Stp Status - Cisco ISA550 Administration Manual

Status
Network Status
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STP Status

Use the STP Status page to view information about VLANs that have Spanning
Tree Protocol (STP) enabled. STP is a Link Layer network protocol that ensures a
loop-free topology for any bridged LAN. No information is displayed for VLANs
without STP enabled.
At the top of the page, use the Check the STP status in this VLAN list to choose a
VLAN.
STP Status > Global Status
Field
Bridge ID
Root Bridge ID
Root Port
Root Path Cost
Interface Status Table
Field
Interface
Description
An unique ID for the other devices on the network to
identify this device.
The bridge ID of the root bridge.
The Port ID of the root port. The root port is the port
with the lowest path cost to the root bridge. The root
bridge does not have a root port.
The cost of the shortest path from the security
appliance to the root bridge. The value 0 indicates that
this security appliance is the root bridge.
Description
The interface name.
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