display mpls ldp event gr-helper

Function

The display mpls ldp event gr-helper command displays GR Helper information.

Format

display mpls ldp event gr-helper [ all | peer-id ]

Parameters

Parameter	Description	Value
all	Displays information about all GR Helpers.	-
peer-id	Specifies the label switching router (LSR) ID of an LDP peer.	-

Views

All views

Default Level

1: Monitoring level

Usage Guidelines

If GR Helpers are configured, run the display mpls ldp event gr-helper command to view GR Helper information.

Example

# Display GR Helper information.

<sysname> display mpls ldp event gr-helper

  LDP GR-Helper Peer Info

 --------------------------------------------------------------------
 LDP InstanceId             : 0          :
 Peer ID                    : 1.1.1.1
 Label Advertisement Mode   : Downstream Unsolicited
 Timer State                :
 Reconnect Timer Left       : 229(s)
 Stale LSP State            :
 USCB Counter               : 3          DSCB Counter     : 3
 --------------------------------------------------------------------
 Total GR Peer Counter: 1

**Table 1** Description of the display mpls ldp event gr-helper command output
Item	Description
LDP InstanceId	LDP instance ID
Peer ID	label switching router (LSR) ID of an LDP peer
Label Advertisement Mode	Mode used by LDP to advertise labels
Timer State	Indicate the state of timer
Reconnect Timer Left	Remaining time before an LDP connection starts to be reestablished
Stale LSP State	Status of the primary label switched path (LSP)
USCB Counter	Number of upstream control blocks (USCBs)
DSCB Counter	Number of downstream control blocks (DSCBs)