[Mikrotik] basic routing

Josh Luthman josh at imaginenetworksllc.com
Wed Jun 6 13:17:26 CDT 2012


Is this a /30 ?

gig0/1 - 10.100.0.1

Can the Cisco ping 207.235.23.1 ?

Josh Luthman
Office: 937-552-2340
Direct: 937-552-2343
1100 Wayne St
Suite 1337
Troy, OH 45373


On Wed, Jun 6, 2012 at 2:12 PM, Ty Featherling <tyfeatherling at gmail.com> wrote:
> Here's the config:
>
> Routerboard
> ether1 - 10.100.0.2/30
>
> ether2 - 10.100.1.1/24
> ether2 - 207.235.23.1/26 (public)
>
> ip route 0.0.0.0/0 10.100.0.1
>
> Edge Cisco
> gig0/1 - 10.100.0.1
>
> ip route 207.235.23.0 255.255.255.182 10.100.0.2
>
>
> Now I have 2 CAP320 APs that are setup in a similar way. They have a
> 10.0.12.x address on their ethernet side and a 209.163.162.x/26 on the
> wireless side and acting as gateway for the customers. The default route on
> the AP pointing to the Edge router at 10.0.12.1 and a return route at the
> Edge pointing all 209.163.162.x/26 traffic to 10.0.12.x and no issues. I
> say this to point out that I don't believe the upstream's config is the
> problem.
>
> -Ty
>
>
> On Wed, Jun 6, 2012 at 12:09 PM, Scott Reed <sreed at nwwnet.net> wrote:
>
>> Does your public range include the address your upstream expects to see?
>>  If so, you need to either get your upstream to give you a /29 or /30 to
>> use for connectivity or you are going to have to change how much of the
>> block you send to the AP.
>> Does your upstream know that the subnet on your inside router should be
>> routed to your border router?  If not, they need to add a route.
>>
>>
>> On 6/6/2012 12:50 PM, Ty Featherling wrote:
>>
>>> I am trying to route my first tower with mikrotik. I have a private /30
>>> setup between my edge router and ether1 of the RB. I have a private /24
>>> setup for an ap and it's cpe on ether2. I have a subnet of public
>>> addresses
>>> to use for clients of this AP and the gateway for those is set as an
>>> address on ether2 as well. Default route is the gateway for ether1 which
>>> is
>>> our edge router. There is a route on the edge router routing that subnet
>>> of
>>> publics back to the ether1 address of the RB. This all sounds right to me.
>>>
>>> This is being setup on my bench right now so I configured it as above then
>>> plugged my laptop into ether2 and gave myself a static public address
>>> within the range assigned to the RB. I can ping my gateway and all other
>>> ips assigned to the RB and ips on my network beyond the RB. I can ping the
>>> RB from the outside both on it's ether1 address and the public gateway
>>> assigned to ether2.
>>>
>>> I cannot reach the internet from my laptop. I have a static DNS address
>>> configured. I can ping the DNS server, but I get no internet response.
>>> Pings to google.com cannot find host. What am I missing?
>>>
>>> I'm going to lunch to clear my head. Any help appreciated.
>>>
>>> -Ty
>>> -------------- next part --------------
>>> An HTML attachment was scrubbed...
>>> URL:<http://www.butchevans.**com/pipermail/mikrotik/**
>>> attachments/20120606/5b63e0cb/**attachment.html<http://www.butchevans.com/pipermail/mikrotik/attachments/20120606/5b63e0cb/attachment.html>
>>> >
>>> ______________________________**_________________
>>> Mikrotik mailing list
>>> Mikrotik at mail.butchevans.com
>>> http://www.butchevans.com/**mailman/listinfo/mikrotik<http://www.butchevans.com/mailman/listinfo/mikrotik>
>>>
>>> Visit http://blog.butchevans.com/ for tutorials related to Mikrotik
>>> RouterOS
>>>
>>>
>>> -----
>>> No virus found in this message.
>>> Checked by AVG - www.avg.com
>>> Version: 2012.0.2178 / Virus Database: 2433/5051 - Release Date: 06/06/12
>>>
>>>
>>>
>> --
>> Scott Reed
>> Owner
>> NewWays Networking, LLC
>> Wireless Networking
>> Network Design, Installation and Administration
>>
>>
>>
>> Mikrotik Advanced Certified
>>
>> www.nwwnet.net
>> (765) 855-1060
>> (765) 439-4253
>> (855) 231-6239
>>
>>
>>
>> ______________________________**_________________
>> Mikrotik mailing list
>> Mikrotik at mail.butchevans.com
>> http://www.butchevans.com/**mailman/listinfo/mikrotik<http://www.butchevans.com/mailman/listinfo/mikrotik>
>>
>> Visit http://blog.butchevans.com/ for tutorials related to Mikrotik
>> RouterOS
>>
> -------------- next part --------------
> An HTML attachment was scrubbed...
> URL: <http://www.butchevans.com/pipermail/mikrotik/attachments/20120606/10415862/attachment.html>
> _______________________________________________
> Mikrotik mailing list
> Mikrotik at mail.butchevans.com
> http://www.butchevans.com/mailman/listinfo/mikrotik
>
> Visit http://blog.butchevans.com/ for tutorials related to Mikrotik RouterOS


More information about the Mikrotik mailing list