R2#
R2#sh ip route eigrp
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

      13.0.0.0/32 is subnetted, 1 subnets
D EX     13.13.13.13 [170/2560025856] via 100.2.3.3, 00:52:25, Ethernet1/1
      23.0.0.0/32 is subnetted, 1 subnets
D        23.23.23.23 [90/409600] via 100.2.3.3, 00:52:25, Ethernet1/1
R2#


R1#
R1#sh ip route eigrp
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

      23.0.0.0/32 is subnetted, 1 subnets
D        23.23.23.23 [90/435200] via 100.1.2.2, 00:52:36, Ethernet1/0
      100.0.0.0/8 is variably subnetted, 3 subnets, 2 masks
D        100.2.3.0/24 [90/307200] via 100.1.2.2, 00:52:37, Ethernet1/0
R1#