Owner's Manual

574 | Chapter 18. STP
NETGEAR 8800 User Manual
To display the state of a port that participates in STP, use the following command:
show {stpd} <stpd_name> ports {[detail | <port_list> {detail}]}
To display more detailed information for one or more ports in the specified STPD, including
participating VLANs, specify the
detail option.
This command displays the following information:
• STPD port configuration
• STPD port mode of operation
• STPD path cost
• STPD priority
• STPD state (root bridge, and so on)
• Port role (root designated, alternate and so on)
• STPD port state (forwarding, blocking, and so on)
• Configured port link type
• Operational port link type
• Edge port settings (inconsistent behavior, edge safeguard setting)
• MSTP port role (internal or boundary)
If you have MSTP configured and specify the detail option, this command displays
additional information:
• MSTP internal path cost
• MSTP timers
• STPD VLAN Settings
If you have a VLAN that spans multiple STPDs, use the show vlan <vlan_name> stpd
command to display the STP configuration of the ports assigned to that specific VLAN.
The command displays the following:
• STPD port configuration
• STPD port mode of operation
• STPD path cost
• STPD priority
• STPD state (root bridge, and so on)
• Port role (root designated, alternate and so on)
• STPD port state (forwarding, blocking, and so on)
• Configured port link type
• Operational port link type