Spanning Tree Information - NEC N8406-023 Command Reference Manual

Table 20 802.1x information
Field
Backend Auth State

Spanning Tree information

The following table describes the Spanning Tree Protocol (STP) information commands.
Table 21 STP information commands
Command
show spanning-tree stp <1-128>
show spanning-tree stp <1-128> bridge
show spanning-tree stp <1-128>
information
show spanning-tree
The following command displays Spanning Tree information:
show spanning-tree
Command mode: All
------------------------------------------------------------------
upfast disabled, update 40
------------------------------------------------------------------
Spanning Tree Group 1: On (STP/PVST+)
VLANs: 1
Current Root:
8000 00:02:a5:d1:0f:ed
Parameters:
Port Priority
---- --------
1
2
3
The switch software uses the IEEE 802.1D Spanning Tree Protocol (STP). If RSTP/MSTP is turned on, see the
―Rapid Spanning Tree information‖ section for Spanning Tree Group information. In addition to seeing if STP is
enabled or disabled, you can view the following STP bridge information:
Status of Uplink Fast (upfast)
Current root MAC address
Path cost
Port
Hello interval
Path-Cost
8
Priority Hello MaxAge
32768 2 20
Cost FastFwd
---- -------- ----------
0 0 n FORWARDING *
0 0 n FORWARDING *
0 0 n FORWARDING *
N8406-023 1Gb Intelligent L3 Switch Command Reference Guide (ISCLI) 30
Description
Displays the Backend Authorization State. The Backend
Authorization state can be one of the following:
initialize
request
response
success
fail
timeout
idle
Usage
Displays information about the spanning tree group.
Command mode: All
Displays STP bridge information.
Command mode: All
Displays STP information.
Command mode: All
Displays all STP information.
Command mode: All
Port Hello MaxAge FwdDel
20 2 20
FwdDel Aging
15 300
State Designated Bridge
--------------------- -------
15
Des Port