logical topology and other question
hello my friend ....
this is naif from Saudi Arabia on member of ine.com
i want to describe to me how the logical topology looks like .
i want to understand for exa vlan 146 related to R1 and all vlan
in the physical topology its clear but its default to me to understand in logical topology .
please listed to me all vlans and related router or switch depend on logical topology .
help me .
and i have some problem i download putty application and telnet form my laptop its give authentication failed
i am sure user name and password
and its very slow and interrupt AL the time i try to contact to support section but its not give any soulation
last question what does it mean by (upstream switch ) and (downstram
switch) in the explain of stp in the video please explain to me with
simple language and diagram