GS700TS Smart Switch Software Administration Manual
Configuring Switching Settings 4-34
v1.0, June 2009
The CST Configuration screen contains the following fields:
CST Configuration
•Bridge Priority – Enter the bridge priority value. When switches or bridge s are running
STP, each is assigned a priority. After exchanging BPDUs, the device with the lowest
priority value becomes the Root Bridge. The default value is 32768. The bridge priority
value is provided in increments of 4096.
•Hello Time – Enter the device Hello Time. The Hello Time indicates the amount of time
in seconds a Root Bridge waits between configuration messages. The default is 2 seconds.
•Max Age – Enter the device Maximum Age Time. The Maximum Age Time is the
amount of time in sec onds a bridge waits before sending configuration messages. The
default Maximum Age Time is 20 seconds.
•Forward Delay – Enter the device Forward Delay Time. The Forward Delay Time is the
amount of time in seconds a bridge remains in a listening and learning state before
forwarding packets. The default is 15 seconds.
•Spanning Tree Maximum Hops – Specifies the total number of hops that occur in a
specific region before the BPDU is discarded. Once the BPDU is discarded, the port
information is aged out. The possible field range is 1-40. The field default is 20 hops.
Designated Root
•Root Bridge ID – Displays the priority and MAC Address of the root bridge.
Figure 4-22