mobile IP!!!  Thanks, Cil!!!!

I'll throw that one out to the folks I'm working with!

--

www.chuckslongroad.info
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""Priscilla Oppenheimer""  wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> You could try Mobile IP. That would require more design and configuration
on
> your part than perhaps you wanted to get into, though, espeically if there
> are lots of mobile users. But it's proven to be quite useful for wirless
> mobile users who have the same problem that you're describing, of course.
>
> It's not just Windoze that has the problem, is it? A Mac wouln't
> automatically figure out that you need a new IP address and default
gateway
> either. But at least you don' t have to reboot with any versions of Mac
OS.
> Well, you may not have to reboot a PC either if al you do is release and
> renew, or do  you with 98 and earlier?
>
> Now, with AppleTalk, this sort of thing was much more automatic. But we
> still haven't achieved that level of sophistication in the IP world. ;-0
> There is the Zero Conf group in IETF working on stuff like this.
>
> Priscilla
>
>
> Chuck's Long Road wrote:
> >
> > I see I should have made this one a "Friday Folly" :->
> >
> > In a Big Flat Bridged Network, a mobile user unplugs the laptop
> > at one
> > office, drives over to the next office, plugs back in, and no
> > further action
> > is required. The Windoze PC has retained it's IP address, and
> > the network
> > doesn't care about location, because it is one big flat network.
> >
> > However, in the brand new ATM based AVVID ready routed network,
> > said mobile
> > user is now in a different segment in each location. With
> > Windoze, you have
> > to manually intervene. Sometimes you have to release the IP
> > address, reload
> > the computer, and then get your new DHCP assignment. Users
> > don't like this.
> > After all, now they have to do something, whereas before they
> > did not. Never
> > mind the higher speed, the failover capability of the routers,
> > the new 100
> > mbs switches rather than 10mbs. They have to take an extra step
> > or two in
> > order to log in.
> >
> > This is normal behaviour for Windoze machines, and maybe for
> > DHCP clients in
> > general. I have had to do this release / renew for years.
> >
> > But to the customer, who is pretty naive in terms of
> > networking, there is a
> > "problem" that was caused by the new routers.  To the users,
> > there is a
> > problem that never existed before.
> >
> > Like I said, serves me right. You give a customer a great new
> > network, and
> > you break something so rudimentary that it never would have
> > occurred
> > otherwise. :->
> >
> > --
> >
> > www.chuckslongroad.info
> > like my web site?
> > take the survey!
> >
> >
> >
> > ""Priscilla Oppenheimer""  wrote in
> > message
> > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > > Spare us the mystery and tell us what you're getting at. :-)
> > Did  you
> > forget
> > > to tell the DHCP server to provide the correct default
> > gateway address to
> > > the PCs? That's my guess, since you say everything else like
> > helper
> > > addresses, etc. is configured correctly.  Just a late-night
> > theory,
> > waiting
> > > for Jay Leno to come on.....
> > >
> > > Thanks,
> > >
> > > Priscilla
> > >
> > > Chuck's Long Road wrote:
> > > >
> > > > The AVVID solution I sold a few months ago is gong through
> > > > implementation.
> > > > This project has been problematic for a lot of reasons, so
> > it
> > > > is not unusual
> > > > for a round of e-mails from the customer complaining about
> > one
> > > > thing or
> > > > another.
> > > >
> > > > Today was a good one, however. Shows to go you have to ask
> > > > things you
> > > > normally wouldn't think about.
> > > >
> > > > DHCP - no big deal. Works fine. All of us have probably
> > used it
> > > > or
> > > > configured it. All of us probably have experience with
> > running
> > > > several small
> > > > sites off a single DHCP server at a central site.
> > > >
> > > > So why is the customer complaining about DHCP not working,
> > and
> > > > it's because
> > > > our routers are screwed up and Microsoft told them that they
> > > > would have to
> > > > change their network addressing to a single class B rather
> > than
> > > > subnets of
> > > > /16 space, the way I designed it?
> > > >
> > > > The routers are configured correctly. The network is
> > designed
> > > > correctly - no
> > > > overlapping subnets. IP helpering is configured correctly.
> > > >
> > > > Problem occurs with several users, different NIC's, either
> > > > Win2K or WinXP.
> > > > No one common factor. Worked just fine before we put the new
> > > > routers in.
> > > >
> > > > Recognizing that Microsoft is full of C**P and their TCP
> > stack
> > > > is S**T,
> > > > still, why the problem.
> > > >
> > > > Gee, what happens to DHCP when you go from a single flat
> > > > bridged network to
> > > > a segmented routed network? Especially to mobile users, who
> > > > travel from site
> > > > to site for various reasons on a regular basis?
> > > >
> > > > Serves me right
> > > >
> > > > Chuck
> > > >
> > > > --
> > > >
> > > > www.chuckslongroad.info
> > > > like my web site?
> > > > take the survey!




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