On Fri, 2012-10-12 at 10:52 -0400, Fred Goldstein wrote:
> There's a real market gap not quite being filled by our usual WISP 
> vendors MT and UBNT.  MT has a new CPE router with SFP support.  This 
> would be great for a regional CE fiber network.  Let's say you have a 
> building (say, Town Hall) with multiple tenants in it, each with a 
> separate IP network (say, Town administration, Police, and School 
> Admin).  You'd want to be able to drop off one fiber with separate 
> VLANs (virtual circuits) for each network, isolating the traffic from 
> each other.  An MEF switch is cheaper than a real Cisco router but a 
> Routerboard is cheaper yet!  And it can't route since there are 
> multiple independent networks there, each with its own routers and 
> firewalls.  Nor is bridging appropriate (not isolating).  So a 
> Carrier Ethernet (MEF) switching option would fill that bill.  Of 
> course the same software would work with a wireless feed to a 
> shared-tenant building, not needing the SFP version.
> 
> I suspect the pieces are all there, just not the assembly 
> instructions or tools to facilitate it.  It involves setting up VLANs 
> and queues.

So, what you're saying is that you don't understand HOW to make the
network using MT as a tool?  NOTE: This is not the same as "It can't do
________".  It's all in the documentation.  You just have to either
figure it out from what is there or ask for help from someone who has.

It is there and can be done in a number of different ways (bridged OR
switched).  Truth be told, I am amazed at what can be done in a small
box like the mikrotik devices.  It is a swiss army knife.  However, the
other side of this coin is that often, there is a BETTER tool for some
network needs.  Much like a swiss army knife, while it is true that it
has a screwdriver built in, a REAL screwdriver is usually better suited.
At the same time, often, you only need the functionality provided by the
built-in screwdriver, but it takes a special knack to make it do the
job.  The point being, that while it is certainly possible to make
RouterOS NOT be a router, why would you?  If you want a switch, put in a
switch.  If you want to save money, just realize that you are trading
something to get it.

There is very little that you can't do with RouterOS in terms of vlan
behaviors, but there certainly ARE a few limitations.  Your needs will
determine which is better.

-- 
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