The DHCP server is authorized in AD for the only active IP address.
There is another ethernet card on the server, but it is disabled.
There is also an analog modem, but I dont see anywhere where that
could have been authorized instead.
On Feb 6, 10:32 pm, Tray <T...@discussions.microsoft.com> wrote:
> Make sure DHCP is authorized for the correct IP address / Nic
> Try turning the firewall off,test, and turn back on.
>
>
>
> "oogieboogi...@gmail.com" wrote:
> > Hello everyone,
>
> > Having a nasty problem with a windows 2003 DHCP server, and I am
> > totally stumped at this point. I'm hoping I dont need to move to
> > statically assigned IPs.
>
> > I have a Windows 2003 R2 server running AD, a DNS server, and a DHCP
> > server. I've turned off the Routing & Remote Access service to avoid
> > any possible conflicts. All the services are integrated with AD.
>
> > The problem is that the server is not providing IP addresses to DHCP
> > clients. The DHCP service is running and is configurable. Its been
> > authorized in active directory and everything appears fine in that
> > respect.
>
> > I've monitored the network using ethereal/wireshark during a DHCP
> > negotiation and found that the server does not respond to DHCPRequest
> > packets with a DHCPAck. I've run the capture from the server, and
> > from clients on both WLAN and wired ethernet. Basically what happens
> > is as follows:
> > Seconds Message
> > 6.184872 DHCP Discover 0.0.0.0 to broadcast
> > 6.188911 DHCP Offer 192.168.2.2 to broadcast
> > 6.193704 DHCP Request 0.0.0.0 to broadcast
> > 11.18407 DHCP Request 0.0.0.0 to broadcast
> > 20.18464 DHCP Request 0.0.0.0 to broadcast
> > 36.18587 DHCP Request 0.0.0.0 to broadcast
> > All are of the same transaction ID. After that time period, the
> > windows client gives up and gives a "Limited or no connectivity" and
> > assigns an address using AIPAA or sets itself to 0.0.0.0.
> > I've looked at all the packet data, and nothing seems to be amiss.
> > The provided address is the first in the assigned range (192.168.2.3
> > is provided from 192.168.2.3-200).
>
> > Looking at the DHCP server "Display Statistics" option, I see that the
> > server doesnt seem to know its getting those request packets.
> > Discovers 57
> > Offers 57
> > Requests 5
> > Acks 7
> > Nacks, Declines, & Releases - 0
>
> > The server is running a firewall, but I first set rules to allow
> > traffic specific to DHCP (UDP 67,68 from 0.0.0.0, etc) and then simply
> > allowed all UDP traffic from anywhere, to uninstalling the firewall,
> > all to no avail. So the firewall does not seem to be the issue.
>
> > I've also ensured the DHCP bindings are to the active network card,
> > which they are. All other interfaces are completely disabled
> > including some VMWare virtual adapters. I've also tried disabling DNS
> > autoupdates to check if maybe the problem was with permissions to the
> > DNS records. I've uninstalled and completely reset the DHCP settings
> > from scratch. I'd rather not clear start the entire AD/DNS from
> > scratch for nothing so I havent done that yet.
> > Is there anything I might be missing in the server configuration, such
> > as security/authentication options?
>
> > The network was previously running on a Windows 2000 Server machine as
> > a 'Windows 2000 mixed' domain. The new domain is of type 'Windows
> > 2000 native' and has a different fully qualified and NETBIOS name (its
> > totally new).
>
> > Each of the clients was migrated over to the new domain, but only some
> > of them kept their old IP addresses (I am not sure if the DHCP failed
> > for these as well, but they do show up in the DNS and in DHCP as
> > leased addresses). When I try to renew these clients manually, they
> > fail to get an IP from the server, and continue using their old
> > 'Assigned by DHCP' IP.
>
> > This problem has been driving me crazy for about a week now... :-
> > ( I'm both stumped and incredibly tired of looking at hundreds of
> > irrelevant google results :-D
> > I'm hoping someone can rescue me here.
> > Thanks in advance for any help or suggestions.- Hide quoted text -
>
> - Show quoted text -
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