Alcatel-Lucent 6850-48 参考指南
Distributed Spanning Tree Commands
page 15-150
OmniSwitch CLI Reference Guide
September 2009
show spantree msti ports
Displays Spanning Tree port information for a flat mode Multiple Spanning Tree Instance (MSTI).
show spantree msti [msti_id] ports [forwarding | blocking | active | configured]
Syntax Definitions
msti_id
An existing MSTI ID number (0-4094).
forwarding
Displays Spanning Tree operational port parameters for ports that are
forwarding for the CIST instance.
forwarding for the CIST instance.
blocking
Displays Spanning Tree operational port parameters for ports that are
blocked for the CIST instance.
blocked for the CIST instance.
active
Displays a list of active ports associated with the specified instance.
configured
Displays Spanning Tree administrative port parameters for the CIST
instance.
instance.
Defaults
Platforms Supported
OmniSwitch 6400, 6850, 6855, 9000, 9000E
Usage Guidelines
• If an msti_id number is not specified, this command displays the Spanning Tree port operational status,
path cost, and role values for all associated MSTIs.
• This is an explicit Spanning Tree command that displays Spanning Tree port information for an MSTI
regardless of which mode (1x1 or flat) is active on the switch.
• Note that minimal information is displayed when this command is used in the 1x1 mode, as MSTIs are
not active in this mode. In addition, if MSTP is not the selected flat mode protocol, this command will
fail.
fail.
• The configured keyword is only available when an instance number is specified with this command. In
addition, this keyword cannot be used in combination with either the forwarding or blocking
keywords.
keywords.
• Note that MSTI 0 also represents the CIST instance that is always present on the switch. To view the
CIST instance using this command, specify zero (0) for the msti_id number.
parameter
default
msti_id
all MSTIs
forwarding | blocking | active |
configured
configured
all ports