Cisco 300 Series User Manual

Spanning-Tree Commands
OL-32830-01 Command Line Interface Reference Guide 902
46
Command Mode
Interface (Ethernet, Port Channel) Configuration mode
User Guidelines
The command can be enabled when the spanning tree is enabled (useful when the
port is in the PortFast mode) or disabled.
Example
The following example shuts down
gi1 5 when it receives a BPDU.
switchxxxxxx(config)# interface gi1 5
switchxxxxxx(config-if)# spanning-tree bpduguard enable
46.17 clear spanning-tree detected-protocols
Use the clear spanning-tree detected-protocols Privileged EXEC mode command
to restart the STP migration process (force renegotiation with neighboring
switches) on all interfaces or on the specified interface
Syntax
clear spanning-tree detected-protocols
[interface interface-id]
Parameters
interface-id—Specifies an interface ID. The interface ID can be one of the
following types: Ethernet port or Port-channel.
Default Configuration
All interfaces.
Command Mode
Privileged EXEC mode
User Guidelines
This feature can only be used when working in RSTP or MSTP mode.

Cisco 300 Series Specifications

General

Model	Cisco 300 Series
Category	Switch
Dimensions	Varies by model
Weight	Varies by model
Power over Ethernet (PoE)	Available on select models
Management	Web-based GUI, SNMP, CLI
VLANs	Up to 256
Security Features	ACLs, 802.1X, Port Security
Humidity	10% to 90% non-condensing
Ports	8, 16, 24, 48