SWR2311P>show spanning-tree mst detail interface port1.19
% Default: Bridge up - Spanning Tree Enabled - topology change detected
% Default: CIST Root Path Cost 0 - CIST Root Port 0 - CIST Bridge Priority 32768
% Default: Forward Delay 15 - Hello Time 2 - Max Age 20 - Transmit Hold Count 6 -
Max-hops 20
% Default: CIST Root Id 8000ac44f2300110
% Default: CIST Reg Root Id 8000ac44f2300110
% Default: CIST Bridge Id 8000ac44f2300110
% Default: 9 topology change(s) - last topology change Tue Feb 27 20:14:35 2018
% port1.19: Port Number 923 - Ifindex 5019 - Port Id 0x839b - Role Designated -
State Forwarding
% port1.19: Designated External Path Cost 0 -Internal Path Cost 0
% port1.19: Configured Path Cost 20000 - Add type Explicit ref count 2
% port1.19: Designated Port Id 0x839b - CIST Priority 128 -
% port1.19: CIST Root 8000ac44f2300110
% port1.19: Regional Root 8000ac44f2300110
% port1.19: Designated Bridge 8000ac44f2300110
% port1.19: Message Age 0 - Max Age 20
% port1.19: CIST Hello Time 2 - Forward Delay 15
% port1.19: CIST Forward Timer 0 - Msg Age Timer 0 - Hello Timer 0 - topo change
timer 0
% port1.19: forward-transitions 1
% port1.19: Version Multiple Spanning Tree Protocol - Received MSTP - Send MSTP
% port1.19: No portfast configured - Current portfast off
% port1.19: bpdu-guard disabled - Current bpdu-guard off
% port1.19: bpdu-filter disabled - Current bpdu-filter off
% port1.19: no root guard configured - Current root guard off
% port1.19: Configured Link Type point-to-point - Current point-to-point
% port1.19: No auto-edge configured - Current port Auto Edge off
%
% Instance 1: Vlans: 100
% Default: MSTI Root Path Cost 0 -MSTI Root Port 0 - MSTI Bridge Priority 32768
% Default: MSTI Root Id 8001ac44f2300110
% Default: MSTI Bridge Id 8001ac44f2300110
% port1.19: Port Number 923 - Ifindex 5019 - Port Id 0x839b - Role Designated -
State Forwarding
% port1.19: Designated Internal Path Cost 0 - Designated Port Id 0x839b
% port1.19: Configured Internal Path Cost 20000
% port1.19: Configured CST External Path cost 20000
% port1.19: CST Priority 128 - MSTI Priority 128
% port1.19: Designated Root 8001ac44f2300110
% port1.19: Designated Bridge 8001ac44f2300110
% port1.19: Message Age 0
% port1.19: Hello Time 2 - Forward Delay 15
% port1.19: Forward Timer 0 - Msg Age Timer 0 - Hello Timer 0
6.3.26 Show MST instance information
[Syntax]
show
spanning-tree
mst
instance
instance-id
[
interface
ifname
]
[Keyword]
interface
:
Specifies the interface to show
[Parameter]
instance-id
:
<1-15>
ID of generated MST interface
ifname
:
Name of LAN/SFP port or logical interface
Interface to show
[Input mode]
unprivileged EXEC mode, priviledged EXEC mode, interface mode
[Description]
Shows information for the specified MST instance.
If "interface" is omitted, information is shown for all interfaces that are assigned the specified MST instance.
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| Command Reference | Layer 2 functions