Don't know if this is relavant. I was told that HughesNet uses multiple levels of Network Address Translation.
-- Bill Morita 512-569-6387 (Cell) On Mon, Jun 30, 2014 at 12:25 AM, Chuck Hast <[email protected]> wrote: > The documentation on HughesNet was not real clear, the fix was just to set > back > and watch it and when the field service guy came out to re-align the > antenna I > saw more. > > Here is what I saw, not sure why it works that way but after looking a bit > more > and following some other trails it appears that the following happens: > > If you use a windows machine plugged into the HughesNet modem/router > it assigns the machine a address from the 192.168.0.x block. But if you > plug > in a router it gives it a address in my case in the range of 100.119.x.x. > If I > plug a Linux box into it, it does the same thing, but if I spin up a > Windows 7 > VM on my ThinkPad X200 and plug it directly into the port on the modem AND > allow windows to grab the nic, again it gives the windows box a 192.168.0.x > address, if I let the linux host grab the nic card it gives it a > 100.119.x.x addresss. > > As to DHCP, I thought I knew something about it, my router and other > devices > were NOT offering addresses, they were REQUESTING them from the HN > modem. > > On the WAN side the router plugged into the HN modem still has to request > a IP address using DHCP (static IP addresses are expensive on HN). > > I find it interesting that if it is a Windows device the HN box gives it a > 192. > 168.0.x address, but if it is a router plugged into the HN modem it gives > out a 100.119.x.x address, same goes if it is a Linux box. Maybe they think > that if you are at a level high enough to run Linux you get a routable > address > or assume that if it reports that it is Linux it is some variant of a > router run- > ning some variant of Linux, so the HN modem (of whatever DHCP server) > gives out a public address rather than a 192.168.x.x address. > > The router needs to run the DHCP client and request a IP assignment from > the HN box, or it will not talk, unless of course you have the info to set > up > a static IP. > > Yes, the OpenWRT router is only offering DHCP assignments on the LAN > side of the house, on the WAN side it is asking for one. I am sorry if I > was > not clear on that. I had sat for 5 hours waiting for someone to appear the > day before and was probably at a pretty good level of frustration with > them, > but that is not excuse for bad descriptions and clear information. > > So in summary, it appears that the HN modem will offer a 192.168.0.x > address to a windows or windows like machine, if it smells like router > (Linux in this case) it gets a 100.119.x.x address. > > Ahh yes, if you are using the 192.168.0.x block it will give you up to 5 > assignments. Not sure why the limitation, so HN recommends that you > run a separate router if you need more addresses. But the document- > ation says that you must make sure that the LAN side uses a different > subnet than 192.168.0.x because a address in that range will be given > to the WAN port, that is why the 100.119.x.x assignment threw me for > a loop. > > Thanks for the info guys and hope I have made it a bit less cloudy. I do > not believe I have seen anything like that before, I do recall that my > cable modem would hand out 192.168.x.x addresses, if you used it > as the router, but if you plugged your router into it, you first had to go > in and tell it that you were plugging a router into it, then you would get > a public IP assigned to your router once you plugged the router in and > rebooted the whole thing, perhaps they have made these a wee bit > smarter. > > > > On Sun, Jun 29, 2014 at 1:40 PM, Mike C. <[email protected]> wrote: > > > > Message: 1 > > > Date: Sat, 28 Jun 2014 18:21:41 -0700 > > > From: Keith Lofstrom <[email protected]> > > > Subject: Re: [PLUG] Hughes net > > > To: Portland Linux/Unix Group <[email protected]> > > > Message-ID: <[email protected]> > > > Content-Type: text/plain; charset=us-ascii > > > > > > On Fri, Jun 27, 2014 at 12:07:49PM -0700, Chuck Hast wrote: > > > > The new place I have moved to only has internet access via Huges > > > > Net (ugh!) I am using a router behind their router/radio. According > > > > to the info I have googled, this thing is supposed to assign > addresses > > > > in the 192.168.0.x address range with the router being 192.168.0.1 > > > > It only allows for 5 IP assignments, so I have put a router running > > > > OpenWRT behind it, I notice that it gives out a IP assignment of > > > > 100.119.170.x with the GW being 100.119.170.1, also when I plug > > > > a linux box into the device it gets a assignment in that block of > > > > addresses. BUT when the field service guy plugged his windows > > > > box into the Huges box it gave him a 192.168.0.x address, what > > > > goes here? I googled this and all indicates that the box is supposed > > > > to hand out 192.168.0.x addresses, there are several admonitions > > > > that you need to make sure (for obvious reasons) that your local > > > > router does not use the 192.168.0.x subnet due to the HughesNet > > > > device using it as the default (I always change those things to some > > > > other subnet because .0.x and .1.x are the most common defaults. > > > > > > > > Why does this device hand out 100.119.170.x addresses (looks like > > > > routable addresses) to the linux box or the router but 192.168.0.x > > > > addresses to the windows box? > > > > > > > Have you worked through the steps in the "How to configure your home > > network" article? http://customer.kb.hughesnet.com/Pages/1189.aspx > > > > Because until you do that there really isn't much help the PLUG mailing > > list can offer you. Although many of us here, including myself have a lot > > of experience with wired/wireless networks and OpenWrt, we're not > Hughesnet > > tech support and do not know the particulars of how they do things. > > _______________________________________________ > > PLUG mailing list > > [email protected] > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > > > > -- > > Chuck Hast -- KP4DJT -- > Glass, five thousand years of history and getting better. > The only container material that the USDA gives blanket approval on. > _______________________________________________ > PLUG mailing list > [email protected] > http://lists.pdxlinux.org/mailman/listinfo/plug > _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
