Supermicro SuperBlade SBM-GEM-X2C+, User Manual

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Chapter 7: Layer 2/3 Ethernet Switch Firmware
CIST Port Status
Clicking the CIST P
ORT
S
TATUS
tab brings up the MSTP CIST P
ORT
S
TATUS
page
( Figure 7-81 ), which displays MSTP CIST port specific information. The parameters for
this page are shown in Table 7-58 .
Figure 7-81. MSTP CIST Port Status Page
Table 7-58. MSTP CIST Port Status Page Parameters
Parameter Description
Designated Root
This parameter specifies the unique Bridge Identifier of the Bridge
recorded as the Root for the segment to which the port is attached.
Designated Bridge
This parameter specifies the Bridge Identifier of the bridge, which this port
considers to be the Designated Bridge for this port's segment.
Designated Port
This parameter specifies the Port Identifier of the port on the Designated
Bridge for this port's segment.
Designated Cost
This parameter specifies the path cost of the Designated Port of the
segment connected to this port.
Regional Root
This parameter specifies the unique Bridge Identifier of the bridge recorded
as the CIST Regional Root Identifier in the configuration BPDUs
transmitted.
Regional Path Cost
This parameter specifies the contribution of this port to the path cost of
paths towards the CIST Regional Root, which includes this port.
Type
This parameter specifies the operational point-to-point status of the LAN
segment attached to this port. It indicates whether a port is considered to
have a point-to-point connection or shared media.