2 NIC SBS2003R2 LAN/WAN Firewall Router Connection
Failure
| > | Date: Wed, 9 May 2007 22:45:00 -0700
| > | Lines: 92
| > | Message-ID: <EA51A443-C393-4A5D-9F3B-78EE3D508E04@xxxxxxxxxxxxx>
| > | MIME-Version: 1.0
| > | Content-Type: text/plain;
| > | charset="Utf-8"
| > | Content-Transfer-Encoding: 7bit
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| > | Newsgroups: microsoft.public.windows.server.sbs
| > | Path: TK2MSFTNGHUB02.phx.gbl
| > | Xref: TK2MSFTNGHUB02.phx.gbl microsoft.public.windows.server.sbs:35791
| > | NNTP-Posting-Host: tk2msftibfm01.phx.gbl 10.40.244.149
| > | X-Tomcat-NG: microsoft.public.windows.server.sbs
| > |
| > | HI,
| > |
| > | That's not my configuration. If you look at the diagram, both the WAN
NIC
| > | and the LAN NIC are on the same subnet.
| > |
| > | My WAN NIC and LAN NIC are on separate subnets; the former on
255.255.0.0
| > | the latter on 255.255.255.0.
| > |
| > | I think it's because of the different subnets that the clients and
server
| > | cannot communicate with the router.
| > |
| > | That's why I asked about static routes, the router table and so on.
| > |
| > | Oh, and I can't put the WAN NIC on the same subnet; I've tried and it
| > won't
| > | work.
| > |
| > | Happy to consider any other ideas...
| > |
| > | "Merv Porter [SBS-MVP]" wrote:
| > |
| > | > For network setup, take a look at the following diagrams:
| > | >
| > | > Two Nics, a static IP address, ISA, router
| > | > (works for SBS with or without ISA)
| > | >
| >
http://www.smallbizserver.net/tabid/266/articleType/ArticleView/articleId/76
| > /Two-Nics-a-static-IP-address-ISA-router.aspx
| > | >
| > | > Then re-run CEICW which will set up the SBS server to handle DHCP
for
| > your
| > | > LAN.
| > | >
| > | > When configured correctly, you will essentially have 3 networks,
| > separated
| > | > for security:
| > | >
| > | > The Internet
| > | > Firewall-Router (public WAN side), Static Public IP from your ISP
| > | >
| > | > Firewall-Router (private LAN side), Static IP 192.168.1.1
| > | > SBS External NIC, Static IP 192.168.1.2
| > | >
| > | > SBS Internal NIC, Static IP 192.168.16.2
| > | > Workstations, Dynamic IPs 192.168.16.x
| > | >
| > | > --
| > | > Merv Porter [SBS-MVP]
| > | > ============================
| > | >
| > | > "Marcus" <Marcus@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
| > | > news:14DE3A58-36A1-44F6-8F44-B79F64E70118@xxxxxxxxxxxxxxxx
| > | > >I have installed a 2nd NIC in my SBS2003R2 Server.
| > | > >
| > | > > I have configured the new NIC (WAN) with IP 192.165.1.30 subnet
| > | > > 255.255.0.0.
| > | > > I left the old NIC (LAN) with IP 192.165.1.20 subnet
255.255.255.0.
| > | > >
| > | > > I have a firewall router between my WAN NIC and the ISP. This has
an
| > | > > internet facing static IP of W.X.Y.Z. It has an intranet facing
| > static IP
| > | > > of
| > | > > 192.165.1.1 subnet 255.255.0.0 (previously 255.255.255.0 before
the
| > new
| > | > > NIC
| > | > > was installed).
| > | > >
| > | > > I have set the DHCP scope on the Server to 192.165.1.1 to
| > 192.165.1.254 (I
| > | > > guess on subnet 255.255.255.0). The exclusion is set from
192.165.1.1
| > to
| > | > > 192.165.1.10.
| > | > >
| > | > > I have not defined a second scope on the 255.255.0.0 subnet.
| > | > >
| > | > > My clients on the LAN can successfully reach the internet.
| > | > > My server can successfully reach both clients and the internet.
| > | > >
| > | > > Neither my server nor my clients can reach my firewall router.
Before
| > I
| > | > > installed the 2nd NIC this worked fine. (i.e. before I reset it
with
| > a
| > | > > static
| > | > > IP on subnet 255.255.0.0 rather than the original subnet of
| > | > > 255.255.255.0).
| > | > >
| > | > > Q1. Do I have to define another DHCP scope for the new WAN subnet
| > and, if
| > | > > so, how?
| > | > > Q2. Do I have to set up a static route from my LAN (clients and
| > server) to
| > | > > the router and, if so, how?
| > | > > Q3. Do I have to do anything to my inbuilt SBS Firewall settings
| > (which
| > | > > are
| > | > > currently the default ones - I've not messed around with these)?
| > | > >
| > | > > I need to reach my router in order to change some of the VPN
| > tunnelling
| > | > > permissions, you see.
| > | > >
| > | > > Finally, if I plug a LAN laptop directly into the router it can't
| > reach it
| > | > > either. But the router is working fine...
| > | > >
| > | >
| > | >
| > | >
| > |
| >
| >
|

.

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