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#L3VPN configuration (BGP as CE-PE protocol)

#URL

frinx-openconfig-network-instance:network-instances/network-instance=

#OPENCONFIG YANG

{
    "network-instance": [
        {
            "config": {
                "name": "",
                "type": "L3VRF", //matches vpws-instance-type in ietf
                "route-distinguisher": "",
                "frinx-huawei-network-instance-extension:prefix-limit-from": "",
                "frinx-huawei-network-instance-extension:prefix-limit-to": "",
                "enabled-address-families": "",
                "enabled": true
            },
            
            "interfaces": {
                "interface": [
                    {
                        "config": {
                            "id": ""
                        }
                    }
                ]
            },
            
            "protocols": {
                "protocol": [
                    {
                        "config": {
                            "identifier": "BGP",
                            "enabled": true
                        },
                        
                        "local-aggregates": {
                            "aggregate": [
                                {
                                    "config": {
                                        "prefix": "",
                                        "frinx-bgp-extension:apply-policy": [
                                            ""
                                        ],
                                        "frinx-bgp-extension:summary-only": true,
                                    }
                                }
                            ]
                        },
                        
                        "bgp": {
                            "global": {
                                "as": "",
                                "router-id": "",
                                "afi-safis": {
                                    "afi-safi": [
                                        "config": {
                                            "afi-safi-name": "ipv4",
                                            "enabled": true
                                        }
                                    ]
                                }
                            },
                            "neighbors": {
                                "neighbor": [
                                    {
                                        "config": {
                                            "neighbor-address": "",
                                            "enabled": true,
                                            "peer-as": ""
                                        },
                                        "afi-safis": {
                                            "afi-safi": [
                                                "config": {
                                                    "afi-safi-name": "ipv4",
                                                    "enabled": true
                                                },
                                                "apply-policy": {
                                                    "config": {
                                                        "import-policy": "-route-target-import",
                                                        "export-policy": "-route-target-export"
                                                    }
                                                }
                                            ]
                                        }
                                    }
                                ]
                            }
                        }
                    }
                ]
            }
        }
    ]
}
frinx-openconfig-routing-policy:routing-policy/defined-sets
{
    "bgp-defined-sets" {
        ext-community-sets {
            ext-community-set [
                {            
                    "config": {
                        "ext-community-set-name": "-route-target-export-set"
                        "ext-community-set-member": [
                            ,
                            ,
                            
                        ]
                       }
                }
                {            
                    "config": {
                        "ext-community-set-name": "-route-target-import-set"
                        "ext-community-set-member": [
                            ,
                            ,
                            
                        ]
                    }
                }
            ]
        }
    }
}

CONSTRAINTS
Network-instance with name must exist before defined-sets or both must be created in the same transaction.
Delete must be executed in reverse order or in the same transaction.
Policy -route-target-import and -route-target-export must exist on device before are used in network-instance.

#OS Configuration Commands

#CISCO IOS XR (5.1.3) (6.1.2)

#CLI

vrf 
 address-family ipv4 unicast
  import route-target 
   
   
   
  export route-target 
   
   
   

interface 
 vrf 
 
router bgp 
 vrf 
  rd 
  
  address-family ipv4 unicast
   network 
   
  neighbor 
   remote-as 
   address-family ipv4 unicast
    route-policy -route-target-import in
    route-policy -route-target-export out

#CISCO IOS XR (6.6.1)

#CLI

router bgp 
 vrf 
  address-family ipv4 unicast
   aggregate-address  summary-only route-policy

summary-only is a conversion of "frinx-bgp-extension:summary-only" set true

#Cisco IOS (VIOS 15.6(2)T)

#CLI

ip vrf 
 rd 
 route-target export 
 route-target export 
 route-target export 
 route-target import 
 route-target import 
 route-target import 

interface 
 ip vrf forwarding 

router bgp 
 address-family ipv4 vrf 
  network 
  neighbor  remote-as 
  neighbor  activate

#Junos 18.2R1-S2.1

#CLI

set routing-instances  routing-options aggregate route  policy

#Huawei NE5000E (V800R009C10SPC310)

#CLI

ip vpn-instance 
 ipv4-family
  route-distinguisher 
  prefix limit   
  vpn-target  export-extcommunity
  vpn-target  import-extcommunity
  
interface 
 undo shutdown
 ip binding vpn-instance 

bgp 
 ipv4-family vpn-instance 
  network 
  peer  as-number 
  peer  route-policy -route-target-import import
  peer  route-policy -route-target-export export

1 to 100000 is conversion of set "frinx-huawei-network-instance-extension:prefix-limit-from"
1 to 100 is conversion of set "frinx-huawei-network-instance-extension:prefix-limit-to"

#Unit

Link to github : huawei-unit