[Info-vax] terminal servers etc

[Phillip Helbig---undress to reply]

In article <00ACD031.066AD2F3 at SendSpamHere.ORG>, VAXman- 
@SendSpamHere.ORG writes: 

> >The DECserver90TL, at least the ones I have, has the backplane 
> >connector, the 10base2 connector on the side, and a power socket if the 
> >unit is being used without the DEChub90.  (Or DEChub900).
> >
> >Bart is causing me to go to the basement to dig out the only 
> >DECserver90M that I have, which I believe is non functional.  I don't 
> >ever remember any twisted pair connection on any of the DEChub90 
> >modules.  There was I believe a command port, and possibly something 
> >else, but not a twisted pair RJ45 port.
> 
> DECserver90M has 9 8 pin sockets.  8 of them are white and are numbered 
> 1 through 8.  These are for terminal connections.  Next to the 8 white
> connectors are 8 LEDs which, when the DECserver90M is booted/function-
> ing, show which of these 8 ports is active.  Next to the 8 LED is an 8
> pin socket which is metalic and will have above it printed the ethernet
> address.  This is the twisted pair ethernet connection.

Right.

> >> On another server and repeater (not in the hub and no connector for it), 
> >> there is the same power connector, but an additional circular switch.  
> >> What is the latter for?
> >
> >Never saw any switches.  Note, there were the modules sold as stackable, 
> >but I never saw one of them.
> 
> What he's talking about is the extender casing for the standalone use of
> these DEChub modules.  On the back of these there are 2 8 pin connectors
> for communications a la the DEChub management modules (eg. DECagent90).
> Next to these 2 connectors is a rotary switch.  It's used to assign the
> equivalent of the DEChub90 slot number to the device.  The extention for
> these DEChub90 modules was listed as DETRX-M.  It can be seen in this
> photo:
> 
>   http://www.servershop24.de/images/produkte/i10/100560.jpg
> 
> along with the stackable housing.  The back of the DETRX-M can be seen 
> in this photo: 
> 
>   http://www.servershop24.de/images/produkte/i10/100560-decbridge-1277821213-1743.jpg

OK.  So, I can use the DECserver without having to worry about the 
rotary switch?