Re: Help with Internet Access
- From: "Les Connor [SBS Community Member - SBS MVP]" <les.connor@xxxxxxxxxxxx>
- Date: Thu, 26 Jan 2006 19:36:37 -0600
alternately, just dispose of it an get another device with pppoe with some
additional capabilities.
In reality though, you can stay with what you have - ISA will do the job -
so long as it's properly configured. It will be a bit busier than it might
be with a simple nat device in front of it - only allowing traffic on the
ports you need.
PPPoE emulates a 'dialup' connection - and uses software tricks when on the
server. You're far better having SBS believe it has a full time broadband
connection, and let an external device keep the connection alive.
--
Les Connor [SBS Community Member - SBS MVP]
-----------------------------------------------------------
SBS Rocks !
----------------------
"Tell me and I'll forget. Show me and I'll remember. Involve me and I'll
understand." - Confucius
"SuperGumby [SBS MVP]" <not@xxxxxxxxxxx> wrote in message
news:uswa7UtIGHA.3904@xxxxxxxxxxxxxxxxxxxxxxx
> looked at the manual, that Linksys thing is a useless piece of rubbish.
>
> I'd be putting it in bridged mode and getting a simple NAT router to sit
> between it and the server.
>
> "Bill Glidden" <billyg1943@xxxxxxxxxxx> wrote in message
> news:O8nayEtIGHA.668@xxxxxxxxxxxxxxxxxxxxxxx
>> Thanks, Les.
>>
>> I am using an ADSL Modem only - no gateway router since I want to learn
>> ISA without another layer of firewalling to deal with. There is no port
>> forwarding available on this device Linksys ADSL2MUE. Would configuring
>> the modem to bridge mode give me what I want, with login and PPPoE
>> configured on the SBS?
>>
>> Cheers,
>> Bill
>>
>> "Les Connor [SBS Community Member - SBS MVP]" <les.connor@xxxxxxxxxxxx>
>> wrote in message news:O6wQY%23rIGHA.3696@xxxxxxxxxxxxxxxxxxxxxxx
>>> Hi Bill,
>>>
>>> You'll need to forward some ports from the public IP to the external IP
>>> of your SBS. Whatever device you're using for the PPPoE connection (a
>>> soho gateway router device, presumably).
>>>
>>> CEICW configures ISA, but not that device.
>>>
>>> These are common ports; you may not need or want to forward them all:
>>>
>>> 25 SMTP Email
>>> 80 (OWA/RWW - so users don't have to enter https:// when
>>> accessing)
>>> 443 OWA/RWW secured traffic
>>> 444 Sharepoint / companyweb
>>> 1723 PPTP VPN
>>> 3389 Terminal Services
>>> 4125 Remote Desktop through RWW
>>>
>>> --
>>> Les Connor [SBS Community Member - SBS MVP]
>>> -----------------------------------------------------------
>>> SBS Rocks !
>>> ----------------------
>>> "Tell me and I'll forget. Show me and I'll remember. Involve me and I'll
>>> understand." - Confucius
>>>
>>>
>>> "Bill" <billyg1943@xxxxxxxxxxx> wrote in message
>>> news:Or0VTzrIGHA.3064@xxxxxxxxxxxxxxxxxxxxxxx
>>>> Thanks for your reply, Lanwench. I am using ISA 2004 (sorry, should
>>>> have mentioned this) and the CEICW is supposed to automatically
>>>> configure ISA for these ports if you select select, say RWW and/or OWA
>>>> when you run the wizard. I have done all this yet I still can't get
>>>> remote access. What else do I need to do?
>>>> Cheers,
>>>> Bill
>>>>
>>>> "Lanwench [MVP - Exchange]"
>>>> <lanwench@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote in
>>>> message news:OQX85QpIGHA.648@xxxxxxxxxxxxxxxxxxxxxxx
>>>>>
>>>>>
>>>>> In news:e0VxvRmIGHA.3896@xxxxxxxxxxxxxxxxxxxx,
>>>>> Bill <billyg1943@xxxxxxxxxxx> typed:
>>>>>> I have a sbs2k3 server with 2 NICs connected to an ADSL modem which
>>>>>> connects to my ISP using PPPoE (modem authenticates and has a fixed
>>>>>> IP provided by ISP). Everything works swimmingly except OWA and RWW
>>>>>> from the Internet. I have run CEICW and all looks OK but when I try
>>>>>> to connect to https:<public fixed ip address>/exchange all I get is a
>>>>>> page not found error. I suspect that this will never work unless I
>>>>>> change the modem to bridge mode and let sbs do the PPPoE connection.
>>>>>> Is this correct, or can it work the way it is set up now?
>>>>>
>>>>> If you aren't using ISA, I strongly suggest you buy a decent firewall
>>>>> appliance and stick it between your ADSL modem and your LAN. It can
>>>>> handle the PPPoE connection for you, and you can configure your
>>>>> ports/access in it.
>>>>>
>>>>> You want to open these ports to your SBS server's LAN IP:
>>>>>
>>>>> 25 (for SMTP mail delivery)
>>>>> 443 (for OWA/RWW)
>>>>> 4125 (for RWW)
>>>>>
>>>>> (perhaps more, perhaps less, depending on your needs).
>>>>>
>>>>
>>>>
>>>
>>>
>>
>>
>
>
.
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