Re: Trying to clean up my network...



Well, I actually have 4 different subnets in 4 different locations to
deal with (and 4 different DHCP servers) plus a few Cisco VPN
"dial-up" connections. I also have 1 AIX box that houses our main
business application. I would have to reconfigure every computer in
the company (only about 75, but they are spread out in 3 states). It's
much easier for me to change each location on a controlled basis
(which is what trying to do now.)

I did disable the 192 nic, and added the address to the primary nic.
It seems to work OK. I will have the 47 network shutdown, hopefully
this weekend. (My Cisco VPN is having some problems accessing the 192
networks, but it can still access the 47).

The AIX box throws all sorts of problems, it has to know the IP
address of all the printers, the SBS server plus itself in its own
host file which seems to have to be done manually. Not all of my
computers support DHCP (running DOS) so these have to be changed
manually (which was completed over this past weekend).

Thanks for the help, I'll post a follow up (as I'm sure I'll have more
issues) once I can get the 47 network turned off completely.

Dave

On Tue, 22 Aug 2006 07:48:22 +1000, "SuperGumby [SBS MVP]"
<not@xxxxxxxxxxx> wrote:

Dave, why do you think you need to keep both subnets active?

Ideally, all network devices on the SBS network get IP addresses via DHCP
from the server. (Yes, my IP printers use DHCP, and DHCP reservations)

Shutdown all but the SBS. Remove the 2nd NIC (192.range). Remove any
references to the 192 range from WINS/DHCP/DNS. Restart SBS. Run the 'Change
Server IP address' wiz as has been indicated elsewhere then rerun the CEICW.
If you have IP devices you wish to have on static addresses identify their
MAC addresses and create reservations in DHCP. Fire everything up.

NOTE: The easest way to identify the MAC addresses is to set the device to
DHCP, fire it up, inspect the DHCP console on the server, create your
reservation, power cycle the device.

"DaveD" <decdav@xxxxxxxxxxxxxxx> wrote in message
news:6bije2d0add6bc9nngi4dd8cp3fpm02clv@xxxxxxxxxx
On Mon, 21 Aug 2006 10:30:25 -0400, "Lanwench [MVP - Exchange]"
<lanwench@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:

In news:negje2h3d5pull5th03updaup1g409gs4b@xxxxxxx,
DaveD <decdav@xxxxxxxxxxxxxxx> typed:
On Mon, 21 Aug 2006 10:15:56 -0400, DaveD <decdav@xxxxxxxxxxxxxxx>
wrote:

OK,

When our network was setup it was given the internal subnet of
47.1.1.x, now I want to change it to 192.168.6.x. Most everything is
fine except a few computers (my laptop for one). I can't access the
server, when I try \\47.1.1.101, it works, but the 192.168.6.101
doesn't. This also creates problems with some printers. Now my
desktop works fine which seems really strange.

Thanks,
Dave

I should add that I have 2 network cards in the server, 1 has the
192.168.6 network and the other is the 47.1.1.x network. The DNS
reports both address for server, the 192.168.6 is first.

Dave

Why do you have two LAN-facing NICs (presuming that's what you mean)? That
is really not a good idea and will cause no end of problems; disable one,
and run the change IP address thingy in the Server Management | Internet
and
Email page.


I did this because I had 2 cards and wasn't using 1. I need to keep
both subnets active until everything is working right.

So, will putting both subnets on 1 nic be the right way to go?

Thanks,
Dave

.



Relevant Pages

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  • Re: dhcp server - one mac on multiple subnets
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