From: Jeff Sapiro (jsapiro@xxxxxxxxxxxxxxxxxxxx)
Date: Mon Jun 26 2000 - 17:54:24 GMT-3
The trick is to press space-bar which toggles the assignment, not enter (yes th
e
tutorial does not tell you this)- I was able to get it working (still failed)
-Jeff
Mark Detrick wrote:
> I know for a fact, that this tutorial does not work. I tried it in the lab
> and the ports do not join the vlans. After selecting the port and pressing
> return it just comes back with the default-TrCRF. Step-by-step - NO GO! Is
> there some kind of admin mode with higher powers you need to enter first?
>
> There is a trick to configuring these switches and I have not figured out
> what the trick is. Also, I was not the only person stumped. Additionally,
> after having done a clear NVRAM and doing a reset of the box, it does not
> come up in a initial state that allows two To0 interfaces connected to the
> switch to communicate.
>
> What is with this switch?
> MSD
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> MUTHU K
> Sent: Wednesday, June 14, 2000 6:59 PM
> To: ccielab@groupstudy.com
> Subject: TokenRing Switching
>
> Hi Guys,
>
> Here is some tips on Catalyst 3920 TokenRing Switch:
>
> 1) According to the configuration guide, with default configuration the
> switch
> is supposed to be autosensing speed and duplex mode of the conncetd routers.
> That is if you really don't want more than one vlan in your network the
> switch
> installation is supposed to be plug and play.
>
> But this is not the case in reality. For some cisco router models like
> Cisco4500 it deos not detect the duplex mode properly. Infact a half duplex
> attached router port it detects as a full duplex one. Remedy is go to port
> configuration mode and ensure that the duplex mode is properly detected,
> otherwise set it manually from there.
>
> 2)To creat a couple of TokenRing VLANS two emulate two tokenrings, one don't
> need to be bothered about the bridging modes and STP modes , the default
> should work. The shorest way to creat two vlans is to exactly follow the
> tutorial whose link is given below. Again check and make sure your duplex
> mode:
>
> http://www.cisco.com/univercd/cc/td/doc/product/lan/cat3920/ct3920ug/vlantut
> .htm
>
> If you got any doubts on making two TokenRing VLANS work let me know
> regards
>
> Muthu
>
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