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Example: vpns over srv6 over confed bgp

r1: 

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hostname r1
buggy
!
logging file debug ../binTmp/zzz94r1-log.run
!
vrf definition tester
 exit
!
vrf definition v1
 rd 1:1
 exit
!
vrf definition v2
 rd 1:2
 rt-import 1:2
 rt-export 1:2
 exit
!
vrf definition v3
 rd 1:3
 rt-import 1:3
 rt-export 1:3
 exit
!
vrf definition v4
 rd 1:4
 rt-import 1:4
 rt-export 1:4
 exit
!
interface loopback2
 no description
 vrf forwarding v2
 ipv4 address 9.9.2.1 255.255.255.255
 ipv6 address 9992::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface loopback3
 no description
 vrf forwarding v3
 ipv4 address 9.9.3.1 255.255.255.255
 ipv6 address 9993::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface loopback4
 no description
 vrf forwarding v4
 ipv4 address 9.9.4.1 255.255.255.255
 ipv6 address 9994::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface ethernet1
 no description
 vrf forwarding v1
 ipv4 address 1.1.1.1 255.255.255.0
 ipv6 address 1234::1 ffff:ffff::
 no shutdown
 no log-link-change
 exit
!
interface tunnel1
 no description
 tunnel vrf v1
 tunnel source ethernet1
 tunnel destination 4321:1::
 tunnel mode srv6
 vrf forwarding v1
 ipv6 address 4321:1:: ffff:ffff::
 no shutdown
 no log-link-change
 exit
!
router bgp4 1
 vrf v1
 local-as 1
 router-id 4.4.4.1
 no safe-ebgp
 address-family vpnuni ovpnuni
 neighbor 1.1.1.3 remote-as 3
 no neighbor 1.1.1.3 description
 neighbor 1.1.1.3 local-as 1
 neighbor 1.1.1.3 address-family vpnuni ovpnuni
 neighbor 1.1.1.3 distance 20
 neighbor 1.1.1.3 segrout
 neighbor 1.1.1.3 send-community standard extended
 afi-vrf v3 enable
 afi-vrf v3 srv6 tunnel1
 afi-vrf v3 redistribute connected
 afi-ovrf v3 enable
 afi-ovrf v3 srv6 tunnel1
 afi-ovrf v3 redistribute connected
 exit
!
router bgp6 1
 vrf v1
 local-as 1
 router-id 6.6.6.1
 no safe-ebgp
 address-family vpnuni ovpnuni
 neighbor 1234::3 remote-as 3
 no neighbor 1234::3 description
 neighbor 1234::3 local-as 1
 neighbor 1234::3 address-family vpnuni ovpnuni
 neighbor 1234::3 distance 20
 neighbor 1234::3 segrout
 neighbor 1234::3 send-community standard extended
 afi-vrf v2 enable
 afi-vrf v2 srv6 tunnel1
 afi-vrf v2 redistribute connected
 afi-vrf v4 enable
 afi-vrf v4 srv6 tunnel1
 afi-vrf v4 redistribute connected
 afi-ovrf v2 enable
 afi-ovrf v2 srv6 tunnel1
 afi-ovrf v2 redistribute connected
 afi-ovrf v4 enable
 afi-ovrf v4 srv6 tunnel1
 afi-ovrf v4 redistribute connected
 exit
!
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ipv6 route v1 4321:2:: ffff:ffff:: 1234::2
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server telnet tester
 security protocol telnet
 no exec authorization
 no login authentication
 vrf tester
 exit
!
!
end

r2: 

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hostname r2
buggy
!
logging file debug ../binTmp/zzz94r2-log.run
!
vrf definition tester
 exit
!
vrf definition v1
 rd 1:1
 exit
!
vrf definition v2
 rd 1:2
 rt-import 1:2
 rt-export 1:2
 exit
!
vrf definition v3
 rd 1:3
 rt-import 1:3
 rt-export 1:3
 exit
!
vrf definition v4
 rd 1:4
 rt-import 1:4
 rt-export 1:4
 exit
!
interface loopback2
 no description
 vrf forwarding v2
 ipv4 address 9.9.2.3 255.255.255.255
 ipv6 address 9992::3 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface loopback3
 no description
 vrf forwarding v3
 ipv4 address 9.9.3.3 255.255.255.255
 ipv6 address 9993::3 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface loopback4
 no description
 vrf forwarding v4
 ipv4 address 9.9.4.3 255.255.255.255
 ipv6 address 9994::3 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface ethernet1
 no description
 vrf forwarding v1
 ipv4 address 1.1.1.2 255.255.255.0
 ipv6 address 1234::2 ffff:ffff::
 no shutdown
 no log-link-change
 exit
!
interface tunnel1
 no description
 tunnel vrf v1
 tunnel source ethernet1
 tunnel destination 4321:2::
 tunnel mode srv6
 vrf forwarding v1
 ipv6 address 4321:2:: ffff:ffff::
 no shutdown
 no log-link-change
 exit
!
router bgp4 1
 vrf v1
 local-as 2
 router-id 4.4.4.2
 no safe-ebgp
 address-family vpnuni ovpnuni
 neighbor 1.1.1.3 remote-as 3
 no neighbor 1.1.1.3 description
 neighbor 1.1.1.3 local-as 2
 neighbor 1.1.1.3 address-family vpnuni ovpnuni
 neighbor 1.1.1.3 distance 20
 neighbor 1.1.1.3 segrout
 neighbor 1.1.1.3 send-community standard extended
 afi-vrf v3 enable
 afi-vrf v3 srv6 tunnel1
 afi-vrf v3 redistribute connected
 afi-ovrf v3 enable
 afi-ovrf v3 srv6 tunnel1
 afi-ovrf v3 redistribute connected
 exit
!
router bgp6 1
 vrf v1
 local-as 2
 router-id 6.6.6.3
 no safe-ebgp
 address-family vpnuni ovpnuni
 neighbor 1234::3 remote-as 3
 no neighbor 1234::3 description
 neighbor 1234::3 local-as 2
 neighbor 1234::3 address-family vpnuni ovpnuni
 neighbor 1234::3 distance 20
 neighbor 1234::3 segrout
 neighbor 1234::3 send-community standard extended
 afi-vrf v2 enable
 afi-vrf v2 srv6 tunnel1
 afi-vrf v2 redistribute connected
 afi-vrf v4 enable
 afi-vrf v4 srv6 tunnel1
 afi-vrf v4 redistribute connected
 afi-ovrf v2 enable
 afi-ovrf v2 srv6 tunnel1
 afi-ovrf v2 redistribute connected
 afi-ovrf v4 enable
 afi-ovrf v4 srv6 tunnel1
 afi-ovrf v4 redistribute connected
 exit
!
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ipv6 route v1 4321:1:: ffff:ffff:: 1234::1
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server telnet tester
 security protocol telnet
 no exec authorization
 no login authentication
 vrf tester
 exit
!
!
end

r3: 

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hostname r3
buggy
!
logging file debug ../binTmp/zzz94r3-log.run
!
bridge 1
 mac-learn
 exit
!
vrf definition tester
 exit
!
vrf definition v1
 rd 1:1
 exit
!
interface bvi1
 no description
 vrf forwarding v1
 ipv4 address 1.1.1.3 255.255.255.0
 ipv6 address 1234::3 ffff:ffff::
 no shutdown
 no log-link-change
 exit
!
interface ethernet1
 no description
 bridge-group 1
 no shutdown
 no log-link-change
 exit
!
interface ethernet2
 no description
 bridge-group 1
 no shutdown
 no log-link-change
 exit
!
router bgp4 1
 vrf v1
 local-as 3
 router-id 4.4.4.3
 no safe-ebgp
 address-family vpnuni ovpnuni
 neighbor 1.1.1.1 remote-as 1
 no neighbor 1.1.1.1 description
 neighbor 1.1.1.1 local-as 3
 neighbor 1.1.1.1 address-family vpnuni ovpnuni
 neighbor 1.1.1.1 distance 20
 neighbor 1.1.1.1 segrout
 neighbor 1.1.1.1 confederation-peer
 neighbor 1.1.1.1 send-community standard extended
 neighbor 1.1.1.2 remote-as 2
 no neighbor 1.1.1.2 description
 neighbor 1.1.1.2 local-as 3
 neighbor 1.1.1.2 address-family vpnuni ovpnuni
 neighbor 1.1.1.2 distance 20
 neighbor 1.1.1.2 segrout
 neighbor 1.1.1.2 confederation-peer
 neighbor 1.1.1.2 send-community standard extended
 exit
!
router bgp6 1
 vrf v1
 local-as 3
 router-id 4.4.4.3
 no safe-ebgp
 address-family vpnuni ovpnuni
 neighbor 1234::1 remote-as 1
 no neighbor 1234::1 description
 neighbor 1234::1 local-as 3
 neighbor 1234::1 address-family vpnuni ovpnuni
 neighbor 1234::1 distance 20
 neighbor 1234::1 segrout
 neighbor 1234::1 confederation-peer
 neighbor 1234::1 send-community standard extended
 neighbor 1234::2 remote-as 2
 no neighbor 1234::2 description
 neighbor 1234::2 local-as 3
 neighbor 1234::2 address-family vpnuni ovpnuni
 neighbor 1234::2 distance 20
 neighbor 1234::2 segrout
 neighbor 1234::2 confederation-peer
 neighbor 1234::2 send-community standard extended
 exit
!
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!
server telnet tester
 security protocol telnet
 no exec authorization
 no login authentication
 vrf tester
 exit
!
!
end