If cable modem put it in bridge mode and that creates a direct pass through so you have control of ip accept the cable company gateway.
Sent from my Verizon Wireless 4G LTE smartphone <div>-------- Original message --------</div><div>From: Chris Fabien <[email protected]> </div><div>Date:12/22/2014 7:20 AM (GMT-05:00) </div><div>To: Mikrotik Users <[email protected]> </div><div>Subject: Re: [Mikrotik Users] Couple questions to ask </div><div> </div>Forrest is on point. Just do it via 1:1 nat unless you can convince your upstream to route the ips to your edge router. Is this a cable modem? We had a site on cable for a while and were able to get charter to route a /24 to our router once we got a hold of the right people. On Dec 22, 2014 7:03 AM, "Forrest Christian (List Account)" < [email protected]> wrote: > Let me see if I can help here, based on my best guess. > > What your provider has given you Is actually a block of 16. They have > assigned this block to the Ethernet segment between you and them. > > Starting at 16, you get to 13 by the following: > > One is used for the network number. This must be the first number in the > block. > > One is used for the netmask. This is the last number in the block. > > And one is used by their router which is attached to the segment. It can > be any of the remaining addresses, but it often either the first or last > usable address. They will tell you what this is. > > The remaining thirteen can be used by you, but they must be used by a > device on that Ethernet segment. Or, more accurately a device on that > segment needs to arp for them and then know what to do with them. > > Personally, the easiest thing I can think of is just to add all 13 as > additional addresses in your mikrotik and then use nat to "distribute" them > to private addresses in your network. And by nat, I am including all of > the various options including 1:1 nat, as appropriate. > On Dec 20, 2014 1:03 PM, "Tim Reichhart" <[email protected]> wrote: > >> Scott >> >> If you want the actual subnet the upstream provider gave me was >> 255.255.255.240 >> but I put in 255.255.255.0 >> >> >> >> Which I have block of /13 which only 12 useable ips since the 13th one >> is upstream provider gateway IP. >> >> >> >> Tim >> >> >> >> *From:* [email protected] [mailto: >> [email protected]] *On Behalf Of *Scott Reed >> *Sent:* Saturday, December 20, 2014 2:56 PM >> *To:* Mikrotik Users >> *Subject:* Re: [Mikrotik Users] Couple questions to ask >> >> >> >> Routing works by one device knowing the next device to send a packet to. >> So the upstream knows that all of you addresses get sent to the one on your >> gateway. The provider's devices don't care how the data gets to the >> destination, just that it goes to your router. Your OSPF will tell your >> headend router how to get the data to the end point. >> So, to fully answer your question, you need to answer the one I have >> asked you several times. What is the subnet mask our your headend router >> connecting to the upstream? Give us that and we can quit surmising what >> you might do and give you a how to do it. >> >> Also, from one of your comments, you can tell OSPF whether or not to >> propagate your static routers. >> >> On 12/20/2014 2:09 PM, Tim Reichhart wrote: >> >> @ Scott >> Addresses come in pPowers of 2, so you probably have 16 addresses in the >> block. So, need to know what subnet mask you use to connect. If you are >> using a /29 or /30, the rest can be located anywhere on the network. Let >> OSPF do the work. If you are using the /28 to connect, you will either >> need to get your provider to change it or get the rest of the addresses so >> you can subnet them. >> >> How many addresses do you want at the "remote" site? >> >> Let's say you have a block of 16, a /28. You can have a block of 8, a >> /29, at the headend and connected to the provider. Then you can have 8 >> more somewhere else on the network. As long as you put the address in OSPF >> correctly, the 8 addresses from the second half can be anywhere on your >> network and OSPF will get them routed >> >> >> >> I don’t know if I can even spit up the block like how your saying because >> I only have 1 gateway IP address from the upstream provider unless there is >> something I don’t know about because one mikrotik router (core) router is >> handling the ip’s then from there its ospf over wireless ptp link to an >> other mikrotik router with totally different internal IP address from >> router a haves. >> >> >> >> @ Christian >> >> >> >> So if you have a /28 and it was routed to router a, you can route the >> whole thing or just subnets to router b, and use them by just setting a >> gateway on router b. Or a gateway on router a. Or if it is ospf you could >> just assign a single ip to a loopback and do a 1:1 nat to a private. There >> is a lot of ways to do this, I'm just not clear on your setup. >> >> >> >> This is how I got the network currently setup: >> modem ----: routerboard a (w/static wan IP’s w/ospf) then the link is on >> ether is going for my ptp to other routerboard b (running ospf also) on >> ether1 then I want ether 2-4 run to sectors etc. >> >> >> >> So I need to figure out how to route the static wan ip’s over ospf from >> routerboard a to b etc.. >> >> >> >> Tim >> >> >> >> >> >> >> >> >> >> *From:* [email protected] [ >> mailto:[email protected] >> <[email protected]>] *On Behalf Of *Christian Palecek >> *Sent:* Saturday, December 20, 2014 1:07 PM >> *To:* Mikrotik Users >> *Subject:* Re: [Mikrotik Users] Couple questions to ask >> >> >> >> So if you have a /28 and it was routed to router a, you can route the >> whole thing or just subnets to router b, and use them by just setting a >> gateway on router b. Or a gateway on router a. Or if it is ospf you could >> just assign a single ip to a loopback and do a 1:1 nat to a private. There >> is a lot of ways to do this, I'm just not clear on your setup. >> >> >> >> >> >> Christian Palecek >> >> Network Administrator >> >> Cybernet Inc. >> >> Hamilton, MT >> >> >> >> -------- Original message -------- >> From: [email protected] >> Date:12/20/2014 10:48 AM (GMT-07:00) >> To: Mikrotik Users <[email protected]> <[email protected]> >> Subject: Re: [Mikrotik Users] Couple questions to ask >> >> Scott I got block of 13 and I can go all the way of block of 254 if I >> wanted to. >> >> Tim >> >> >> On 2014-12-20 12:21, Scott Reed wrote: >> > How many addresses do they give you? >> > What is the subnet mask you use on your connection to the upstream? >> > >> > On 12/20/2014 12:07 PM, [email protected] wrote: >> >> Well the upstream provider have the static ip's scripted inside the >> >> modem. So I don't think they are actually routing the ip's directly to >> >> me. >> >> >> >> So it looks like I'm going have go bat route setup if that is correct. >> >> >> >> Tim >> >> >> >> On 2014-12-20 10:59, Christian Palecek wrote: >> >>> I think you are going to have to use dst-nat as a 1:1 nat, unless >> >>> they >> >>> actually are routing you ip's, then you would just route them like >> >>> you >> >>> would any subnet. >> >>> >> >>> Christian Palecek >> >>> Network Administrator >> >>> Cybernet Inc. >> >>> Hamilton, MT >> >>> >> >>> -------- Original message -------- >> >>> From: T Maylone <[email protected]> >> >>> Date:12/20/2014 7:33 AM (GMT-07:00) >> >>> To: Mikrotik Users <[email protected]> >> >>> Subject: Re: [Mikrotik Users] Couple questions to ask >> >>> >> >>> example routing through two routers >> >>> >> >>> assume your public ip is 1.1.1.1 >> >>> assume your provider routes 1.1.1.1 to your router A ether port 1 >> >>> assume there is a relationship between router a ether 2 10.254.0.1/29 >> >>> [2] and router B ether 1 10.254.0.2 >> >>> assume there is a relationship between router b ether 2 10.253.0.1/29 >> >>> [3] and router c ether 1 10.253.0.2 >> >>> >> >>> In router A >> >>> IP route 1.1.1.1 10.254.0.2 >> >>> >> >>> In router B >> >>> IP router 1.1.1.1 10.253.0.2 >> >>> >> >>> On Sat, Dec 20, 2014 at 7:22 AM, Tim Reichhart <[email protected]> >> >>> wrote: >> >>> >> >>>> Guys >> >>>> >> >>>> I am just wondering if I have multiple wan IP's on ether1 is an way >> >>>> to place it onto other ethernet interfaces? Also I am running ospf >> >>>> on my routers so lets say router A is the main core with wan IP’s >> >>>> and router B needs an wan IP from router A for an internal IP how >> >>>> would I route that? >> >>>> >> >>>> Tim >> >>>> >> >>>> _______________________________________________ >> >>>> Mikrotik-users mailing list >> >>>> [email protected] >> >>>> http://lists.wispa.org/mailman/listinfo/mikrotik-users [1] >> >>> >> >>> >> >>> Links:
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