Technical data

BLADE OS 5.0 Command Reference
BMD00142, November 2009 Chapter 4: The Information Menu
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stp
Displays Spanning Tree information, including the status (on or off), Spanning Tree mode
(STP/PVST+, RSTP, PVRST, or MSTP), and VLAN membership.
In addition to seeing if STG is enabled or disabled, you can view the following STG bridge
information:
 Priority
 Hello interval
 Maximum age value
 Forwarding delay
 Aging time
You can also see the following port-specific STG information:
 Port alias and priority
 Cost
 State
 Port Fast Forwarding state
For details, see page 69.
cist
Displays Common Internal Spanning Tree (CIST) information, including the MSTP digest
and VLAN membership.
CIST bridge information includes:
 Priority
 Hello interval
 Maximum age value
 Forwarding delay
 Root bridge information (priority, MAC address, path cost, root port)
CIST port information includes:
 Port number and priority
 Cost
 State
For details, see page 75.
Table 17 Layer 2 Information Options
Command Syntax and Usage