R2#sh run
Building configuration...

Current configuration : 1599 bytes
!
! Last configuration change at 12:46:35 UTC Thu Mar 29 2018
version 15.2
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R2
!
boot-start-marker
boot-end-marker
!
!
enable secret 5 $1$fmkj$Gb0fabCQgJVf/jSv.j.K20
!
no aaa new-model
!
ip cef
!
!
!
!
!
!
no ip domain lookup
ipv6 unicast-routing
ipv6 cef
multilink bundle-name authenticated
!
!
!
!
license udi pid CISCO2901/K9 sn FCZ182291P7
!
!
username r1 password 0 cisco
!
!
!
!
!
!
interface Embedded-Service-Engine0/0
 no ip address
 shutdown
!
interface GigabitEthernet0/0
 no ip address
 shutdown
 duplex auto
 speed auto
!
interface GigabitEthernet0/1
 no ip address
 shutdown
 duplex auto
 speed auto
!
interface Serial0/0/0
 description r2-r1
 ip address 209.165.200.226 255.255.255.252
 encapsulation ppp
 ipv6 address FE80::2 link-local
 ipv6 address 2001:DB8:ACAD:A::2/64
 ipv6 eigrp 1
 ppp authentication chap
!
interface Serial0/0/1
 description r2-r3
 ip address 209.165.200.230 255.255.255.252
 ipv6 address FE80::2 link-local
 ipv6 address 2001:DB8:ACAD:B::2/64
 ipv6 eigrp 1
 clock rate 2000000
!
ip forward-protocol nd
!
no ip http server
no ip http secure-server
!
!
ipv6 router eigrp 1
 eigrp router-id 2.2.2.2
!
!
!
!
control-plane
!
!
banner motd ^C Unauthorized Access is Prohibited! ^C
!
line con 0
 password cisco
 login
line aux 0
line 2
 no activation-character
 no exec
 transport preferred none
 transport output pad telnet rlogin lapb-ta mop udptn v120 ssh
 stopbits 1
line vty 0 4
 login
 transport input all
!
scheduler allocate 20000 1000
!
end

R2#sh ip int bri
Interface                  IP-Address      OK? Method Status                Protocol
Embedded-Service-Engine0/0 unassigned      YES unset  administratively down down
GigabitEthernet0/0         unassigned      YES unset  administratively down down
GigabitEthernet0/1         unassigned      YES unset  administratively down down
Serial0/0/0                209.165.200.226 YES manual down                  down
Serial0/0/1                209.165.200.230 YES manual down                  down
R2#sh ip ro
R2#sh ip route
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
       E1 - OSPF external type 1, E2 - OSPF external type 2
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
       + - replicated route, % - next hop override

Gateway of last resort is not set

R2#sh ipv6 int bri
Em0/0                  [administratively down/down]
    unassigned
GigabitEthernet0/0     [administratively down/down]
    unassigned
GigabitEthernet0/1     [administratively down/down]
    unassigned
Serial0/0/0            [down/down]
    FE80::2
    2001:DB8:ACAD:A::2
Serial0/0/1            [down/down]
    FE80::2
    2001:DB8:ACAD:B::2
R2#sh ipv6 ro
R2#sh ipv6 route
IPv6 Routing Table - default - 1 entries
Codes: C - Connected, L - Local, S - Static, U - Per-user Static route
       B - BGP, R - RIP, I1 - ISIS L1, I2 - ISIS L2
       IA - ISIS interarea, IS - ISIS summary, D - EIGRP, EX - EIGRP external
       ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect
       O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2
       ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
L   FF00::/8 [0/0]
     via Null0, receive
R2#sh ipv6 eigrp to
R2#sh ipv6 eigrp topology
EIGRP-IPv6 Topology Table for AS(1)/ID(2.2.2.2)

R2#sh ipv6 ei
R2#sh ipv6 eigrp ne
R2#sh ipv6 eigrp neighbors
EIGRP-IPv6 Neighbors for AS(1)
R2#