Table of Contents
Advertisement
Data type
3,3
Type
55
Address
33
System Name
System Description
Port Description
System capabilities
3,3
supported
System capabilities
3,66 3
enabled
1
The Packet Time-to-Live value is included in LLDP data packets.
2
Subelement of the Chassis ID TLV.
3
Populated with data captured internally by the switch. For more on these data types, refer to the IEEE P802.1AB Standard.
4
Subelement of the Port ID TLV.
5
Subelement of the Remote-Management-Address TLV.
6
Subelement of the System Capability TLV.
Remote management address
The switch always includes an IP address in its LLDP advertisements. This can be either an address selected by
a default process or an address configured for inclusion in advertisements. See IP address advertisements on
page 222.
Debug logging
You can enable LLDP debug logging to a configured debug destination (Syslog server, a terminal device, or both)
by executing the debug lldp command. (For more information on Debug and Syslog, see the "Troubleshooting"
appendix in this guide.) Note that the switch's Event Log does not record usual LLDP update messages.
Options for reading LLDP information collected by the switch
You can extract LLDP information from the switch to identify adjacent LLDP devices. Options include:
Chapter 7 Configuring for Network Management Applications
Configuration options
N/A
Default or Configured
Enable/Disable
33
Enable/Disable
33
Enable/Disable
Enable/Disable
Enable/Disable
Default
Always Enabled
Uses a default address selection method unless an
optional address is configured. See Remote
management address on page 221.
Enabled
Enabled
Enabled
Enabled
Enabled
Description
Shows the network
address type.
Uses the switch's
assigned name.
Includes switch model
name and running
software version, and
ROM version.
Uses the physical port
identifier.
Identifies the switch's
primary capabilities
(bridge, router).
Identifies the primary
switch functions that are
enabled, such as routing.
221
Advertisement
Table of Contents
Troubleshooting
