Command Line Reference Guide

1346 | Spanning Tree Protocol (STP)
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bpdu-destination-mac-address
c s
Use the Provider Bridge Group address in Spanning Tree or GVRP PDUs.
Syntax
bpdu-destination-mac-address [stp | gvrp] provider-bridge-group
Parameters
Defaults
The destination MAC address for BPDUs is the Bridge Group Address.
Command Modes
CONFIGURATION
Command
History
debug spanning-tree
c e s
Enable debugging of Spanning Tree Protocol and view information on the protocol.
Syntax
debug spanning-tree {stp-id [all | bpdu | config | events | exceptions | general | root] | protocol}
To disable debugging, enter no debug spanning-tree.
Parameters
Command Modes
EXEC Privilege
Command
History
Usage
Information
When you enable debug spanning-tree bpdu for multiple interfaces, the software only sends
information on BPDUs for the last interface specified.
Related
Commands
xstp
Force STP, RSTP, and MSTP to use the Provider Bridge Group address as the destination MAC
address in its BPDUs.
gvrp
Forces GVRP to use the Provider Bridge GVRP Address as the destination MAC address in its PDUs.
Version 8.2.1.0 Introduced on C-Series and S-Series.
stp-id
Enter zero (0). The switch supports one Spanning Tree group with a group ID of 0.
protocol Enter the keyword for the type of STP to debug, either mstp, pvst, or rstp.
all (OPTIONAL) Enter the keyword all to debug all spanning tree operations.
bpdu (OPTIONAL) Enter the keyword bpdu to debug Bridge Protocol Data Units.
config (OPTIONAL) Enter the keyword config to debug configuration information.
events (OPTIONAL) Enter the keyword events to debug STP events.
general (OPTIONAL) Enter the keyword general to debug general STP operations.
root (OPTIONAL) Enter the keyword root to debug STP root transactions.
Version 7.7.1.0 Introduced on S-Series
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.2.1.1 Introduced on E-Series
protocol spanning-tree Enter SPANNING TREE mode on the switch.