Dell C9000 series, Reference Manual

Page: 2109 / 2286

Version Description
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.7.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
6.2.1.1 Introduced on the E-Series.
debug spanning-tree
Enable debugging of the spanning tree protocol and view information on the protocol.
C9000 Series
Syntax
debug spanning-tree { stp-id [all | bpdu | config | events |
exceptions | general | root] | protocol }
To disable debugging, use the
no debug spanning-tree
command.
Parameters
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.
Spanning Tree Protocol (STP) 2109