EnGenius EWS Series User Manual page 108

Root Address Displays the root bridge MAC address. Root in root bridge refers to the base
of the spanning tree, which the Switch could be configured for.
Priority Displays the priority for the bridge. When switches are running STP, each is
assigned a priority. After exchanging BPDUs, the Switch with the lowest
priority value becomes the root bridge.
Forward Delay Displays the Switch Forward Delay Time. This is the time (in seconds) the root
switch will wait before changing states (called listening to learning).
Maximum Age Displays the bridge Switch Maximum Age Time. This is the amount of time a
bridge waits before sending a configuration message. The default is 20
seconds.
Hello Time Displays the Switch Hello Time. This is the amount of time a bridge remains
in a listening and learning state before forwarding packets. The default is 15
seconds.
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