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debug spanning-tree mstp
c e s
Syntax
Parameters
Command Modes
Command
History
Example
938
|
Multiple Spanning Tree Protocol (MSTP)
Enable debugging of Multiple Spanning Tree Protocol and view information on the protocol.
debug spanning-tree mstp [all | bpdu interface {in | out} | events]
To disable debugging, enter no debug spanning-tree mstp.
all
(OPTIONAL) Enter the keyword
bpdu interface
(OPTIONAL) Enter the keyword
|
in
out
{
}
(OPTIONAL) Enter the interface keyword along with the type slot/port of the
interface you want displayed. Type slot/port options are the following:
•
•
•
•
•
Optionally, enter an in or out parameter in conjunction with the optional interface:
•
•
events
(OPTIONAL) Enter the keyword
EXEC Privilege
Version 7.6.1.0
Added support for S-Series
Version 7.5.1.0
Added support for C-Series
pre-Version 6.2.1.1
Introduced on E-Series
Figure 34-1. debug spanning-tree mstp bpdu Command Example
FTOS#debug spanning-tree mstp bpdu gigabitethernet 2/0 ?
in Receive (in)
out Transmit (out)
all
bpdu
For a Fast Ethernet interface, enter the keyword
slot/port information.
For a 1-Gigabit Ethernet interface, enter the keyword
followed by the slot/port information.
For a Port Channel interface, enter the keyword
number:
C-Series and S-Series Range: 1-128
E-Series Range: 1 to 32 for EtherScale, 1 to 255 for TeraScale and 1 to 512 for
ExaScale.
For a SONET interface, enter the keyword
information.
For a 10-Gigabit Ethernet interface, enter the keyword
followed by the slot/port information.
in
For Receive, enter
out
For Transmit, enter
events
to debug all spanning tree operations.
to debug Bridge Protocol Data Units.
FastEthernet
GigabitEthernet
port-channel
sonet
followed by the slot/port
TenGigabitEthernet
to debug MSTP events.
followed by the
followed by a
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