D-Link DES-3326, Руководство пользователя

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24-port NWay Ethernet Switch User’s Guide
Web-Based Network Management 297
without receiving a
configuration message
before attempting to
reconfigure. All device
ports (except for
designated ports) should
receive configuration
messages at regular
intervals. Any port that
ages out STP information
(provided in the last
configuration message)
becomes the designated
port for the attached LAN.
If it is a root port, a new
root port is selected from
among the device ports
attached to the network.
The minimum value is the
higher of 6 or [2 x (Hello
Time +1)].
The maximum value is the
lower of 40 or [2 x
(Forward Delay –1)].
Hello Time
2 The time interval (in
seconds) at which the root
device transmits a
configuration message.
Forward Delay
15 The maximum time (in
seconds) the root device
will wait before changing
states (i.e., from the
listening to learning to
forwarding). This delay is