Operation Manual

STP Commands
STP Commands
13 – 367
See Also set spantree backbonefast on page 13-359
show spantree blockedports
Lists information about MX ports that STP has blocked on one or all of the VLANs.
Syntax show spantree blockedports [vlan vlan-id]
Defaults None.
Access All.
History Introduced in MSS Version 1.0.
Usage The command lists information separately for each VLAN.
Examples The following command shows information about blocked ports on an MX for the default
VLAN (VLAN 1):
MX# show spantree blockedports vlan default
Port Vlan Port-State Cost Prio Portfast
------------------------------------------------------------------------
22 190 Blocking 4 128 Disabled
Number of blocked ports (segments) in VLAN 1 : 1
The port information is the same as the information displayed by the show spantree command.
See Table 13– 1 on page 365.
See Also show spantree on page 13-364
show spantree portfast
Displays STP uplink fast convergence information for all network ports or for one or more network
ports.
Syntax show spantree portfast [port-list]
Defaults None.
Access All.
History Introduced in MSS Version 1.0.
Examples The following command shows uplink fast convergence information for all ports:
MX# show spantree portfast
Port Vlan Portfast
------------------------- ---- ----------
1 1 disable
2 1 disable
3 1 disable
4 1 enable
5 1 disable
vlan vlan-id
VLAN name or number. If you do not specify a VLAN, MSS displays information for
blocked ports on all VLANs.
port-list List of ports. If you do not specify any ports, MSS displays uplink fast convergence
information for all ports.