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show lldp neighbors

show lldp neighbors

Syntax

show lldp neighbors<interface interface>

Release Information

Command introduced in JUNOS Release 9.0 for EX Series switches.

Description

Display the information about neighboring devices learned by the switch by using the Link Layer Discovery Protocol (LLDP).

Options

none: Display LLDP neighbor information for all neighboring interfaces.
interface interface: (Optional) Display LLDP neighbor information for a selected interface.

Required Privilege Level

view

List of Sample Output

show lldp neighbors
show lldp neighbors interface ge-1/0/22.0

Output Fields

Table 1 lists the output fields for the show lldp neighbors command. Output fields are listed in the approximate order in which they appear.

Table 1: show lldp neighbors Output Fields

Field Name	Field Description
Local Interface	List of local interfaces for which neighbor information is available.
Chassis ID	List of chassis identifiers for neighbors.
Port info	List of port information gathered from neighbors. This could be the port identifier or port description.
System Name	List of system names gathered from neighbors.
LLDP Neighbor Information	Information about both local and neighbor systems on the interface (appears when the interface option is used).
Local Information	Information about local systems on the interface (appears when the interface option is used).
Index	Local interface index (appears when the interface option is used).
Time mark	Date and timestamp of information (appears when the interface option is used).
Time To live	Number of seconds for which this information is valid (appears when the interface option is used).
Local Interface	Name of the local physical interface (appears when the interface option is used).
Local Port ID	Local port identifier (appears when the interface option is used).
Neighbor Information	Information about neighbor systems on the interface (appears when the interface option is used).
Chassis type	Type of chassis identifier supplied, such as MAC address (appears when the interface option is used).
Chassis ID	Chassis identifier of type listed (appears when the interface option is used).
Port type	Type of port identifier supplied, such as local (appears when the interface option is used).
Port ID	Port identifier of type listed (appears when the interface option is used).
Port description	Port description (appears when the interface option is used).
System name	Name supplied by the system on the interface (appears when the interface option is used).
System Description	Description supplied by the system on the interface (appears when the interface option is used).
System Capabilities	Capabilities (such as bridge or router) that are Supported or Enabled by the system on the interface (appears when the interface option is used).
Management Info	Details of the management information: Address Type (such as ipv4), Address (such as 10.204.34.35), Interface Number, Interface Subtype, and Organization Identifier (OID) (appears when the interface option is used).
Organization Info	One or more entries listing remote information by Organizationally Unique Identifier (OUI), Subtype, Index, and Info (appears when the interface option is used).

Sample Output

show lldp neighbors

user@switch> show lldp neighbors

Local Interface Chassis Id         Port info    System Name
me0.0           00:18:fe:ad:a5:00  11           hnyc-ssw4
ge-0/0/43.0     00:1f:12:3a:0d:c0  ge-0/0/42.0  corp-e48t1-nyc
ge-0/0/42.0     00:1f:12:3a:0d:c0  ge-0/0/43.0  corp-e48t1-nyc
ge-0/0/38.0     00:1f:12:3a:0d:c0  ge-0/0/39.0  corp-e48t1-nyc
ge-0/0/45.0     00:1f:12:3a:0d:c0  ge-0/0/44.0  corp-e48t1-nyc
ge-0/0/41.0     00:1f:12:3a:0d:c0  ge-0/0/40.0  corp-e48t1-nyc
ge-0/0/39.0     00:1f:12:3a:0d:c0  ge-0/0/38.0  corp-e48t1-nyc
ge-0/0/40.0     00:1f:12:3a:0d:c0  ge-0/0/41.0  corp-e48t1-nyc
ge-0/0/44.0     00:1f:12:3a:0d:c0  ge-0/0/45.0  corp-e48t1-nyc

show lldp neighbors interface ge-1/0/22.0

user@switch>show lldp neighbors interface ge-1/0/22.0

LLDP Neighbor Information:
Local Information:
Index: 78 Time to live: 20 Time mark: Mon Apr  6 12:02:25 2009 Age: 2 secs
Local Interface    : ge-1/0/22.0
Local Port ID      : 297

Neighbour Information:
Chassis type       : Mac address
Chassis ID         : 00:1f:12:31:c3:40
Port type          : Locally assigned
Port ID            : 146
Port description   : ge-0/0/22.0
System name        : corp-e24p1-nyc

System Description : Juniper Networks, Inc. ex3200-24p Espresso, version 9.5I0 [shayan] Build date: 2009-03-23 08:58:45 UTC

System capabilities
        Supported: Bridge Router
        Enabled  : Bridge Router
 
Management Info
        Type     : IPv4
        Address  : 10.204.96.216
        Port ID           : 34
        Subtype           : 1
        Interface Subtype : 2
        OID               : 1.3.6.1.2.1.31.1.1.1.1.34

Organization Info
       OUI      : 0.18.15
       Subtype  : 1
       Index    : 1
       Info     : 03A8360000

Organization Info
       OUI      : 0.18.15
       Subtype  : 2
       Index    : 2
       Info     : FF0100

Organization Info
       OUI      : 0.18.15
       Subtype  : 3
       Index    : 3
       Info     : 0100000000
 
Organization Info
       OUI      : 0.18.15
       Subtype  : 4
       Index    : 4
       Info     : 05EA

Organization Info
       OUI      : 0.18.15
       Subtype  : 1
       Index    : 5
       Info     : 424A30323038313930363038