Debug Cdp - Cisco MDS 9124 - Fabric Switch Reference

Chapter 6 Debug Commands
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m

debug cdp

To enable debugging for the Cisco Discovery Protocol (CDP) function, use the debug cdp command in
EXEC mode. To disable a debug command use the no form of the command or use the no debug all
command to turn off all debugging.
Syntax Description
all
errors
events
mts
packets
pss
interface
gigbitethernet slot/port
mgmt 0
Defaults Disabled.
Command Modes
EXEC mode.
Command History Release
1.1(1)
Usage Guidelines None.
Examples The following example displays the system output when the debug cdp events packets command is
issued:
switch# debug cdp events packets
Apr
Apr
Apr
Apr
Apr
Apr
Apr
Apr
OL-16217-01, Cisco MDS SAN-OS Release 3.x
debug cdp {all | errors | events {mts | packets | pss}}
[interface {gigabitethernet slot/port | mgmt 0}]
no debug cdp {all | errors | events {mts | packets | pss}}
[interface {gigabitethernet slot/port | mgmt 0}]
Modification
This command was introduced.
8 21:22:34 cdp: Sent CDP packet, interface 0x2380000
8 21:22:34 cdp: Sent CDP packet, interface 0x2381000
8 21:22:35 cdp: Sent CDP packet, interface 0x2382000
8 21:22:35 cdp: Sent CDP packet, interface 0x2383000
8 21:22:51 cdp: Received CDP packet, interface 0x5000000
8 21:23:01 cdp: Sent CDP packet, interface 0x5000000
8 21:23:34 cdp: Sent CDP packet, interface 0x2380000
8 21:23:34 cdp: Sent CDP packet, interface 0x2381000
Enables debugging for all CDP features.
Enables debugging for CDP error conditions.
Enables debugging for CDP events.
Enables debugging for CDP tx/rx MTS packets.
Enables debugging for CDP tx/rx CDP packets.
Enables debugging for all PSS related CDP events.
Specifies debugging for the specified interface.
Specifies the Gigabit Ethernet interface slot and port.
Specifies the management interface.
Cisco MDS 9000 Family Command Reference
debug cdp
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