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Example: mpls expbundle

r1: 

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hostname r1
buggy
!
logging file debug ../binTmp/zzz63r1-log.run
!
vrf definition tester
 exit
!
vrf definition v1
 rd 1:1
 label-mode per-prefix
 exit
!
interface loopback0
 no description
 vrf forwarding v1
 ipv4 address 2.2.2.1 255.255.255.255
 ipv6 address 4321::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface serial1
 no description
 encapsulation hdlc
 vrf forwarding v1
 ipv4 address 1.1.1.1 255.255.255.0
 ipv6 address 1234:1::1 ffff:ffff::
 mpls enable
 mpls ldp4
 mpls ldp6
 no shutdown
 no log-link-change
 exit
!
interface serial2
 no description
 encapsulation hdlc
 vrf forwarding v1
 ipv4 address 1.1.2.1 255.255.255.0
 ipv6 address 1234:2::1 ffff:ffff::
 mpls enable
 mpls ldp4
 mpls ldp6
 no shutdown
 no log-link-change
 exit
!
interface serial3
 no description
 encapsulation hdlc
 vrf forwarding v1
 ipv4 address 1.1.3.1 255.255.255.0
 ipv6 address 1234:3::1 ffff:ffff::
 mpls enable
 mpls ldp4
 mpls ldp6
 no shutdown
 no log-link-change
 exit
!
interface serial4
 no description
 encapsulation hdlc
 vrf forwarding v1
 ipv4 address 1.1.4.1 255.255.255.0
 ipv6 address 1234:4::1 ffff:ffff::
 mpls enable
 mpls ldp4
 mpls ldp6
 no shutdown
 no log-link-change
 exit
!
!
!
!
!
!
!
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!
!
ipv4 route v1 2.2.2.2 255.255.255.255 1.1.1.2
!
ipv6 route v1 4321::2 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 1234:1::2
!
!
!
!
!
!
!
!
!
!
!
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/zzz63r2-log.run
!
vrf definition tester
 exit
!
vrf definition v1
 rd 1:1
 label-mode per-prefix
 exit
!
interface loopback0
 no description
 vrf forwarding v1
 ipv4 address 2.2.2.2 255.255.255.255
 ipv6 address 4321::2 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface serial1
 no description
 encapsulation hdlc
 vrf forwarding v1
 ipv4 address 1.1.1.2 255.255.255.0
 ipv6 address 1234:1::2 ffff:ffff::
 mpls enable
 mpls ldp4
 mpls ldp6
 no shutdown
 no log-link-change
 exit
!
interface serial2
 no description
 encapsulation hdlc
 vrf forwarding v1
 ipv4 address 1.1.2.2 255.255.255.0
 ipv6 address 1234:2::2 ffff:ffff::
 mpls enable
 mpls ldp4
 mpls ldp6
 no shutdown
 no log-link-change
 exit
!
interface serial3
 no description
 encapsulation hdlc
 vrf forwarding v1
 ipv4 address 1.1.3.2 255.255.255.0
 ipv6 address 1234:3::2 ffff:ffff::
 mpls enable
 mpls ldp4
 mpls ldp6
 no shutdown
 no log-link-change
 exit
!
interface serial4
 no description
 encapsulation hdlc
 vrf forwarding v1
 ipv4 address 1.1.4.2 255.255.255.0
 ipv6 address 1234:4::2 ffff:ffff::
 mpls enable
 mpls ldp4
 mpls ldp6
 no shutdown
 no log-link-change
 exit
!
interface tunnel1
 no description
 tunnel vrf v1
 tunnel source serial1
 tunnel destination 1.1.1.1
 tunnel domain-name 1:serial1 2:serial2 4:serial3 5:serial4
 tunnel mode expbun
 vrf forwarding v1
 ipv4 address 1.1.5.2 255.255.255.0
 ipv6 address 1234:5::2 ffff:ffff::
 mpls enable
 mpls ldp4
 mpls ldp6
 no shutdown
 no log-link-change
 exit
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
ipv4 route v1 2.2.2.1 255.255.255.255 1.1.5.1
!
ipv6 route v1 4321::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 1234:5::1
!
!
!
!
!
!
!
!
!
!
!
server telnet tester
 security protocol telnet
 no exec authorization
 no login authentication
 vrf tester
 exit
!
!
end