Multifunction Switch/Router User's Guide

28
You can view or modify the STA parameters through the Out-of-
Band Management, as shown in Table 3-3. Pay special attention
to the effects of each STA parameter in order to avoid erroneous
behavior in the network.
STA parameters Settings Effects Comment
Enable/Disable
Enable /
Disable
Participate in or
remove from
STA
Enable in a SNMP
network
Bridge Priority
lower the #,
higher the
priority
Increases chance
of becoming the
Root Bridge
Avoid, if the switch
is used in
workgroup level of
a large network
Hello Time
1 - 10 sec. No effect, if not
Root Bridge
Never set greater
than Max. Age
Time
Max. Age Time
6 - 40 sec. Compete for
Root Bridge, if
BPDU is not
received
Avoid low number
for unnecessary
reset of Root Bridge
Forward Delay
4 - 30 sec. High # delays
the change in
state
Max. Age ≤ 2 x
(Forward Delay -
1)
Max. Age ≥ 2 x
(HelloTime + 1)
Port Level STA parameters
Enable / Disable
Enable /
Disable
Enable or
disable this
LAN segment
Disable a port for
security or problem
isolation
Port Priority
lower the #,
higher the
priority
Increases chance
of become Root
Port
Table Chapter 3 -3, User-selective STA parameters