This lab example is setting up EIGRP for IPv4 with the Named Mode configuration option.
IOS8
router eigrp SN
!
address-family ipv4 unicast autonomous-system 100
!
topology base
exit-af-topology
network 100.8.8.8 0.0.0.0
network 100.8.9.0 0.0.0.255
network 100.8.11.0 0.0.0.255
network 100.8.13.0 0.0.0.255
network 100.8.14.0 0.0.0.255
eigrp router-id 100.8.8.8
exit-address-family
IOS9
router eigrp SN
!
address-family ipv4 unicast autonomous-system 100
!
topology base
exit-af-topology
network 100.8.9.0 0.0.0.255
network 100.9.9.9 0.0.0.0
network 100.9.11.0 0.0.0.255
network 100.9.13.0 0.0.0.255
eigrp router-id 100.9.9.9
exit-address-family
CSR11
router eigrp SN
!
address-family ipv4 unicast autonomous-system 100
!
topology base
exit-af-topology
network 100.8.11.0 0.0.0.255
network 100.9.11.0 0.0.0.255
network 100.11.11.11 0.0.0.0
network 100.11.13.0 0.0.0.255
network 100.11.14.0 0.0.0.255
exit-address-family
XR13
router eigrp SN
address-family ipv4
log-neighbor-changes
autonomous-system 100
interface Loopback0
!
interface GigabitEthernet0/0/0/1
!
interface GigabitEthernet0/0/0/2
!
interface GigabitEthernet0/0/0/3
!
!
!
CSR14
router eigrp SN
!
address-family ipv4 unicast autonomous-system 100
!
topology base
exit-af-topology
network 100.8.14.0 0.0.0.255
network 100.11.14.0 0.0.0.255
network 100.14.14.14 0.0.0.0
exit-address-family
CSR11#show eigrp address-family ipv4 interfaces
EIGRP-IPv4 VR(SN) Address-Family Interfaces for AS(100)
Xmit Queue PeerQ Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable Un/Reliable SRTT Un/Reliable Flow Timer Routes
Gi1 1 0/0 0/0 11 0/0 50 0
Gi4 1 0/0 0/0 9 0/0 50 0
Gi2 1 0/0 0/0 19 0/0 84 0
Gi5 1 0/0 0/0 4 0/0 50 0
Lo0 0 0/0 0/0 0 0/0 0 0
CSR11#show eigrp address-family ipv4 neighbors
EIGRP-IPv4 VR(SN) Address-Family Neighbors for AS(100)
H Address Interface Hold Uptime SRTT RTO Q Seq
(sec) (ms) Cnt Num
3 100.11.14.14 Gi5 12 00:10:58 4 100 0 9
2 100.9.11.9 Gi4 13 00:22:00 9 100 0 31
1 100.8.11.8 Gi2 14 00:26:05 19 114 0 45
0 100.11.13.13 Gi1 13 00:31:10 11 100 0 56
CSR11#show 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
a - application route
+ - replicated route, % - next hop override, p - overrides from PfR
Gateway of last resort is not set
100.0.0.0/8 is variably subnetted, 19 subnets, 2 masks
D 100.8.8.8/32 [90/10880] via 100.8.11.8, 00:10:09, GigabitEthernet2
D 100.8.9.0/24 [90/15360] via 100.9.11.9, 00:10:09, GigabitEthernet4
[90/15360] via 100.8.11.8, 00:10:09, GigabitEthernet2
D 100.8.13.0/24 [90/15360] via 100.11.13.13, 00:10:09, GigabitEthernet1
[90/15360] via 100.8.11.8, 00:10:09, GigabitEthernet2
D 100.8.14.0/24 [90/15360] via 100.11.14.14, 00:10:16, GigabitEthernet5
[90/15360] via 100.8.11.8, 00:10:16, GigabitEthernet2
D 100.9.9.9/32 [90/10880] via 100.9.11.9, 00:14:32, GigabitEthernet4
D 100.9.13.0/24 [90/15360] via 100.11.13.13, 00:14:39, GigabitEthernet1
[90/15360] via 100.9.11.9, 00:14:39, GigabitEthernet4
D 100.13.13.13/32
[90/10752] via 100.11.13.13, 00:14:32, GigabitEthernet1
D 100.14.14.14/32
[90/10880] via 100.11.14.14, 00:10:01, GigabitEthernet5
RP/0/0/CPU0:XR13# show eigrp interfaces
Wed Jan 1 13:55:24.532 UTC
IPv4-EIGRP VR(SN) interfaces for AS(100) VRF default
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Gi0/0/0/1 1 0/0 3 0/10 50 0
Gi0/0/0/2 1 0/0 9 0/10 50 0
Gi0/0/0/3 1 0/0 9 0/10 50 0
Lo0 0 0/0 0 640/640 0 0
RP/0/0/CPU0:XR13#show eigrp neighbors
Wed Jan 1 13:55:29.691 UTC
IPv4-EIGRP VR(SN) Neighbors for AS(100) VRF default
H Address Interface Hold Uptime SRTT RTO Q Seq
(sec) (ms) Cnt Num
2 100.9.13.9 Gi0/0/0/3 11 00:15:23 9 200 0 32
1 100.8.13.8 Gi0/0/0/2 11 00:15:24 9 200 0 43
0 100.11.13.11 Gi0/0/0/1 10 00:32:28 3 200 0 70
RP/0/0/CPU0:XR13#show route eigrp
Wed Jan 1 13:55:32.551 UTC
D 100.8.8.8/32 [90/10880] via 100.8.13.8, 00:15:24, GigabitEthernet0/0/0/2
D 100.8.9.0/24 [90/15360] via 100.9.13.9, 00:15:24, GigabitEthernet0/0/0/3
[90/15360] via 100.8.13.8, 00:15:24, GigabitEthernet0/0/0/2
D 100.8.11.0/24 [90/15360] via 100.8.13.8, 00:15:24, GigabitEthernet0/0/0/2
[90/15360] via 100.11.13.11, 00:15:24, GigabitEthernet0/0/0/1
D 100.8.14.0/24 [90/15360] via 100.8.13.8, 00:11:08, GigabitEthernet0/0/0/2
D 100.9.9.9/32 [90/10880] via 100.9.13.9, 00:15:24, GigabitEthernet0/0/0/3
D 100.9.11.0/24 [90/15360] via 100.9.13.9, 00:15:24, GigabitEthernet0/0/0/3
[90/15360] via 100.11.13.11, 00:15:24, GigabitEthernet0/0/0/1
D 100.11.11.11/32 [90/10880] via 100.11.13.11, 00:31:51, GigabitEthernet0/0/0/1
D 100.11.14.0/24 [90/15360] via 100.11.13.11, 00:32:03, GigabitEthernet0/0/0/1
D 100.14.14.14/32 [90/16000] via 100.8.13.8, 00:10:53, GigabitEthernet0/0/0/2
[90/16000] via 100.11.13.11, 00:10:53, GigabitEthernet0/0/0/1
CSR14#traceroute 100.9.9.9 num
Type escape sequence to abort.
Tracing the route to 100.9.9.9
VRF info: (vrf in name/id, vrf out name/id)
1 100.8.14.8 8 msec
100.11.14.11 4 msec
100.8.14.8 8 msec
2 100.9.11.9 12 msec
100.8.9.9 14 msec *
IOS8
router eigrp SN
!
address-family ipv4 unicast autonomous-system 100
!
topology base
exit-af-topology
network 100.8.8.8 0.0.0.0
network 100.8.9.0 0.0.0.255
network 100.8.11.0 0.0.0.255
network 100.8.13.0 0.0.0.255
network 100.8.14.0 0.0.0.255
eigrp router-id 100.8.8.8
exit-address-family
IOS9
router eigrp SN
!
address-family ipv4 unicast autonomous-system 100
!
topology base
exit-af-topology
network 100.8.9.0 0.0.0.255
network 100.9.9.9 0.0.0.0
network 100.9.11.0 0.0.0.255
network 100.9.13.0 0.0.0.255
eigrp router-id 100.9.9.9
exit-address-family
CSR11
router eigrp SN
!
address-family ipv4 unicast autonomous-system 100
!
topology base
exit-af-topology
network 100.8.11.0 0.0.0.255
network 100.9.11.0 0.0.0.255
network 100.11.11.11 0.0.0.0
network 100.11.13.0 0.0.0.255
network 100.11.14.0 0.0.0.255
exit-address-family
XR13
router eigrp SN
address-family ipv4
log-neighbor-changes
autonomous-system 100
interface Loopback0
!
interface GigabitEthernet0/0/0/1
!
interface GigabitEthernet0/0/0/2
!
interface GigabitEthernet0/0/0/3
!
!
!
CSR14
router eigrp SN
!
address-family ipv4 unicast autonomous-system 100
!
topology base
exit-af-topology
network 100.8.14.0 0.0.0.255
network 100.11.14.0 0.0.0.255
network 100.14.14.14 0.0.0.0
exit-address-family
CSR11#show eigrp address-family ipv4 interfaces
EIGRP-IPv4 VR(SN) Address-Family Interfaces for AS(100)
Xmit Queue PeerQ Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable Un/Reliable SRTT Un/Reliable Flow Timer Routes
Gi1 1 0/0 0/0 11 0/0 50 0
Gi4 1 0/0 0/0 9 0/0 50 0
Gi2 1 0/0 0/0 19 0/0 84 0
Gi5 1 0/0 0/0 4 0/0 50 0
Lo0 0 0/0 0/0 0 0/0 0 0
CSR11#show eigrp address-family ipv4 neighbors
EIGRP-IPv4 VR(SN) Address-Family Neighbors for AS(100)
H Address Interface Hold Uptime SRTT RTO Q Seq
(sec) (ms) Cnt Num
3 100.11.14.14 Gi5 12 00:10:58 4 100 0 9
2 100.9.11.9 Gi4 13 00:22:00 9 100 0 31
1 100.8.11.8 Gi2 14 00:26:05 19 114 0 45
0 100.11.13.13 Gi1 13 00:31:10 11 100 0 56
CSR11#show 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
a - application route
+ - replicated route, % - next hop override, p - overrides from PfR
Gateway of last resort is not set
100.0.0.0/8 is variably subnetted, 19 subnets, 2 masks
D 100.8.8.8/32 [90/10880] via 100.8.11.8, 00:10:09, GigabitEthernet2
D 100.8.9.0/24 [90/15360] via 100.9.11.9, 00:10:09, GigabitEthernet4
[90/15360] via 100.8.11.8, 00:10:09, GigabitEthernet2
D 100.8.13.0/24 [90/15360] via 100.11.13.13, 00:10:09, GigabitEthernet1
[90/15360] via 100.8.11.8, 00:10:09, GigabitEthernet2
D 100.8.14.0/24 [90/15360] via 100.11.14.14, 00:10:16, GigabitEthernet5
[90/15360] via 100.8.11.8, 00:10:16, GigabitEthernet2
D 100.9.9.9/32 [90/10880] via 100.9.11.9, 00:14:32, GigabitEthernet4
D 100.9.13.0/24 [90/15360] via 100.11.13.13, 00:14:39, GigabitEthernet1
[90/15360] via 100.9.11.9, 00:14:39, GigabitEthernet4
D 100.13.13.13/32
[90/10752] via 100.11.13.13, 00:14:32, GigabitEthernet1
D 100.14.14.14/32
[90/10880] via 100.11.14.14, 00:10:01, GigabitEthernet5
RP/0/0/CPU0:XR13# show eigrp interfaces
Wed Jan 1 13:55:24.532 UTC
IPv4-EIGRP VR(SN) interfaces for AS(100) VRF default
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Gi0/0/0/1 1 0/0 3 0/10 50 0
Gi0/0/0/2 1 0/0 9 0/10 50 0
Gi0/0/0/3 1 0/0 9 0/10 50 0
Lo0 0 0/0 0 640/640 0 0
RP/0/0/CPU0:XR13#show eigrp neighbors
Wed Jan 1 13:55:29.691 UTC
IPv4-EIGRP VR(SN) Neighbors for AS(100) VRF default
H Address Interface Hold Uptime SRTT RTO Q Seq
(sec) (ms) Cnt Num
2 100.9.13.9 Gi0/0/0/3 11 00:15:23 9 200 0 32
1 100.8.13.8 Gi0/0/0/2 11 00:15:24 9 200 0 43
0 100.11.13.11 Gi0/0/0/1 10 00:32:28 3 200 0 70
RP/0/0/CPU0:XR13#show route eigrp
Wed Jan 1 13:55:32.551 UTC
D 100.8.8.8/32 [90/10880] via 100.8.13.8, 00:15:24, GigabitEthernet0/0/0/2
D 100.8.9.0/24 [90/15360] via 100.9.13.9, 00:15:24, GigabitEthernet0/0/0/3
[90/15360] via 100.8.13.8, 00:15:24, GigabitEthernet0/0/0/2
D 100.8.11.0/24 [90/15360] via 100.8.13.8, 00:15:24, GigabitEthernet0/0/0/2
[90/15360] via 100.11.13.11, 00:15:24, GigabitEthernet0/0/0/1
D 100.8.14.0/24 [90/15360] via 100.8.13.8, 00:11:08, GigabitEthernet0/0/0/2
D 100.9.9.9/32 [90/10880] via 100.9.13.9, 00:15:24, GigabitEthernet0/0/0/3
D 100.9.11.0/24 [90/15360] via 100.9.13.9, 00:15:24, GigabitEthernet0/0/0/3
[90/15360] via 100.11.13.11, 00:15:24, GigabitEthernet0/0/0/1
D 100.11.11.11/32 [90/10880] via 100.11.13.11, 00:31:51, GigabitEthernet0/0/0/1
D 100.11.14.0/24 [90/15360] via 100.11.13.11, 00:32:03, GigabitEthernet0/0/0/1
D 100.14.14.14/32 [90/16000] via 100.8.13.8, 00:10:53, GigabitEthernet0/0/0/2
[90/16000] via 100.11.13.11, 00:10:53, GigabitEthernet0/0/0/1
CSR14#traceroute 100.9.9.9 num
Type escape sequence to abort.
Tracing the route to 100.9.9.9
VRF info: (vrf in name/id, vrf out name/id)
1 100.8.14.8 8 msec
100.11.14.11 4 msec
100.8.14.8 8 msec
2 100.9.11.9 12 msec
100.8.9.9 14 msec *