RE: [fw-wiz] Domain Login Problem Thru Netscreen

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To: "'Nilanjan Sengupta'" <nilanjan.sengupta@paladion.net>, firewall-wizards@honor.icsalabs.com
Date: Thu, 30 Oct 2003 09:54:33 -0800

Nilanjan,

NetBIOS assumes all known systems are on the same layer 2 segment - it does
the Master Browser List local subnet broadcasts only. The solution to this
problem is to use WINS - it's what it is designed for. You'd have this
issue regardless of firewall vendor.

Dave Killion
Senior Security Engineer
Security Group, NetScreen Technologies, Inc.

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> -----Original Message-----
> From: Nilanjan Sengupta [mailto:nilanjan.sengupta@paladion.net]
> Sent: Thursday, October 30, 2003 1:27 AM
> To: firewall-wizards@honor.icsalabs.com
> Subject: [fw-wiz] Domain Login Problem Thru Netscreen
>
>
> Hi,
> I need some help from you guys. I will describe the scenario:
>
> I am going to install a Netscreen firewall and that will
> have 4 Zones.
> Two of them are not relevant in this context. The other two are. The
> names of the Zones are Utility and DMZ. Now in Utility I am going to
> place a WinNT PDC. People from DMZ will log in to the Box. In DMZ the
> LAN users are there with some WAN users too. The WAN connects to
> different other locations which have other Domains too.
> The PDC is also a Exchange Server which will be replicating
> with another
> Exchange Server in the WAN. Over that it is a Trend Micro Anti Virus
> Server which will update Antivirus to the Desktops and the Servers at
> other Zones. It will download signatures from Internet through the WAN
> (DMZ ZONE).
>
> The Requirement is to enable Domain Login for users from DMZ (LAN and
> WAN) and enable Trust Relationship between domain at WAN and this
> server.
> My Question is:
> Can this domain Login be done if I configure the DMZ interface as DHCP
> Relay Agent pointing to the PDC? I case of Layer 3 Devices (Routers)
> this can be done by using the command ip helper-address <ip address>
> which is nothing but enabling DHCP Relay. Does this apply to
> a Netscreen
> also? Can you please instruct me what all is required to
> facilitate this
> communication. I do not want to use WINS.
>
> Regards,
> Nilanjan Sengupta
>
>
>
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> firewall-wizards@honor.icsalabs.com
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>
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• Previous message: Dragos Ruiu: "[fw-wiz] CanSecWest/core04 Call For Papers"
• Maybe in reply to: Nilanjan Sengupta: "[fw-wiz] Domain Login Problem Thru Netscreen"
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