Show Spanning-Tree Bridge - Juniper JUNOS OS 10.4 - FOR EX REV 1 Manual

Complete Software Guide for Junos
show spanning-tree show spanning-tree
bridge routing-instance bridge routing-instance
1874
®
OS for EX Series Ethernet Switches, Release 10.4
Table 261: show spanning-tree bridge Output Fields (continued)
Field Name
Root cost
Root port
CIST regional root
CIST internal root cost
Hello time
Maximum age
Forward delay
Hop count
Message age
Number of topology
changes
Time since last topology
change
Bridge ID (Local)
Extended system ID
MSTI regional root
user@host> show spanning-tree bridge routing-instance vs1 detail
STP bridge parameters
Routing instance name
Enabled protocol
STP bridge parameters for CIST
Root ID
Root cost
Root port
CIST regional root
CIST internal root cost
Hello time
Field Description
Calculated cost to reach the root bridge from the bridge where the
command is entered.
Interface that is the current elected root port for this bridge.
Bridge ID of the elected MSTP regional root bridge.
Calculated cost to reach the regional root bridge from the bridge
where the command is entered.
Configured number of seconds between transmissions of
configuration bridge protocol data units (BPDUs).
Configured maximum expected arrival time of hello bridge protocol
data units (BPDUs).
Configured time an STP bridge port remains in the listening and
learning states before transitioning to the forwarding state.
Configured maximum number of hops a BPDU can be forwarded
in the MSTP region.
Number of elapsed seconds since the most recent BPDU was
received.
Total number of STP topology changes detected since the routing
device last booted.
Number of elapsed seconds since the most recent topology change.
Locally configured bridge ID. The bridge ID consists of a configurable
bridge priority and the MAC address of the bridge.
System identifier.
Bridge ID of the elected MSTP regional root bridge.
: vs1
: MSTP
: 32768.00:13:c3:9e:c8:80
: 0
: xe-10/2/0
: 32768.00:13:c3:9e:c8:80
: 22000
: 2 seconds
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