display mpls ldp event adjacency-down

Function

The display mpls ldp event adjacency-down command displays events that LDP adjacencies go Down.

Format

display mpls ldp event adjacency-down [ interface interface-type interface-number | remote ] [ peer peer-id ] [ verbose ]

Parameters

Parameter	Description	Value
interface interface-type interface-number	Displays events that LDP adjacencies on a specified interface go Down. interface-type specifies the type of the interface. interface-number specifies the number of the interface.	-
remote	Indicates the remote LDP peer.	-
peer peer-id	Specifies the LSR ID of an LDP peer.	The value is in dotted decimal notation.
verbose	Displays details about events that LDP adjacencies go Down.	-

Views

All views

Default Level

1: Monitoring level

Usage Guidelines

Usage Scenario

Run the display mpls ldp event adjacency-down command to view the event that an LDP adjacency went Down. The information includes the time, reason, and the duration of the LDP adjacency.

Precautions

A maximum of 1024 events can be displayed.

Example

# Display the events that LDP adjacencies go Down.

<HUAWEI> display mpls ldp event adjacency-down

 LDP Adjacency Down Information
 ------------------------------------------------------------------------
 PeerID            Down       Down                   Duration      Reason
                   Date       Time                   Time
 ------------------------------------------------------------------------
 2.2.2.2:0         2012-04-24 17:08:59+00:00         0h44m54s      C            
 2.2.2.2:0         2012-04-26 15:43:54+00:00         46h34m54s     A            
 -----------------------------------------------------------------------------
 TOTAL: 2 Record(s) Found.
 A : The Adjacency is down because Hello Timer Expired.
 C : The administrator configuration to trigger.
 D : The Adjacency is down because delay-deleting timer expired.
 P : The Adjacency is down because the peer is being deleted.
 O : Other reason.

**Table 1** Description of the display mpls ldp event adjacency-down command output
Item	Description
PeerID	LSR ID of an LDP peer.
Down Date	Date when an LDP adjacency went Down.
Down Time	Time when an LDP adjacency went Down.
Duration Time	Time elapsed since an LDP adjacency established.
Reason	Causes for the LDP adjacency Down event: A: The Hello timer expires. C: The configuration is changed. D: The delay deleting timer expires. P: The peer is deleted. O: other causes.

# Display detailed information that LDP adjacencies go Down.

<HUAWEI> display mpls ldp event adjacency-down verbose

 LDP Adjacency-Down Information                                             
 ------------------------------------------------------------------------       
 SN                                    : 1                                      
 PeerID                                : 2.2.2.2                                
 VrfID                                 : 0                                      
 DownDate                              : 2012-04-24
 DownTime                              : 17:08:59+00:00                           
 DurationTime                          : 0h44m54s                               
 MaxInterval(sec)                      : 5                                      
 Reason                                : configuration to trigger               
 Type                                  : Local Adjacency                        
 DiscoverySource                       : Vlanif60                              
 -------------------------------------------------------------------------------
 SN                                    : 2                                      
 PeerID                                : 2.2.2.2                                
 VrfID                                 : 0                                      
 DownDate                              : 2012-04-26
 DownTime                              : 15:43:54+00:00
 DurationTime                          : 46h34m54s                              
 MaxInterval(sec)                      : 6                                      
 Reason                                : Hello Timer Expired                    
 Type                                  : Local Adjacency                        
 DiscoverySource                       : Vlanif60
 -------------------------------------------------------------------------------
  TOTAL: 2 Record(s) Found.

**Table 2** Description of the display mpls ldp event adjacency-down verbose command output
Item	Description
SN	Serial number.
PeerID	LSR ID of an LDP peer.
VrfID	ID of a VPN instance.
DownDate	Date when an LDP adjacency went Down.
DownTime	Time when an LDP adjacency went Down.
DurationTime	Time elapsed since an LDP adjacency established.
MaxInterval (sec)	Maximum interval for sending a Hello message.
Reason	Reason for the LDP adjacency Down event: A: The Hello timer expires. C: The configuration is changed. D: The delay deleting timer expires. P: The peer is deleted. O: other causes.
Type	Adjacency type: Local Adjacency: Directly connected adjacency. Remote Adjacency: Indirectly connected adjacency.
DiscoverySource	Interface where an LDP peer is discovered.