[GTALUG] I’m obviously way behind in my reading: IBM owns Redhat

[James Knott]

On 2020-05-27 11:01 AM, Russell Reiter wrote:
>
>     Isn't Token Ring pretty much dead now?  Back in the 90s it provided
>     better performance than Ethernet, as there were no collisions and
>     there
>     was also the move to 16 Mb TR.  But when switches and then 100 Mb
>     Ethernet became popular, Token Ring was left in the dust.
>
>
> I believe it's used in bidirectional fiber-optic communications. To 
> what extent, I'm not sure and to be honest I just looked that up.
>

Are you referring to FDDI?  If so, that's also obsolete.  I have worked 
with fibre and when a single fibre is used, different wavelengths are 
used for each direction.