reliably detecting the presence of a bridge?

Larry Sheldon larrysheldon at
Sat Dec 19 23:31:55 UTC 2015

On 12/19/2015 17:15, Larry Sheldon wrote:
> On 12/19/2015 16:53, James R Cutler wrote:
> [snip]
>>> But I still have one question (which might be based on errors)--
>>> I think I have used WiFi terminals ("air ports", "WiFi routers"
>>> [spit]) that offer a "bridge" mode, apparently to build a dedicated
>>> radio link between two such terminals.
>>> Are they operating as a Radia Perlman "bridge", or is this yet
>>> another example if the Wiffy World high-jacking words and terms
>>> that used to have actual meanings?
>> Bridge Mode (ATT Passthrough) simply means that the router between
>> the WAN connection and the LAN/WiFi ports is turned off and all ports
>> share the same switch (so packets just “pass through”. Thus all ports
>> appear connected to a common switch.  Call that what you will, there
>> is no spanning tree here even though we all love Radia.
> I have three radios in my little toy network (two because the original
> installation was in a big house that had annoying dead spots with only
> one, one because I had to replace the router and the router replacement
> included a radio).
> I just looked at one (I'm pretty sure the others are similar of the
> same) that has a pick for "AP Mode" which offers "Access Point (default)
> which is what I run, "AP Client", "Wireless Repeater" and "Wireless
> Bridge".

I did not make it clear--this on is by no means a router--it has two 
interfaces, 10baseT, and radio.

> I just realized that I don't know (or don't remember--I am old) what the
> documentation says (see--I am so old I think there IS documentation and
> that it WILL explain stuff.)

I did look it up, and now don't know as much as I did.

sed quis custodiet ipsos custodes? (Juvenal)

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