5
P
ORT
 T
RUNKS
Port trunks are connections that allow devices to communicate using up 
to four links in parallel. 
This chapter explains more about port trunks and how to set them up on 
your network. It covers the following topics:
■
What are Port Trunks?
■
Port Trunks and Your Switch
■
Placing Ports in a Port Trunk
■
Port Trunk Example