Reference Guide

debug spanning-tree rstp
Enable debugging of RSTP and view information on the protocol.
S4820T
Syntax
debug spanning-tree rstp [all | bpdu interface {in | out} |
events]
To disable debugging, use the no debug spanning-tree rstp command.
Parameters
all (OPTIONAL) Enter the keyword all to debug all spanning tree
operations.
bpdu interface {in
| out}
(OPTIONAL) Enter the keyword bpdu to debug the bridge protocol
data units.
(OPTIONAL) Enter the keyword interface along with the type slot/
port of the interface you want displayed. Type slot/port options are
the following:
• For a Fast Ethernet interface, enter the keyword
FastEthernet then the slot/port information.
• For a Port Channel interface, enter the keywords port-
channel
then a number. The range is from 1 to 128.
• For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet then the slot/port information.
• For a 40-Gigabit Ethernet interface, enter the keyword
fortyGigE then the slot/port information.
Optionally, enter an in or out parameter with the optional interface:
• For Receive, enter in.
• For Transmit, enter out.
events (OPTIONAL) Enter the keyword events to debug RSTP events.
Command Modes EXEC Privilege
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.5.1.0 Added support for 4-port 40G line cards on ExaScale.
Version 8.3.7.0 Introduced on the S4810.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
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