EVPN Commands

This section describes the commands used to configure Ethernet VPN (EVPN) services for Layer 2 VPNs.

For detailed information about EVPN concepts, configuration tasks, and examples, see the EVPN Features module in the L2VPN and Ethernet Services Configuration Guide for Cisco ASR 9000 Series Routers.

access-signal out-of-service

To override the default signal sent to bring down the AC and to transition the interface to Out-of-Service (OOS) state, use the access-signal out-of-service command in the EVPN interface configuration mode. To return to the default behavior, use the no form of this command.

access-signal out-of-service

Command Default

None

Command Modes

EVPN interface configuration

Command History

Release Modification

Release 7.10.1

This command was introduced.

Usage Guidelines

Starting from Cisco IOS XR Release 7.10.1, the EVPN port-active configuration supports hot standby where all the main and subinterfaces up in a Standby node. To revert to the previous behavior of transitioning through the OOS state, use this command.

Task ID

Task ID Operation
l2vpn

read, write

Examples

The following example shows how to configure the access signal mode to enable the OOS functionality.


Router# configure
Router(config)# evpn
Router(config-evpn)# interface Bundle-Ether1
Router(config-evpn-ac)# ethernet-segment
Router(config-evpn-ac-es)# identifier type 0 01.00.01.00.01.09.01.00.09
Router(config-evpn-ac-es)# load-balancing-mode port-active
Router(config-evpn-ac-es)# exit
Router(config-evpn-ac)# access-signal out-of-service
Router(config-evpn-ac)# commit

access-signal

To configure control signaling messages in access circuits, use the access-signal command in the EVPN configuration mode.

access-signal [ bundle-down | out-of-service ]

Syntax Description
bundle-down

Initiates Access Signal Bundle Down.
out-of-service

Initiates Access signal bundle out of service.

Command Default

None.

Command Modes

EVPN configuration mode

Command History

Release Modification

Release 7.9.1

This command was introduced.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to configure access-signal command in EVPN configuration mode: 

RP/0/RP0/CPU0:R1#config
RP/0/RP0/CPU0:R1(config)#evpn
RP/0/RP0/CPU0:R1(config-evpn)#interface Bundle-Ether 1
RP/0/RP0/CPU0:R1(config-evpn-ac)#access-signal bundle-down

advertise gateway-ip-disable

To disable advertisement of non-zero EVPN gateway IP address, use the advertise gateway-ip-disable command in the EVPN address-family configuration mode.

advertise gateway-ip-disable

Syntax Description

This command has no keywords or arguments.

Command Default

None.

Command Modes

EVPN address-family configuration mode

Command History

Release Modification

Release 7.10.1

This command was introduced.

Usage Guidelines

No specific guidelines impact the use of this command.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to disable advertisement of non-zero EVPN gateway IP address: 


Router(config)# router bgp 100
Router(config-bgp)# neighbor 10.10.10.10
Router(config-bgp-nbr)# remote-as 200
Router(config-bgp-nbr)# update-source Loopback 0
Router(config-bgp-nbr)# address-family l2vpn evpn
Router(config-bgp-nbr-af)# advertise gateway-ip-disable
Router(config-bgp-nbr-af)# commit

advertise-mac

To advertise local MAC to the peers, use advertise-mac command in the EVPN configuration mode. The local MAC is advertised to the peer in control plane using BGP.

advertise-mac

Syntax Description

This command has no keywords or arguments.

Command Default

None

Command Modes

EVPN

Command History

Release Modification
Release 6.2.1

This command was introduced.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

Examples

The following example shows how to advertise local MAC. 

RP/0/RSP0/CPU0:router# configure
RP/0/RSP0/CPU0:router(config)# evpn
RP/0/RSP0/CPU0:router(config-evpn)# evi 1
RP/0/RSP0/CPU0:router(config-evpn-evi)# bgp
RP/0/RSP0/CPU0:router(config-evpn-evi-bgp)# table-policy spp-basic-6 
RP/0/RSP0/CPU0:router(config-evpn-evi-bgp)# route-target import 100:6005
RP/0/RSP0/CPU0:router(config-evpn-evi-bgp)# route-target export 100:6005
RP/0/RSP0/CPU0:router(config-evpn-evi-bgp)# exit
RP/0/RSP0/CPU0:router(config-evpn-evi)# advertise-mac

clear l2route evpn ipv4

To clear either duplicate or frozen flags, or both, from EVPN MAC-IPv4 routes and re-enable local route learning for the corresponding IPv4 addresses, use clear l2route evpn ipv4 command in EXEC mode.

clear l2route evpn ipv4{ ipv4-address} | all[ evi evi ] frozen-flag

Syntax Description

mac mac-address

Clears the route for the specified IPv4 address.
all

Clears all EVPN MAC-IPv4 routes that are marked as duplicate or permanently frozen.
evi evi

Clears EVPN MAC -IPv4 routes for the specified topology only.
frozen-flag

Clears either duplicate or frozen flag for the MAC-IPv4 routes that are identified by the specified options.

Command Default

None

Command Modes

EXEC

Command History

Release Modification
Release 6.6.1

This command was introduced.

Usage Guidelines

None

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to clear duplicate or frozen flags, or both from EVPN MAC-IPv4 routes:


Router# clear l2route evpn ipv4 192.0.2.1 evi 1 frozen-flag

clear l2route evpn ipv6

To clear either duplicate or frozen flags, or both, from EVPN MAC-IPv6 routes and re-enable local route learning for the corresponding IPv6 addresses, use clear l2route evpn ipv6 command in EXEC mode.

clear l2route evpn ipv6 { ipv6-address} | all[ evi evi ] frozen-flag

Syntax Description

mac mac-address

Clears the route for the specified IPv6 address.
all

Clears all EVPN MAC-IPv6 routes that are marked as duplicate or permanently frozen.
evi evi

Clears EVPN MAC-IPv6 routes for the specified topology only.
frozen-flag

Clear duplicate or frozen flag for the MAC-IPv6 routes that are identified by the specified options.

Command Default

None

Command Modes

EXEC

Command History

Release Modification
Release 6.6.1

This command was introduced.

Usage Guidelines

None

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to clear either duplicate or frozen flags, or both, from EVPN MAC-IPv6 routes:


Router# clear l2route evpn IPv6 2001:DB8::1 evi 1 frozen-flag

clear l2route evpn mac

To clear either duplicate or frozen flags, or both, from EVPN MAC routes and re-enable local route learning for the corresponding MAC addresses, use clear l2route evpn mac command in EXEC mode.

clear l2route evpn mac { mac-address} | all[ evi evi ] frozen-flag

Syntax Description

mac mac-address

Clears the route for the specified MAC address.
all

Clears all EVPN MAC routes that are marked as duplicate or permanently frozen.
evi evi

Clears EVPN MAC routes for the specified topology only.
frozen-flag

Clears duplicate or frozen flag for the MAC routes that are identified by the specified options.

Command Default

None

Command Modes

EXEC

Command History

Release Modification
Release 6.6.1

This command was introduced.

Usage Guidelines

None

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to clear duplicate or frozen flags, or both, from EVPN MAC routes:


Router# clear l2route evpn mac 0.12.3456 evi 1 frozen-flag

evi

To enter the EVPN EVI configuration mode and configure optional BGP settings for a bridge domain or EVI, use the evi command in the EVPN configuration mode. To return to the EVPN configuration mode, use the no form of this command.

evi evi-id

no evi evi-id

Syntax Description

evi-id

Specifies the Ethernet VPN ID to set. The range is from 1 to 65534.

Command Default

None.

Command Modes

EVPN configuration mode

Command History

Release Modification

Release 4.3.2

This command was introduced.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

Use this command to configure static BGP route distinguisher or BGP route target for an EVI.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to enter the EVPN EVI configuration mode:

RP/0/RSP0/CPU0:router# configure
RP/0/RSP0/CPU0:router(config)# evpn
RP/0/RSP0/CPU0:router(config-evpn)# evi 2
RP/0/RSP0/CPU0:router(config-evpn-evi)#

Related Commands

Command Description

evpn

 Enters EVPN configuration mode. 

bgp (EVPN)

 Enables BGP in the PBB EVPN configuration. 

evpn

To enter EVPN configuration mode, use the evpn command in the global configuration mode. To return to the global configuration mode, use the no form of this command.

evpn [bgp | evi | interface | timers]

no evpn [bgp | evi | interface | timers]

Syntax Description

bgp

Configures BGP.
evi

Configures Ethernet VPN ID (EVI).
interface

Assigns an interface to EVPN.
timers

Configures global EVPN timers.

Command Default

None.

Command Modes

Global configuration

Command History

Release Modification

Release 4.3.2

This command was introduced.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to enter the EVPN configuration mode:

RP/0/RSP0/CPU0:router# configure
RP/0/RSP0/CPU0:router(config)# evpn
RP/0/RSP0/CPU0:router(config-evpn)#

Related Commands

Command Description

evi

 Enters the EVPN EVI configuration mode to configure optional BGP settings for a bridge domain or EVI. 

bgp (EVPN)

 Enables BGP in the PBB EVPN configuration. 

interface (EVPN)

 Enters the EVPN Interface configuration mode. 

timers (EVPN)

 Configures timers that affect the convergence of PBB EVPN in failure scenarios. 

evpn evi

To configure EVPN instance (EVI) use the evpn evi command in the global configuration mode. To remove the configuration, use the no form of this command.

evpn evi evi-id

Syntax Description

evi-id

Specifies the Ethernet VPN ID to set. The range is from 1 to 65534.

Command Default

None.

Command Modes

Global configuration

Command History

Release Modification

Release 6.6.3

This command was introduced.

Usage Guidelines

The EVI is represented by the virtual network identifier (VNI). An EVI represents a VPN on a PE router. It serves the same role of an IP VPN Routing and Forwarding (VRF), and EVIs are assigned to import/export Route Targets. This command configures the EVI and enters the EVPN Instance configuration mode, where you can configure EVPN settings.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to configure EVPN EVI that enters the EVPN Instance configuration mode.

Router# configure
Router(config)# evpn evi 10
Router((config-evpn-instance)#

evpn evi multicast source-connected

To configure EVPN multicast instance with a locally connected multicast source, use the evpn evi evi-id multicast source-connected command in the Global configuration mode or EVPN instance configuration mode. To remove the configuration, use the no form of this command.

evpn evi evi-id [ multicast ] [ source-connected ]

Syntax Description

evi-id

Specifies the Ethernet VPN ID to set. The range is from 1 to 65534.
multicast

(Optional) Configures EVPN instance multicast.
source-connected

(Optional) Connects multicast traffic source.

Command Default

None.

Command Modes

Global configuration

EVPN instance configuration mode

Command History

Release Modification

Release 6.6.3

This command was introduced.

Release 24.1.1

This command is deprecated

Usage Guidelines

This command is used in all-active dual-homed PE scenarios with BVI interfaces and host-routing for EVPN enabled networks.

This command installs an IPv4 or IPv6 host route in the routing table when a locally connected multicast source is available. This ensures that the Protocol Independent Multicast (PIM) has correct Reverse Path Forwarding (RPF) towards the local source and not to the EVPN-injected host route of the other PE.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to configure a multicast instance in global configuration mode.


Router# configure
Router(config)# evpn evi 10 multicast source-connected
Router(config)#

This example shows how to configure a multicast instance in EVPN Instance configuration mode.


Router# configure
Router(config)# evpn evi 10
Router(config-evpn-instance)# multicast source-connected
Router(config-evpn-instance)#

ethernet-segment

To enter the EVPN interface ethernet segment configuration mode, use the ethernet-segment command in the EVPN interface configuration mode. To disable the Ethernet segment configuration, use the no form of this command.

ethernet-segment [backbone-source-mac | identifier | load-balancing-mode | service-carving]

no ethernet-segment [backbone-source-mac | identifier | load-balancing-mode | service-carving]

Syntax Description

backbone-source-mac

Specifies Backbone Source MAC.

identifier

Specifies Ethernet Segment Identifier.

load-balancing-mode

Specifies load balancing mode.

service-carving

Specifies service carving.

Command Default

None.

Command Modes

EVPN interface configuration

Command History

Release Modification

Release 4.3.2

This command was introduced.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to enter the EVPN interface ethernet segment configuration mode: 

RP/0/RSP0/CPU0:router# configure
RP/0/RSP0/CPU0:router(config)# evpn
RP/0/RSP0/CPU0:router(config-evpn)# interface bundle-ether 1
RP/0/RSP0/CPU0:router(config-evpn-ac)# ethernet-segment
RP/0/RSP0/CPU0:router(config-evpn-ac-es)#

Related Commands

Command Description

interface (EVPN)

Enters the EVPN Interface configuration mode. 

backbone-source-mac

Configures the backbone source MAC address. 

load-balancing-mode

Sets the load balancing mode of a physical port or bundle to active-active.  

ethernet-segment (evpn)

To disable ESI auto-generation value for LACP ESI type 1, use the ethernet-segment command in the EVPN configuration mode. To enable ESI auto-generation, use the no form of this command.

ethernet-segment type 1 auto-generation-disable

no ethernet-segment type 1 auto-generation-disable

Syntax Description

type 1

Specifies LACP ESI-auto-generation for ESI type 1.

auto-generation-disable

Disables ESI auto-generation.

Command Default

By default, EVPN auto-generates an ESI value for the bundle interfaces by retrieving LACP information.

Command Modes

EVPN configuration mode

Command History

Release Modification

Release 6.3.2

This command was introduced.

Usage Guidelines

This command allows mLACP to decide to either forward or stop EVPN multipath resolution on remote ESI.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to disable auto-generation ESI type 1: 

Router# configure
Router(config)# evpn
Router(config-evpn)#ethernet-segment 
Router(config-evpn-es)#type 1 auto-generation-disable

implicit-import

To import EVPN routes in BGP routing table, use implicit-import command in the EVPN configuration mode.

implicit-import

Syntax Description

This command has no keywords or arguments.

Command Default

None

Command Modes

EVPN configuration mode

Command History

Release Modification
Release 7.9.1

This command was introduced.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to configure implicit-import command in EVPN configuration mode. 

RP/0/RP0/CPU0:R1#config
RP/0/RP0/CPU0:R1(config)#evpn
RP/0/RP0/CPU0:R1(config-evpn)#evi 1
RP/0/RP0/CPU0:R1(config-evpn-instance)#bgp
RP/0/RP0/CPU0:R1(config-evpn-instance-bgp)#implicit-import

interface (EVPN)

To enter the physical or virtual interface configuration mode, use the interface command in the EVPN configuration mode. To return to the EVPN configuration mode, use the no form of this command.

interface type interface path-id

no interface type interface path-id

Syntax Description

type

Specifies the following interface types connected to the CE device:

  • Physical ethernet interface

  • Bundle ethernet

For more information about the syntax for the router, use the question mark (? ) online help function.

interface path-id

Physical or virtual interface name.

The range for the bundle name is from 1 to 65535.

Note

 

Use the show interfaces command to see a list of all interfaces currently configured on the router.

For more information about the syntax for the router, use the question mark (? ) online help function.

Command Default

None.

Command Modes

EVPN configuration mode

Command History

Release Modification

Release 4.3.2

This command was introduced.

Release 7.3.1

The PW-Ether keyword was added.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

To specify a physical interface, the notation for the interface-path-id is rack/ slot/ module/ port. The slash between values is required as part of the notation. An explanation of each component of the naming notation is as follows:

  • rack: Chassis number of the rack.

  • slot: Physical slot number of the line card.

  • module: Module number. A physical layer interface module (PLIM) is always 0.

  • port: Physical port number of the interface.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to enter the EVPN Interface configuration mode for bundle-ether 1:

RP/0/RSP0/CPU0:router# configure
RP/0/RSP0/CPU0:router(config)# evpn
RP/0/RSP0/CPU0:router(config-evpn)# interface bundle-ether 1
RP/0/RSP0/CPU0:router(config-evpn-ac)#

Related Commands

Command Description

evpn

 Enters EVPN configuration mode. 

ethernet-segment

 Enters EVPN interface ethernet segment configuration mode.  

 

timers (EVPN)

 Configures timers that affect the convergence of PBB EVPN in failure scenarios. 

l2vpn evpn

To execute EVPN commands in L2VPN mode, use the l2vpn evpn command in the EXEC mode.

l2vpn evpn { compute-hrw neighbor neighbor-ip-address esi esi-value service-id evi-value | ethernet-segment interface interface-name revert }

Syntax Description

compute-hrw neighbor neighbor-ip-address esi esi-value service-idevi-value

Generates Highest Random Weight (HRW) for a PE, which would be used during the DF election.
ethernet-segment interface interface-name revert

Disables the non-revertive mode and returns to the revertive mode of DF election.

Command Default

None

Command Modes

EXEC

Command History

Release Modification

Release 6.0.1

This command was introduced.

Release 24.1.1

The ethernet-segment interface interface-name revert keyword was added.

Usage Guidelines

None

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows configuration to compute HRW. 

Router# l2vpn evpn compute-hrw neighbor 10.1.1.1 esi 11.1111.1111.0011.1111 service-id 10

This example shows configuration to disable the non-revertive mode of DF election. 

Router# l2vpn evpn ethernet-segment interface Bundle-Ether1 revert

mac-flush

To perform a MAC flush on an Ethernet-segment, use the mac-flush command in the EVPN interface configuration mode. To disable the MAC flush setting, use the no form of this command.

mac-flush mvrp

Starting from Cisco IOS XR Release 7.11.2, the command has been replaced as follows:

mac-flush-message { mvrp | disable }

Syntax Description

mvrp

Specifies the MAC flush over MVRP.
disable

Disables the MAC flush messages.

Command Default

STP-TCN

Command Modes

EVPN interface configuration

Command History

Release Modification

Release 4.3.2

This command was introduced.

Release 7.11.2

This command was replaced by the mac-flush-message command.

The keyword disable was added.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to perform the MAC flush over MVRP on an Ethernet segment:

Router# configure
Router(config)# evpn
Router(config-evpn)# interface bundle-ether 1
Router(config-evpn-ac)#ethernet-segment
Router(config-evpn-ac-es)#identifier type 0 36.37.00.00.00.00.00.11.00
Router(config-evpn-ac-es)#exit
Router(config-evpn-ac)# mac-flush mvrp
Router(config-evpn-ac)#

Examples

This example shows how to perform the MAC flush over MVRP on an Ethernet segment, starting from release 7.11.2:

Router# configure
Router(config)# evpn
Router(config-evpn)# interface bundle-ether 1
Router(config-evpn-ac)#ethernet-segment
Router(config-evpn-ac-es)#identifier type 0 36.37.00.00.00.00.00.11.00
Router(config-evpn-ac-es)#exit
Router(config-evpn-ac)# mac-flush-message mvrp
Router(config-evpn-ac)#

Examples

This example shows how to disable the MAC flush messages on an Ethernet segment:

Router# configure
Router(config)# evpn
Router(config-evpn)# interface bundle-ether 1
Router(config-evpn-ac)#ethernet-segment
Router(config-evpn-ac-es)#identifier type 0 36.37.00.00.00.00.00.11.00
Router(config-evpn-ac-es)#load-balancing-mode single-active
Router(config-evpn-ac-es)#exit
Router(config-evpn-ac)# mac-flush-message disable
Router(config-evpn-ac)#

neighbor evpn

To enable EVPN-VPWS endpoint on the p2p cross-connect, use the neighbor evpn command in the p2p configuration submode.

neighbor evpn evi vpn-id service { service-id | vlan-aware } target ac-id

Syntax Description

evi vpn-id

Virtual Private Network Identifier where this p2p xconnect is setup.

target ac-id

Specifies the targeted remote attachment circuit id of the EVPN.

vlan-aware

Specifies the vlan-aware service.

Command Default

None

Command Modes

p2p configuration submode

Command History

Release Modification
Release 6.1.21

This command was introduced.

Release 7.11.1

The vlan-aware keyword was added.

Usage Guidelines

No specific guidelines impact the use of this command.

Task ID

Task ID Operation

l2vpn

read, write

Examples

The following example shows how to enable EVPN-VPWS endpoint on the p2p cross-connect. 


Router# configurerouter# interface TenGigE0/1/0/12
Router(config)# l2vpn
Router(config-l2vpn)# xconnect group xc1
Router(config-l2vpn-xc)# p2p vpws
Router(config-l2vpn-xc-p2p)# interface gigabitethernet 0/1/0/9
Router(config-l2vpn-xc-p2p)# neighbor evpn evi 100 target 80

The following example shows how to configure vlan-aware PW Head end:


Router(config)#l2vpn
Router(config-l2vpn)#xconnect group evpn-headend 
Router(config-l2vpn-xc)#p2p headend-va-1002
Router(config-l2vpn-xc-p2p)#interface PW-Ether 1002
Router(config-l2vpn-xc-p2p)# neighbor evpn evi 1002 service vlan-aware
Router(config-l2vpn-xc-p2p)#root

non-revertive

To enable the non-revertive mode of DF election, use the non-revertive command in the EVPN ethernet segment service carving configuration mode.

non-revertive

Command Default

None

Command Modes

EVPN interface Ethernet segment service carving configuration mode

Command History

Release Modification

Release 24.1.1

This command was introduced.

Usage Guidelines

You can enable the non-revertive mode only on preference-based DF election. It is recommended to configure the non-revertive mode on all the nodes in the network.

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to enable non-revertive mode:

Router# configure
Router(config)# evpn
Router(config-evpn)# interface Bundle-Ether1
Router(config-evpn-ac)# ethernet-segment
Router(config-evpn-ac-es)# identifier type 0 01.11.00.00.00.00.00.00.01
Router(config-evpn-ac-es)# load-balancing-mode port-active
Router(config-evpn-ac-es)# service-carving preference-based
Router(config-evpn-ac-es-sc-pref)# non-revertive
Router(config-evpn-ac-es-sc-pref)# weight 100 
Router(config-evpn-ac-es-sc-pref)# commit

revert

To set a timer to switchover from non-revertive mode to revertive mode of DF election, use the revert timer command in the EVPN configuration mode or EVPN interface configuration mode.

revert timer

Syntax Description

timer

Specify the time interval for the revert timer in seconds. The range is 0 to 3600.

Command Default

None

Command Modes

  • EVPN configuration mode

  • EVPN interface configuration mode

Command History

Release Modification

Release 24.1.1

This command was introduced.

Usage Guidelines

None

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows revert timer configuration for a specific interface:


Router# configure
Router(config)# evpn
Router(config-evpn)# interface Bundle-Ether1
Router(config-evpn-ac)# ethernet-segment
Router(config-evpn-ac-es)# identifier type 0 01.11.00.00.00.00.00.00.01
Router(config-evpn-ac-es)# load-balancing-mode port-active
Router(config-evpn-ac-es)# service-carving preference-based
Router(config-evpn-ac-es-sc-pref)# non-revertive
Router(config-evpn-ac-es-sc-pref)# weight 100 
Router(config-evpn-ac-es-sc-pref)# exit
Router(config-evpn-ac-es)# exit
Router(config-evpn-ac)# timers
Router(config-evpn-ac-timers)# revert 300
Router(config-evpn-ac-es)# commit

This example shows global configuration for revert timer:


Router# configure
Router(config)# evpn
Router(config-evpn)# timers
Router(config-evpn-timers)# revert 300
Router(config-evpn-timers)# commit

route-target

To specify a route target for the VFI, use the route-target command in the BGP autodiscovery mode. To return to the default value, use the no form of this command.

route-target {as-number:nn | ip-address:nn }

no route-target {as-number:nn | ip-address:nn }

Syntax Description

as-number:nn

Autonomous system (AS) number of the route distinguisher.

  • as-number—16-bit AS number

    Range for 2-byte numbers is 1 to 65535. Range for 4-byte numbers is 1.0 to 65535.65535.

  • nn—32-bit number

ip-address:nn

IP address of the route distinguisher.

  • ip-address—32-bit IP address
  • nn—16-bit number

Command Default

None.

Command Modes

BGP autodiscovery configuration

Command History

Release

Modification

Release 4.0.0

This command was introduced.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

Task ID

Task ID

Operations

l2vpn

read, write

Examples

The following example shows how to configure a bridge domain: 


RP/0/RSP0/CPU0:router# configure
RP/0/RSP0/CPU0:router(config)# l2vpn
RP/0/RSP0/CPU0:router(config-l2vpn)# bridge group EGroup
RP/0/RSP0/CPU0:router(config-l2vpn-bg)# bridge-domain eastdomain
RP/0/RSP0/CPU0:router(config-l2vpn-bg-bd)# vfi eastvfi
RP/0/RSP0/CPU0:router(config-l2vpn-bg-bd-vfi)# autodiscovery bgp
RP/0/RSP0/CPU0:router(config-l2vpn-bg-bd-vfi-ad)#route-target 100:20

Related Commands

Command Description

bridge-domain (VPLS)

Establishes a bridge domain, and enters L2VPN bridge group bridge domain configuration mode.  

bridge group (VPLS)

Creates a bridge group so that it can contain bridge domains and then to assign network interfaces to the bridge domain. 

l2vpn

Enters L2VPN configuration mode.  

set advertise-evpn-gw-ip

To advertise the EVPN gateway IP address as a next-hop IP address,, use the set advertise-evpn-gw-ip command in the route-policy configuration mode.

set advertise-evpn-gw-ip { A.B.C.D | X:X::X | parameter | use-next-hop }

Syntax Description

A.B.C.D

Specify an IPv4 address.
X:X::X

Specify an IPv6 address.
parameter

Identifier specified in the format: '$' followed by alphanumeric.

characters

use-next-hop

Set advertise EVPN gateway IP as next-hop IP address.

Command Default

None

Command Modes

Route-policy configuration

Command History

Release Modification

Release 7.10.1

This command was introduced.

Usage Guidelines

No specific guidelines impact the use of this command.

Task ID

Task ID Operation

route-policy

read, write

Examples

This example shows how to configure EVPN gateway IP address as a next-hop IP address: 


Router(config)# route-policy gw
Router(config-rpl)# set advertise-evpn-gw-ip use-next-hop
Router(config-rpl)# end-policy 
Router(config)# vrf VRF1
Router(config-vrf)# address-family ipv4 unicast
Router(config-vrf-af)# import route-target
Router(config-vrf-import-rt)# 10:10
Router(config-vrf-import-rt)# exit
Router(config-vrf-af)# export route-policy gw
Router(config-vrf-af)# export route-target
Router(config-vrf-export-rt)# 10:10
Router(config-vrf-export-rt)#commit

service-carving

To specify a list of service identifiers as active and standby services, use the service-carving command in the EVPN Ethernet segment configuration mode.

service-carving { manual [ primary service-id-range secondary service-id-range ]} | { preference-based [ access-driven | weight preference-df-weight | srg-driven } ]

Syntax Description

manual

Specifies service identifiers or EVI-list services manually.

primary

Specifies the primary services list.

secondary

Specifies the secondary services list.

service-id-range

Specifies the services list notation in the range 100, 201-300, 401. The range is within 256 to 16777214.

preference-based

Specifies preference-based service carving.
access-driven

Specifies acess-driven DF election.
weight

Specifies the preference value.
preference-df-weight

Specifies the preference DF weight. The range is from 0 to 65535 unless access-driven is configured, in which case it will be 0 to 32767. Default is 32767 when not configured.

srg-driven

Enables the Subscriber Redundancy Group, BNG DF Election.

Command Default

Automatic service carving

Command Modes

EVPN interface Ethernet segment configuration mode

Command History

Release Modification
Release 6.1.2

This command was introduced.

Release 7.3.1

The follwing keywords are added:

  • preference-based

  • access-driven

Release 7.11.1

The srg-driven keyword was added.

Usage Guidelines

None

Task ID

Task ID Operation

l2vpn

read, write

Examples

This example shows how to specify a list of service identifiers as active and standby services: 


Router# configure
Router(config)# evpn
Router(config-evpn)# interface bundle-ether 1
Router(config-evpn-ac)# ethernet segment
Router(config-evpn-ac-es)# service-carving manual primary 201-300 secondary 400-500
Router(config-evpn-ac-es)# commit

This example shows how to specify EVPN access-driven DF election: 


Router#configure
Router(config)#evpn
Router(config-evpn)#interface Bundle-Ether1
Router(config-evpn-ac)#ethernet-segment
Router(config-evpn-ac-es)#identifier type 0 01.11.00.00.00.00.00.00.01
Router(config-evpn-ac-es)#load-balancing-mode port-active
Router(config-evpn-ac-es)#service-carving preference-based
Router(config-evpn-ac-es-sc-pref)#weight 100 
Router(config-evpn-ac-es-sc-pref)#access-driven
Router(config-evpn-ac-es-sc-pref)#commit

This example shows how to enable BNG SRG driven DF election for EVPN: 


Router#configure
Router(config)#evpn
Router(config-evpn)#interface PW-Ether1002 
Router(config-evpn-ac)#ethernet-segment
Router(config-evpn-ac-es)#identifier type 0 00.10.02.00.00.00.00.10.02
Router(config-evpn-ac-es)#service-carving preference-based
Router(config-evpn-ac-es-sc-pref)# srg-driven 
Router(config-evpn-ac-es-sc-pref)#commit
Router(config-evpn-ac-es-sc-pref)#root

show evpn ethernet-segment

To display the EVPN Ethernet segment information, use the show evpn ethernet-segment command in the EXEC mode.

show evpn ethernet-segment [detail | esi | interface | location | private | standby ]

Syntax Description

detail

Displays detailed information.

esi

Filters by Ethernet Segment identifier.

interface

Filters by interface name.

location

Displays location specific information.

private

Displays private information.

standby

Displays standby node specific information.

Command Default

None.

Command Modes

EXEC

Command History

Release Modification

Release 4.3.2

This command was introduced.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

Task ID

Task ID Operation

l2vpn

read

Examples

This sample output shows the EVPN Ethernet segment with interface filter: 


RP/0/RSP0/CPU0:router#show evpn ethernet-segment interface gigabitethernet 0/3/0/0 detail
Ethernet Segment Id      Interface      Nexthops                                
------------------------ -------------- ----------------------------------------
0210.0300.9e00.0210.0000 Gi0/3/0/0      1.100.100.100                           
                                        2.100.100.100                           
be01.0300.be01.ce00.0001 BE1            1.100.100.100                           
                                        2.100.100.100                           
be02.0300.be02.0101.0002 BE2            1.100.100.100                           
                                        2.100.100.100                           
N/A                      Gi0/3/0/3      N/A

This sample output shows the EVPN Ethernet segment detailed information: 


RP/0/RSP0/CPU0:router#show evpn ethernet-segment detail
Tue Jun 25 14:17:09.610 EDT
Legend:
  A- PBB-EVPN load-balancing mode and Access Protection incompatible,
  B- no Bridge Ports PBB-EVPN enabled,
  C- Backbone Source MAC missing,
  E- ESI missing,
  H- Interface handle missing,
  I- Interface name missing,
  M- Interface in Down state,
  O- BGP End of Download missing,
  P- Interface already Access Protected,
  Pf-Interface forced single-homed,
  R- BGP RID not received,
  S- Interface in redundancy standby state,
  X- ESI-extracted MAC Conflict

Ethernet Segment Id      Interface      Nexthops                                
------------------------ -------------- ----------------------------------------
0210.0300.9e00.0210.0000 Gi0/3/0/0      1.100.100.100                           
                                        2.100.100.100                           
  ES to BGP Gates   : Ready
  ES to L2FIB Gates : Ready
  Main port         :
     Interface name : GigabitEthernet0/3/0/0
     IfHandle       : 0x1800300
     State          : Up
     Redundancy     : Not Defined
  Source MAC        : 0001.ed9e.0001 (PBB BSA)
  Topology          :
     Operational    : MHN
     Configured     : A/A per service (default)
  Primary Services  : Auto-selection
  Secondary Services: Auto-selection
  Service Carving Results:
     Bridge ports   : 3
     Elected        : 0
     Not Elected    : 3
          I-Sid NE  :  1450101, 1650205, 1850309
  MAC Flushing mode : STP-TCN
  Peering timer     : 45 sec [not running]
  Recovery timer    : 20 sec [not running]
  Flushagain timer  : 60 sec

be01.0300.be01.ce00.0001 BE1            1.100.100.100                           
                                        2.100.100.100                           
  ES to BGP Gates   : Ready
  ES to L2FIB Gates : Ready
  Main port         :
     Interface name : Bundle-Ether1
     IfHandle       : 0x000480
     State          : Up
     Redundancy     : Active
  Source MAC        : 0024.be01.ce00 (Local)
  Topology          :
     Operational    : MHN
     Configured     : A/A per flow (default)
  Primary Services  : Auto-selection
  Secondary Services: Auto-selection
  Service Carving Results:
     Bridge ports   : 3
     Elected        : 3
          I-Sid E   :  1450102, 1650206, 1850310
     Not Elected    : 0
  MAC Flushing mode : STP-TCN
  Peering timer     : 45 sec [not running]
  Recovery timer    : 20 sec [not running]
  Flushagain timer  : 60 sec

Related Commands

Command Description

evpn

Enters EVPN configuration mode. 

ethernet-segment

Enters EVPN interface ethernet segment configuration mode.  

show evpn summary

To display the EVPN summary, use the show evpn summary command in the EXEC mode.

show evpn summary [location | private | standby]

Syntax Description

location

Displays location specific information.
private

Displays private information.
standby

Displays standby node specific information.

Command Default

None.

Command Modes

EXEC

Command History

Release Modification

Release 4.3.2

This command was introduced.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes appropriate task IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator for assistance.

Task ID

Task ID Operation

l2vpn

read

Examples

This sample output shows the EVPN summary:


RP/0/RSP0/CPU0:router#show evpn summary
Thu Jul  4 01:34:58.838 DST
-----------------------------
Global Information
-----------------------------
Number of EVIs                : 1
Number of Local MAC Routes    : 1
Number of Remote MAC Routes   : 0
Number of Local IMCAST Routes : 0
Number of Remote IMCAST Routes: 0
Number of Internal Labels     : 0
Number of ES Entries          : 0
BGP Router ID                 : ::
BGP ASN                       : Invalid
PBB BSA MAC address           : f866.f214.abd7
Global peering timer          :     45 seconds
Global recovery timer         :     20 seconds
Global programming timer      :   1500 microseconds
Global flushagain timer       :     60 seconds
-----------------------------
High Availability Information
-----------------------------
BGP EOD                       : N
Number of Marked MAC Routes   : 0
Number of Swept MAC Routes    : 0
Number of Marked IMCAST Routes: 0
Number of Swept IMCAST Routes : 0

Related Commands

Command Description

evpn

 Enters EVPN configuration mode. 

show evpn evi

To display the EVPN E-VPN ID information, use the show evpn evi command in the EXEC mode.

show evpn evi [bridge-domain | detail | inclusive-multicast | location | mac | standby | vpn-id ]

Syntax Description

bridge-domain

Displays information for a specified bridge-domain..

detail

Displays detailed information.

inclusive-multicast

Displays EVPN Inclusive Multicast information.

location

Displays location specific information.

mac

Displays EVI MAC route associated configuration information.

standby

Displays standby node specific information.

vpn-id

Displays information for a specified E-VPN Identifier.

Command Default

None.

Command Modes

EXEC

Command History

Release Modification

Release 4.3.2

This command was introduced.

Release 6.1.2

The show command output is enhanced to display the Service Path Preference parameters.

Task ID

Task ID Operation

l2vpn

read

Examples

This sample output shows the EVPN EVI information with the VPN-ID and MAC address filter: 


RP/0/RSP0/CPU0:router#show evpn evi vpn-id 185 mac 0024.be03.ce01
MAC address    Nexthop                                 Label    vpn-id
-------------- --------------------------------------- -------- --------
0024.be03.ce01 3.100.100.100                           16004    185     
               4.100.100.100                           16004    185     
   ESI port key : 0x0000
   Source       : Remote
   Flush Count  : 0

This sample output shows the EVPN EVI information with the VPN-ID and inclusive-multicast filter: 


RP/0/RSP0/CPU0:router#show evpn evi vpn-id 185 inclusive-multicast service-id 1850312 orig-ip 1.100.100.100
ISID           Originating IP                 vpn-id    
-------------- ------------------------------ ----------
1850312        1.100.100.100                            185     
1850312        2.100.100.100                            185     
1850312        3.100.100.100                            185     
1850312        4.100.100.100                            185
This sample output shows the EVPN EVI inclusive-multicast information: 

RP/0/RSP0/CPU0:router#show evpn evi inclusive-multicast detail
ISID: 1850312, Originating IP: 1.100.100.100                            185     
    Nexthop: ::                                      
    Label  : 16005   
    Source : Local
ISID: 1850312, Originating IP: 2.100.100.100                            185     
    Nexthop: 2.100.100.100                           
    Label  : 16005   
    Source : Remote
ISID: 1850312, Originating IP: 3.100.100.100                            185     
    Nexthop: 3.100.100.100                           
    Label  : 16005   
    Source : Remote
ISID: 1850312, Originating IP: 4.100.100.100                            185     
    Nexthop: 4.100.100.100                           
    Label  : 16005   
    Source : Remote
This sample output shows the EVPN EVI information with the bridge-domain filter: 

RP/0/RSP0/CPU0:router#show evpn evi bridge-domain tb1-core1 detail
EVI        Bridge Domain                Type   
---------- ---------------------------- -------
145        tb1-core1                    PBB 
165        tb1-core2                    PBB 
185        tb1-core3                    PBB 
65535      ES:GLOBAL                    BD
This sample output shows the EVPN EVI detailed information: 

RP/0/RSP0/CPU0:router#show evpn evi detail
EVI        Bridge Domain                Type   
---------- ---------------------------- -------
145        tb1-core1                    PBB 
   Unicast Label  : 16000
   Multicast Label: 16001
   RD Config: none
   RD Auto  : (auto) 1.100.100.100:145
   RT Auto  : 100:145
   Route Targets in Use           Type   
   ------------------------------ -------
   100:145                        Import 
   100:145                        Export 

165        tb1-core2                    PBB 
   Unicast Label  : 16002
   Multicast Label: 16003
   RD Config: none
   RD Auto  : (auto) 1.100.100.100:165
   RT Auto  : 100:165
   Route Targets in Use           Type   
   ------------------------------ -------
   100:165                        Import 
   100:165                        Export 

185        tb1-core3                    PBB 
   Unicast Label  : 16004
   Multicast Label: 16005
   RD Config: none
   RD Auto  : (auto) 1.100.100.100:185
   RT Auto  : 100:185
   Route Targets in Use           Type   
   ------------------------------ -------
   100:185                        Import 
   100:185                        Export 

65535      ES:GLOBAL                    BD  
   Unicast Label  : 0
   Multicast Label: 0
   RD Config: none
   RD Auto  : (auto) 1.100.100.100:0
   RT Auto  : none
   Route Targets in Use           Type   
   ------------------------------ -------
   0100.9e00.0210                 Import 
   0100.be01.ce00                 Import 
   0100.be02.0101                 Import

Related Commands

Command Description

evpn

Enters EVPN configuration mode. 

evi

Enters the EVPN EVI configuration mode to configure optional BGP settings for a bridge domain or EVI. 

weight

To configure the weight of a PE that can be used for EVPN Designated Forwarder (DF) election, use the weight command in the EVPN interface Ethernet segment service carving configuration mode.

weight weight-value

Syntax Description

weight-value

Specifies the preference DF weight. The range is from 0 to 65535 unless access-driven is configured, in which case it will be 0 to 32767. Default is 32767 when not configured.

Command Default

None

Command Modes

EVPN interface Ethernet segment service carving configuration mode

Command History

Release Modification

Release 7.3.1

This command was introduced.

Usage Guidelines

None

Task ID

Task ID Operation

l2vpn

read, write

Examples

The following example shows configuration of DF weight.

Router# configure
Router(config)# evpn
Router(config-evpn)# interface Bundle-Ether1
Router(config-evpn-ac)# ethernet-segment
Router(config-evpn-ac-es)# identifier type 0 01.11.00.00.00.00.00.00.01
Router(config-evpn-ac-es)# load-balancing-mode port-active
Router(config-evpn-ac-es)# service-carving preference-based
Router(config-evpn-ac-es-sc-pref)# weight 100 
Router(config-evpn-ac-es-sc-pref)# commit