3
100Mbps speed or light amber for hookup 
to 10Mbps speed. 
2.  The  ‘‘Full-Duplex/Collision”  LED  indicator 
depends upon LAN  card  capabilities for  full 
duplex or half duplex. 
 Step 4 –Hub to DES-1008D  
A hub (10 or 100BASE-TX) can be connected to the 
DES-1008D  via  a  two-pair  Category  3,  4,  5 
UTP/STP straight cables.  For 100Mbps operation 
a Category 5 cable must be used. The connection is 
accomplished from any port of the hub to any port 
of the switch 
 
Step 5 – DES-1008D to switch 
The  DES-1008D  can  be  connected  to  another  switch or 
other devices (routers, bridges, etc.) via a two-pair Cate-
gory  3,  4,  5  UTP/STP  straight  or  crossover  cable.    A 
Category  5  cable  must  be  used  for  100Mbps  operation.  
The connection can be done from any (MDI-X) port of the 
Switch (Switch A) to any of the 10Mbps, 100Mbps (MDI-
X) port of the other switch (switch B) or other devices 
Additional Information 
If  you are  encountering problems  setting  up  your 
network,  please  refer  to  the  User’s  Guide  that 
came with the switch. It contains many more rules, 
charts, explanations and examples to help you get 
your network up and running. 
Additional  help  is  available  online  at 
http://www.dlink.com  in  the  United  States,  at 
http://www.dlink.co.uk in  the  United Kingdom,  or 
through our offices listed at the back of the User’s 
Guide.