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Spanning Tree Bridge Parameter Defaults
Spanning Tree Bridge Parameter Defaults
Parameter Description
Spanning Tree operating mode
PVST+ status
Spanning Tree status for a
VLAN instance
Spanning Tree protocol
BPDU switching status
Priority value for the Spanning
Tree instance
Hello time interval between each
BPDU transmission
Maximum aging time allowed
for Spanning Tree information
learned from the network
Spanning Tree port state transi-
tion time
Path cost mode
Automatic VLAN Containment
Spanning Tree Port Parameter Defaults
Parameter Description
Status for a specific VLAN instance
Path cost for a specific VLAN instance
Port state management mode
Port priority value
Port connection type for a specific
VLAN instance
Type of BPDU to be used on a port when
per vlan PVST+ mode is enabled
page 5-4
Command
spantree mode
spantree pvst+compatibility
spantree vlan admin-state
spantree protocol
spantree bpdu-switching
spantree priority
spantree hello-time
spantree max-age
spantree forward-delay
spantree path-cost-mode
spantree auto-vlan-containment
Command
spantree vlan
spantree vlan path-cost
spantree cist mode
spantree vlan mode
spantree priority
spantree vlan connection
spantree pvst+compatibil-
ity
OmniSwitch AOS Release 7 Network Configuration Guide
Configuring Spanning Tree Parameters
Default
Per-VLAN (a separate Spanning
Tree instance for each VLAN)
Disabled
Enabled
RSTP (802.1w)
Disabled
32768
2 seconds
20 seconds
15 seconds
Auto (16-bit in per-VLAN mode
and STP or RSTP flat mode, 32-
bit in MSTP flat mode)
Disabled
Default
Enabled
0
Dynamic (Spanning Tree
Algorithm determines port
state)
7
auto point to point
auto (IEEE BPDUs are used
until a PVST+ BPDU is
detected)
March 2011
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