Nortel BSG12aw 1.0, Руководство по настройке

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VLAN advanced configuration 123
Configuration Guide
RSTP configuration navigation
• RSTP basic settings configuration parameters (page 123)
• RSTP timers configuration parameters (page 124)
• RSTP port settings configuration parameters (page 124)
• RSTP port status display parameters (page 125)
RSTP basic settings configuration parameters
The following section describes the configuration parameters for the RSTP basic settings located
at
Configuration,
Spanning Tree, RSTP, Basic Settings tab
.
Variable definitions
The following table describes the variables and values for configuring RSTP basic settings.
Variable Value
RSTP Status Displays the RSTP status. RSTP status is set in STP Basic Settings.
Compatibility Specifies the compatibility for RSTP as RSTP or STP compatible version.
Select RSTP for the port to transmit only RSTP BPDUs.
Select STP Compatible for the port to transmit RSTP BPDUs or Topology
Change Notification BPDUs (Config/TCN BPDUs).
The default value is RSTP.
Bridge Priority Type the bridge priority value used to select the root bridge.
Transmit Hold Count Type the maximum number of packets that can be sent in an given
interval, to avoid flooding.
The value ranges from 1 to 10.
The default value is 3.
Default Path Cost Version This field indicates the number of bits used to calculate the path cost of all
ports running in the spanning tree protocol.
Select the Default Path Cost value for backward compatibility with STAP.
If you select 16 Bit, the maximum value of the path cost field of any port in
the spanning tree is 65535.
If you select 32 Bit, the maximum value of the path cost field of any port in
the spanning tree is 200000.
See “RSTP port settings configuration parameters” on page 124 for the
path cost setting for each port.