Windows Vista Forums

Cannot Obtain IP - Windows Vista
  1. #1


    Red Deer Techy Guest

    Cannot Obtain IP - Windows Vista

    I have my Windows Vista business connected to my network at work. I am unable
    to get an IP other than 169.XXX.... I thought at first it maybe was a NIC or
    Hardware problem, so I tried installing VISTA on two seperate PC's that use
    diifferent NICS. XP works correctly on my network

    When I connect vista to a cable modem it works fine.

    From what I have read so far, I believe it is a problem with one of the
    routers on my network backbone. I have read that Windows Vista runs TCP/IP
    differently than XP. Am I right in guessing this.

    If I am right I am....How do I fix this. I don't believe I should have to
    change my backbone in order to install VISTA



    I have run a packet sniffer and I can see the discovery, the offer, the
    request and the ack, but vista never gets the IP. HELP



      My System SpecsSystem Spec

  2. #2


    Diamontina Cocktail Guest

    Re: Cannot Obtain IP - Windows Vista

    Err.... tcp/ip is tcp/ip if standards are followed.

    My bet is that you didnt remove the tick from IPv6 and it is stuffing you
    up.


    "Red Deer Techy" <RedDeerTechy@discussions.microsoft.com> wrote in message
    news:3D1C699E-2F23-4BA1-A67A-FB12D0911F89@microsoft.com...
    >I have my Windows Vista business connected to my network at work. I am
    >unable
    > to get an IP other than 169.XXX.... I thought at first it maybe was a NIC
    > or
    > Hardware problem, so I tried installing VISTA on two seperate PC's that
    > use
    > diifferent NICS. XP works correctly on my network
    >
    > When I connect vista to a cable modem it works fine.
    >
    > From what I have read so far, I believe it is a problem with one of the
    > routers on my network backbone. I have read that Windows Vista runs TCP/IP
    > differently than XP. Am I right in guessing this.
    >
    > If I am right I am....How do I fix this. I don't believe I should have to
    > change my backbone in order to install VISTA
    >
    > I have run a packet sniffer and I can see the discovery, the offer, the
    > request and the ack, but vista never gets the IP. HELP
    >
    >



      My System SpecsSystem Spec

  3. #3


    Bruce Sanderson Guest

    Re: Cannot Obtain IP - Windows Vista

    You'll need to be more specific.

    In the office, I have several Vista workstations that get their IP
    configuration via DHCP. The DHCP server is "centralized" and is in a
    different subnet - there are three routers between the Vista workstations
    and the DHCP server (the local one plus two others in the path). I think
    all of the routers are Cisco, but I don't know what model etc. (someone else
    looks after the WAN). There were no changes made to the "backbone" to
    "support Vista".

    This all worked "out of the box" - no special action was required on the
    Vista computers (no need to disable IPv6 as someone suggested).


    --
    Bruce Sanderson MVP
    http://members.shaw.ca/bsanders/
    It's perfectly useless to know the right answer to the wrong question.


    "Red Deer Techy" <RedDeerTechy@discussions.microsoft.com> wrote in message
    news:3D1C699E-2F23-4BA1-A67A-FB12D0911F89@microsoft.com...
    >I have my Windows Vista business connected to my network at work. I am
    >unable
    > to get an IP other than 169.XXX.... I thought at first it maybe was a NIC
    > or
    > Hardware problem, so I tried installing VISTA on two seperate PC's that
    > use
    > diifferent NICS. XP works correctly on my network
    >
    > When I connect vista to a cable modem it works fine.
    >
    > From what I have read so far, I believe it is a problem with one of the
    > routers on my network backbone. I have read that Windows Vista runs TCP/IP
    > differently than XP. Am I right in guessing this.
    >
    > If I am right I am....How do I fix this. I don't believe I should have to
    > change my backbone in order to install VISTA
    >
    > I have run a packet sniffer and I can see the discovery, the offer, the
    > request and the ack, but vista never gets the IP. HELP
    >
    >




      My System SpecsSystem Spec

  4. #4


    Robert L [MVP - Networking] Guest

    Re: Cannot Obtain IP - Windows Vista

    if you setup static IP, can you access ping DHCP or other servers?

    Bob Lin, MS-MVP, MCSE & CNE
    Networking, Internet, Routing, VPN Troubleshooting on http://www.ChicagoTech.net
    How to Setup Windows, Network, VPN & Remote Access on http://www.HowToNetworking.com
    "Red Deer Techy" <RedDeerTechy@discussions.microsoft.com> wrote in message news:3D1C699E-2F23-4BA1-A67A-FB12D0911F89@microsoft.com...
    I have my Windows Vista business connected to my network at work. I am unable
    to get an IP other than 169.XXX.... I thought at first it maybe was a NIC or
    Hardware problem, so I tried installing VISTA on two seperate PC's that use
    diifferent NICS. XP works correctly on my network

    When I connect vista to a cable modem it works fine.

    From what I have read so far, I believe it is a problem with one of the
    routers on my network backbone. I have read that Windows Vista runs TCP/IP
    differently than XP. Am I right in guessing this.

    If I am right I am....How do I fix this. I don't believe I should have to
    change my backbone in order to install VISTA

    I have run a packet sniffer and I can see the discovery, the offer, the
    request and the ack, but vista never gets the IP. HELP



      My System SpecsSystem Spec

  5. #5


    Red Deer Techy Guest

    Re: Cannot Obtain IP - Windows Vista

    From my vista box, I connect to a nortel switch (not sure of model). I then
    go via fibre over a vlan to another building and connect to another nortel
    switch. From there I connect to a Novell Zenworks DHCP server. I can see from
    the DHCP server that it is discovering the PC, and the handshakes are going
    well, and i even see and ACK when I run a packet sniffer, but the PC never
    gets an IP. All I get in my event log is and error that "The object already
    exsists".



    "Bruce Sanderson" wrote:

    > You'll need to be more specific.
    >
    > In the office, I have several Vista workstations that get their IP
    > configuration via DHCP. The DHCP server is "centralized" and is in a
    > different subnet - there are three routers between the Vista workstations
    > and the DHCP server (the local one plus two others in the path). I think
    > all of the routers are Cisco, but I don't know what model etc. (someone else
    > looks after the WAN). There were no changes made to the "backbone" to
    > "support Vista".
    >
    > This all worked "out of the box" - no special action was required on the
    > Vista computers (no need to disable IPv6 as someone suggested).
    >
    >
    > --
    > Bruce Sanderson MVP
    > http://members.shaw.ca/bsanders/
    > It's perfectly useless to know the right answer to the wrong question.
    >
    >
    > "Red Deer Techy" <RedDeerTechy@discussions.microsoft.com> wrote in message
    > news:3D1C699E-2F23-4BA1-A67A-FB12D0911F89@microsoft.com...
    > >I have my Windows Vista business connected to my network at work. I am
    > >unable
    > > to get an IP other than 169.XXX.... I thought at first it maybe was a NIC
    > > or
    > > Hardware problem, so I tried installing VISTA on two seperate PC's that
    > > use
    > > diifferent NICS. XP works correctly on my network
    > >
    > > When I connect vista to a cable modem it works fine.
    > >
    > > From what I have read so far, I believe it is a problem with one of the
    > > routers on my network backbone. I have read that Windows Vista runs TCP/IP
    > > differently than XP. Am I right in guessing this.
    > >
    > > If I am right I am....How do I fix this. I don't believe I should have to
    > > change my backbone in order to install VISTA
    > >
    > > I have run a packet sniffer and I can see the discovery, the offer, the
    > > request and the ack, but vista never gets the IP. HELP
    > >
    > >

    >
    >
    >


      My System SpecsSystem Spec

  6. #6


    David A. Lessnau Guest

    Re: Cannot Obtain IP - Windows Vista

    You've probably already tried this, but I'd go to a command prompt and do an
    IPCONFIG /RELEASE and then reboot the machine. Hopefully, when it came up
    it would get the new address.




    "Red Deer Techy" <RedDeerTechy@discussions.microsoft.com> wrote in message
    news8F4D159-1D7D-47C8-8F02-D03A2FECC235@microsoft.com...
    > From my vista box, I connect to a nortel switch (not sure of model). I
    > then
    > go via fibre over a vlan to another building and connect to another nortel
    > switch. From there I connect to a Novell Zenworks DHCP server. I can see
    > from
    > the DHCP server that it is discovering the PC, and the handshakes are
    > going
    > well, and i even see and ACK when I run a packet sniffer, but the PC never
    > gets an IP. All I get in my event log is and error that "The object
    > already
    > exsists".
    >
    >
    >
    > "Bruce Sanderson" wrote:
    >
    >> You'll need to be more specific.
    >>
    >> In the office, I have several Vista workstations that get their IP
    >> configuration via DHCP. The DHCP server is "centralized" and is in a
    >> different subnet - there are three routers between the Vista
    >> workstations
    >> and the DHCP server (the local one plus two others in the path). I think
    >> all of the routers are Cisco, but I don't know what model etc. (someone
    >> else
    >> looks after the WAN). There were no changes made to the "backbone" to
    >> "support Vista".
    >>
    >> This all worked "out of the box" - no special action was required on the
    >> Vista computers (no need to disable IPv6 as someone suggested).
    >>
    >>
    >> --
    >> Bruce Sanderson MVP
    >> http://members.shaw.ca/bsanders/
    >> It's perfectly useless to know the right answer to the wrong question.
    >>
    >>
    >> "Red Deer Techy" <RedDeerTechy@discussions.microsoft.com> wrote in
    >> message
    >> news:3D1C699E-2F23-4BA1-A67A-FB12D0911F89@microsoft.com...
    >> >I have my Windows Vista business connected to my network at work. I am
    >> >unable
    >> > to get an IP other than 169.XXX.... I thought at first it maybe was a
    >> > NIC
    >> > or
    >> > Hardware problem, so I tried installing VISTA on two seperate PC's that
    >> > use
    >> > diifferent NICS. XP works correctly on my network
    >> >
    >> > When I connect vista to a cable modem it works fine.
    >> >
    >> > From what I have read so far, I believe it is a problem with one of the
    >> > routers on my network backbone. I have read that Windows Vista runs
    >> > TCP/IP
    >> > differently than XP. Am I right in guessing this.
    >> >
    >> > If I am right I am....How do I fix this. I don't believe I should have
    >> > to
    >> > change my backbone in order to install VISTA
    >> >
    >> > I have run a packet sniffer and I can see the discovery, the offer, the
    >> > request and the ack, but vista never gets the IP. HELP
    >> >
    >> >

    >>
    >>
    >>



      My System SpecsSystem Spec

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