Operation Manual

STP Commands
STP Commands
13 – 369
show spantree statistics
Displays STP statistics for one or more MX network ports.
Syntax show spantree statistics [port-list [vlan vlan-id]]
Defaults None.
Access All.
History Introduced in MSS Version 1.0.
Usage The command displays statistics separately for each port.
Examples The following command shows STP statistics for port 1:
MX# show spantree statistics 1
BPDU related parameters
Port 1 VLAN 1
spanning tree enabled for VLAN = 1
port spanning tree enabled
state Forwarding
port_id 0x8015
port_number 0x15
path cost 0x4
message age (port/VLAN) 0(20)
designated_root 00-0b-0e-00-04-30
designated cost 0x0
designated_bridge 00-0b-0e-00-04-30
designated_port 38
top_change_ack FALSE
config_pending FALSE
port_inconsistency none
Port based information statistics
config BPDU's xmitted(port/VLAN) 0 (1)
config BPDU's received(port/VLAN) 21825 (43649)
tcn BPDU's xmitted(port/VLAN) 0 (0)
tcn BPDU's received(port/VLAN) 2 (2)
forward transition count (port/VLAN) 1 (1)
scp failure count 0
root inc trans count (port/VLAN) 1 (1)
inhibit loopguard FALSE
loop inc trans count 0 (0)
Status of Port Timers
forward delay timer INACTIVE
forward delay timer value 15
port-list List of ports. If you do not specify any ports, MSS displays STP
statistics for all ports.
vlan vlan-id
VLAN name or number. If you do not specify a VLAN, MSS
displays STP statistics for all VLANs.