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Configuring CDP
Table 20-1 CDP Default Configuration
Feature
CDP global enable state
CDP port enable state
CDP message interval
CDP holdtime
Configuring CDP
These sections describe how to configure CDP:
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•
•
•
•
Setting the CDP Global Enable State
To set the CDP global enable state, perform this task in privileged mode:
Task
Step 1
Set the CDP global enable state on the switch.
Step 2
Verify the CDP configuration.
This example shows how to enable CDP globally and verify the configuration:
Console> (enable) set cdp enable
CDP enabled globally
Console> (enable) show cdp
CDP
Message Interval
Hold Time
Console> (enable)
This example shows how to disable CDP globally and verify the configuration:
Console> (enable) set cdp disable
CDP disabled globally
Console> (enable) show cdp
CDP
Message Interval
Hold Time
Console> (enable)
Software Configuration Guide—Catalyst 4000 Family, Catalyst 2948G, Catalyst 2980G, Releases 6.3 and 6.4
20-2
Default Value
Enabled
Enabled on all ports
60 seconds
180 seconds
Setting the CDP Global Enable State, page 20-2
Setting the CDP Enable State on a Port, page 20-3
Setting the CDP Message Interval, page 20-4
Setting the CDP Holdtime, page 20-4
Displaying CDP Neighbor Information, page 20-4
: enabled
: 60
: 180
: disabled
: 60
: 180
Chapter 20
Command
set cdp {enable | disable}
show cdp
Configuring CDP
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