Cisco 500 Series Administration Manual page 176

Administration: Discovery
Configuring CDP
STEP 1
STEP 2
STEP 3
Cisco 500 Series Stackable Managed Switch Administration Guide
- Power Management ID—Value incremented by 1 (or 2, to avoid 0) each
time any one of the following events occur:
Available-Power or Management Power Level fields change value
A Power Requested TLV is received with a Request-ID field which is
different from the last-received set (or when the first value is received)
The interface transitions to Down
- Available Power—Amount of power consumed by port.
- Management Power Level—Displays the supplier's request to the
powered device for its Power Consumption TLV. The device always
displays "No Preference" in this field.
CDP Neighbors Information
The CDP Neighbors Information page displays CDP information received from
neighboring devices.
After timeout (based on the value received from the neighbor Time To Live TLV
during which no CDP PDU was received from a neighbor), the information is
deleted.
To view the CDP neighbors information:
Click Administration > Discovery - CDP > CDP Neighbor Information.
To select a filter, check the Filter checkbox, select a Local interface, and click Go.
The filter is triggered, and Clear Filter is activated.
Click Clear Filter to stop the filter.
The CDP Neighbor Information page contains the following fields for the link
partner (neighbor):
• Device ID—Neighbors device ID.
• System Name—Neighbors system name.
• Local Interface—Number of the local port to which the neighbor is
connected.
• Advertisement Version—CDP protocol version.
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