display bgp evpn esi

Function

The display bgp evpn esi command displays ESI information about EVPN instances.

Format

display bgp evpn vpn-instance evpnName esi [ esiValue ]

display bgp evpn all esi [ esiValue ]

Parameters

Parameter	Description	Value
esiValue	Specifies an ESI.	The value is in the format of xxxx.xxxx.xxxx.xxxx.xxxx, where x is a hexadecimal integer ranging from 0 to F. The value must start with 00 or 01 and cannot be all 0s.
all	Displays summary information about ESIs of all EVPN instances.	-
vpn-instance evpnName	Displays ESI information about a specified EVPN instance.	The value is a string of 1 to 31 case-sensitive characters, spaces not supported. When double quotation marks are used around the string, spaces are allowed in the string.

Parameter

Description

Value

esiValue

Specifies an ESI.

The value is in the format of xxxx.xxxx.xxxx.xxxx.xxxx, where x is a hexadecimal integer ranging from 0 to F. The value must start with 00 or 01 and cannot be all 0s.

all

Displays summary information about ESIs of all EVPN instances.

vpn-instance evpnName

Displays ESI information about a specified EVPN instance.

The value is a string of 1 to 31 case-sensitive characters, spaces not supported. When double quotation marks are used around the string, spaces are allowed in the string.

Views

All views

Default Level

1: Monitoring level

Task Name and Operations

Task Name	Operations
bgp	read

Usage Guidelines

Usage Scenario

ESI information about specified EVPN instances can be displayed by specifying different parameters.

Example

The actual command output varies according to the device. The command output here is only an example.

# Display EVPN ESI details in a PW accessing EVPN scenario.

<HUAWEI> display bgp evpn all esi 0022.0022.0022.0022.0022
ESI for EVPN address family:
(i) means that a sub-interface inherits the ESI value from the main interface.

ESI: 0000.0000.0000.0000.0000
 Redundancy-Mode: all-active
 PE List:
  9.9.9.9: DF-Alg:0,Preference:0,DP:0,AC-DF:1
  10.10.10.10: DF-Alg:0,Preference:0,DP:0,AC-DF:1

 Interface NameList:
  Static ESI                  : 0000.0000.0000.0000.0000  
  Dynamic ESI                 : 0000.0000.0000.0000.0000
  Efficient ESI               : 0000.0000.0000.0000.0000

ESI for evpn-instance v4bdevpn2049:

ESI: 0022.0022.0022.0022.0022
 Redundancy-Mode: single-active
                
 PW List:
 PW<peerip:5.5.5.5 vcid:10001 vctype:vlan>, Current State: up

# Display EVPN ESI information in a PW accessing EVPN scenario.

<HUAWEI> display bgp evpn all esi
Number of ESI for EVPN address family: 1

 ESI                         IFName/Bridge-domain/PW                                     Redundancy-Mode

Number of ESI for evpn-instance evpn1: 1

 ESI                         IFName/Bridge-domain/PW                                     Redundancy-Mode
 0022.0012.0012.0012.0033    PW<peerip:2.2.2.2 vcid:1001 vctype:vlan>                    single-active1.1.1.1 vcid:100 vctype:vlan>  single-active

# Display ESI information about a specified EVPN instance.

<HUAWEI> display bgp evpn all esi 0001.0002.0003.0004.0005
ESI for EVPN address family:
(i) means that a sub-interface inherits the ESI value from the main interface.

ESI: 0001.0002.0003.0004.0005
 Redundancy-Mode: all-active
 PE List:
  192.168.10.0: DF-Alg:0,Preference:0,DP:0,AC-DF:0

 Interface NameList:
 Eth-Trunk20.1, Current State: IFSTATE_UP
  Static ESI                  : 0001.0002.0003.0004.0005(i)  
  Dynamic ESI                 : 0000.0000.0000.0000.0000
  Efficient ESI               : 0001.0002.0003.0004.0005

ESI for evpn-instance evrf2:

ESI: 0001.0002.0003.0004.0005
 Redundancy-Mode: all-active
 Interface NameList:
 Eth-Trunk20.1, Current State: IFSTATE_UP

# Display ESI information about all EVPN instances.

<HUAWEI> display bgp evpn all esi
Number of ESI for EVPN address family: 2

 ESI                           IFName/Bridge-domain/PW    Redundancy-Mode    
 0000.1111.2222.1111.1111      Eth-Trunk10.1              all-active
Number of ESI for evpn-instance evpna: 1

 ESI                           IFName/Bridge-domain/PW    Redundancy-Mode    
 0000.1111.2222.1111.1111      Eth-Trunk10.1              all-active

**Table 1** Description of the **display bgp evpn esi** command output
Item	Description
ESI	Ethernet segment identifier.
ESI for EVPN address family	ESI of an EVPN instance.
PE List	PE list.
Interface NameList	List of Ethernet interfaces that have the ESI configured.
Static ESI	Value of the static ESI.
Dynamic ESI	Value of the dynamic ESI.
Efficient ESI	Value of the ESI that takes effect.
PW	PW information.
PW List	PW list.
Current State	Current state of an Ethernet interface.
Number of ESI for EVPN address family	Number of ESIs for the EVPN instances.
Number of ESI for evpn-instance	Number of ESIs configured for a specified EVPN instance.
Redundancy-Mode	Redundancy mode of an ESI instance.
IFName	Name of the interface that has an ESI configured.
Bridge-domain	Name of the bridge domain (BD) that has an ESI configured.
DF-Alg	DF election algorithm. 0 indicates default mode.
Preference	Precedence of an ESI instance.
DP	Whether preemption is allowed: 0: Preemption is allowed. 1: Preemption is not allowed.
AC-DF	Whether the AC status affects DF election: 0: The AC status does not affect DF election. 1: The AC status affects DF election.
vcid	PW ID used to identify a specific VC.
peerip	Peer IP address of a PW.