exchange 2010 kurulum hata mesajları

microsofttun sitesinden 120 gunluk excahnge indirdim. w2008 r2 kurdum uzerine ıss ve ad kurdum. ip modem dağıtıyor. excahnge 2010 kurulumunda ise makalelerden yararlanıyorum kurulum sırasında aldığım hata mesajları var.

ip yapılandırmam - (farklı senaryonal denedim)

w 2008 r2  ve bu makinaya excahnge kurucam

192.168.2.3

225.255.255.0

192.168.2.1 modem ip si 

192.168.2.1

boş 

hata mesajları :

Organization Prerequisites

Warning:
Setup is going to prepare the organization for Exchange 2010
by using 'Setup /PrepareAD'. No Exchange 2007 server roles have been
detected in this topology. After this operation, you will not be able to
install any Exchange 2007 server roles.

 Warning :

Setup cannot contact the primary DNS server (xxx.xxx.xxx.xxx) using TCP
port 53.
Check that the IP address of the DNS server is correct and
that the DNS server is reachable.

Languages Prerequisites

Warning
Setup cannot contact the primary DNS server (xxx.xxx.xxx.xxx) using TCP
port 53.
Check that the IP address of the DNS server is correct and
that the DNS server is reachable.

Elapsed Time: 00:01:03

Hub Transport Role Prerequisites

Setup cannot contact the primary DNS server (xxx.xxx.xxx.xxx) using TCP
port 53.

Check that the IP address of the DNS server is correct and
that the DNS server is reachable.

setup cannot verify that the 'host' (A) record for this computer exists
within the dns database on the server xxx.xxx.xx.x

Elapsed Time: 00:01:15

Client Access Role Prerequisites

 Error :

unable to read data from the metabase. ensure that microsoft internet information services is installed.

error

unable to acsess the 'default web site' on this computer  .

Setup cannot contact the primary DNS server (xxx.xxx.xxx.xxx) using TCP
port 53.

Check that the IP address of the DNS server is correct and
that the DNS server is reachable. 

setup cannot verify that the 'host' (A) record for this computer exists
within the dns database on the server xxx.xxx.xx.x

Elapsed Time: 00:01:12

Mailbox Role Prerequisites

 Error :

unable to read data from the metabase. ensure that microsoft internet
information services is installed.

Setup cannot contact the primary DNS server (xxx.xxx.xxx.xxx) using TCP
port 53.

Check that the IP address of the DNS server is correct and
that the DNS server is reachable.  

 setup cannot verify that the 'host' (A) record for this computer exists within the dns database on the server xxx.xxx.xx.x