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No more dhcp Ip addresses?

 
 
Fabio
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      10-25-2006, 06:18 PM
Hello world,

We ran out of Ip addresses on our internal dhcp network. Can someone tell
the best solution for this problem? and how can I go about in fixing this
issue?

Thank you,

Most Appreciative,
 
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Trumpeteer
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      10-25-2006, 06:47 PM
Option A
1) create another subnet by adding a networkdevice (router) and / or
2) create a new subnet.
3) Define a scope for this subnet.
4) Migrate current connections (patches) to the new subnet.

Option B
1) Look for unused adresses out of your scope.
2) extend the scope with unused adresses

You could make the scope wider than the reserved adresses for statics
if you left room for it. Only do this if you have DHCP conflict
detection enabled!
This is a bit tricky, but could releave the pain for a moment....

Greetz,

Trumpeteer

 
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Fabio
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      10-25-2006, 06:59 PM
How do I hookup the router to my existing network? I have a nokia firewall
router in place. DHCP is running from a dedicated member server.

"Trumpeteer" wrote:

> Option A
> 1) create another subnet by adding a networkdevice (router) and / or
> 2) create a new subnet.
> 3) Define a scope for this subnet.
> 4) Migrate current connections (patches) to the new subnet.
>
> Option B
> 1) Look for unused adresses out of your scope.
> 2) extend the scope with unused adresses
>
> You could make the scope wider than the reserved adresses for statics
> if you left room for it. Only do this if you have DHCP conflict
> detection enabled!
> This is a bit tricky, but could releave the pain for a moment....
>
> Greetz,
>
> Trumpeteer
>
>

 
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Trumpeteer
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      10-25-2006, 07:55 PM
Typically you should have different interfaces on your Nokia. You must
be able to configure those in two subnets. It could be enough to give
the interfaces a different IP-adress and subnet, and enable routing. As
they are connected to the same router, i assume it will build a correct
routingtable.

Now it's getting tricky. As you have only 1 DHCP-server you have two
options:
A) You configure your Nokia to forward DHCP-requests from the second
subnet to the DHCP server
B) Use a DHCP Proxy, which you can install on a machine in the second
subnet. Configure the DHCP-proxy to forward requests to the DHCP
server.

Be sure to give all machines a gateway adress equal to the IPadress of
the Nokia-interfaces

Let's see:
something like this:
(Subnet A - 192.168.1.0/24) (Subnet B -
192.168.2.0/24)
DHCP server --- 192.168.1.1 [Nokia] 192.168.2.1 ------ (DHCP proxy?)

all machines on subnet 192.168.1.0/24 should get 192.168.1.1 as
gateway, all machines on subnet 192.168.2.0/24 should have 192.168.2.1
as gateway

I hope this is clear; I cannot make it any clearer.
You might take a look at
http://www.windowsnetworking.com/art...als/tcpip.html for more
information.....

 
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