[fedora-arm] 4 port ethernet

[Tim Fletcher]

> On 18 Jan 2014, at 15:39, Peter Robinson <pbrobinson at gmail.com> wrote:
> 
>> On Fri, Jan 17, 2014 at 4:18 PM, Robert Moskowitz <rgm at htt-consult.com> wrote:
>> 
>>> On 12/29/2013 05:18 PM, Tim Fletcher wrote:
>>> 
>>>> On 29/12/13 10:07, Peter Robinson wrote:
>>>> 
>>>> 
>>>> On 29 Dec 2013 07:07, "Ronald" <ronald.gadget at gmail.com
>>>> <mailto:ronald.gadget at gmail.com>> wrote:
>>>>> 
>>>>> Peter,
>>>>> 
>>>>> what about getting a wireless router from Dlink, Netgear etc and
>>>> hacking such a device? These devices are like 50$?
>>>> 
>>>> Those $50 devices are generally MIPS, with 32mb of ram and a single
>>>> 100mb port, if your lucky the switch chip might do vlans.
>>> 
>>> 
>>> A quick look over the OpenWRT wiki shows this as only arm based option
>>> with 4 ports.
>>> 
>>> http://wiki.openwrt.org/toh/netgear/wnr854t
>>> 
>>> There are much more powerful MIPS systems such as the new C7 Archer based
>>> systems like this: http://wiki.openwrt.org/toh/tp-link/tl-wdr7500
>> 
>> Well I learned something.
>> 
>> DON'T get a wnr854t; turns out they have real power problems:
>> 
>> http://wiki.openwrt.org/toh/netgear/wnr854t/glod
>> https://forum.openwrt.org/viewtopic.php?id=28062
>> http://www.imovedtolinux.com/2008/11/fix-for-netgear-wnr854t-green-ring-of.html
>> 
>> I am working with the ebay seller on a rma.  :(
>> 
>> after a lot of advice at openwrt, I am going with the tp-wdr3600.
>> 
>> I have learned a lot about the LAN port design on these boxes, and how
>> really the SCO has only one or two ethernet ports; all the rest is done with
>> fancy drivers to handle each separately.  See
>> http://wiki.openwrt.org/toh/linksys/wrt54g for how linksys did it. It would
>> be nice to see such designs implemented and supported for arm.
> 
> Yes, most cheap routers have a cheap 5-6 port switch chip, that in
> some cases can do vlans when configured via something like GPIO, but
> the actual router itself only has a single ethernet port.

Most of the modern routers have 2 Ethernet interfaces, normal setup is one dedicated wan/internet port and 1 internal port with a basic switch chip on it.

--

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Tim Fletcher