VRF and EIGRP named lab.

Objetivo: probar la nueva configuración de named eigrp y alguno de los parámetros adicionales, incluido vrf con eigrp.

Topología:

R1 config:
!
hostname R1
!
/Declaración de la dos vrf.
ip vrf blue
rd 1:1
!
ip vrf red
rd 2:2
!
interface Ethernet0/0.1
encapsulation dot1Q 1 native
/Comando para asignar la interfaz a una vrf
ip vrf forwarding blue
ip address 172.22.1.1 255.255.255.252
!
interface Ethernet0/0.2
encapsulation dot1Q 2
ip vrf forwarding red
ip address 172.22.20.1 255.255.255.252
!
interface Ethernet0/1
ip vrf forwarding blue
ip address 10.1.1.1 255.255.255.0
!
interface Ethernet0/2
ip vrf forwarding red
ip address 10.1.20.1 255.255.255.0
!
/Declaración del proceso de enrutamiento named eigrp para el blue vrf
router eigrp blue
!
/Asignación del proceso a la vrf blue y al AS 1
address-family ipv4 unicast vrf blue autonomous-system 1
!
af-interface Ethernet0/1
/Passive interface, bajo el nuevo método.
passive-interface
exit-af-interface
!
af-interface Ethernet0/0.1
/Cambié alguno de los parámetros eigrp que se aplican por interfaces.
bandwidth-percent 40
hello-interval 6
hold-time 18
exit-af-interface
!
topology base
/El offset no sirvió, aunque lo declaré como dice la docu. A lo mejor es un problema de herramienta de simulación.
offset-list 50 in 8
exit-af-topology
network 10.0.0.0
network 172.22.0.0
exit-address-family
!
/Declaración del proceso de enrutamiento named eigrp para el red vrf.
router eigrp red
!
address-family ipv4 unicast vrf red autonomous-system 1
!
af-interface Ethernet0/2
passive-interface
exit-af-interface
!
af-interface Ethernet0/0.2
bandwidth-percent 40
hello-interval 6
hold-time 18
exit-af-interface
!
topology base
exit-af-topology
network 10.0.0.0
network 172.22.0.0
exit-address-family
!
/Access list de base para el offset list.
access-list 50 permit 145.1.1.0
!

R2 config:
!
hostname R2
!
ip vrf blue
rd 1:1
!
ip vrf red
rd 2:2
!
interface Loopback0
ip vrf forwarding blue
ip address 145.1.5.1 255.255.255.255
!
interface Ethernet0/0.1
encapsulation dot1Q 1 native
ip vrf forwarding blue
ip address 172.22.1.2 255.255.255.252
!
interface Ethernet0/0.2
encapsulation dot1Q 2
ip vrf forwarding red
ip address 172.22.20.2 255.255.255.252
!
interface Ethernet0/1
ip vrf forwarding blue
ip address 145.1.1.1 255.255.255.0
!
interface Ethernet0/2
ip vrf forwarding red
ip address 145.1.20.1 255.255.255.0
!
router eigrp blue
!
address-family ipv4 unicast vrf blue autonomous-system 1
!
af-interface Ethernet0/1
passive-interface
exit-af-interface
!
af-interface Ethernet0/0.1
/Adicional a lo mencionado en la configuración de R1, aquí se realiza una summarización para la red 145 que incluye a las subredes de la interfaz ethernet 0/1 y a la loopback0.
summary-address 145.1.0.0 255.255.0.0
bandwidth-percent 40
hello-interval 6
hold-time 18
exit-af-interface
!
topology base
exit-af-topology
network 145.1.0.0
network 172.22.0.0
exit-address-family
!
router eigrp red
!
address-family ipv4 unicast vrf red autonomous-system 1
!
af-interface Ethernet0/2
passive-interface
exit-af-interface
!
af-interface Ethernet0/0.2
bandwidth-percent 40
hello-interval 6
hold-time 18
exit-af-interface
!
topology base
exit-af-topology
network 145.1.0.0
network 172.22.0.0
exit-address-family
!

Comprobando:

RA#sh ip eigrp vrf blue neighbors
EIGRP-IPv4 VR(blue) Address-Family Neighbors for AS(1)
VRF(blue)
H Address Interface Hold Uptime SRTT RTO Q Seq
(sec) (ms) Cnt Num
0 172.22.1.2 Et0/0.1 14 01:33:03 8 100 0 23

RA#sh ip route vrf blue

10.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 10.1.1.0/24 is directly connected, Ethernet0/1
L 10.1.1.1/32 is directly connected, Ethernet0/1
D 145.1.0.0/16 [90/1024640] via 172.22.1.2, 01:29:08, Ethernet0/0.1
172.22.0.0/16 is variably subnetted, 2 subnets, 2 masks
C 172.22.1.0/30 is directly connected, Ethernet0/0.1
L 172.22.1.1/32 is directly connected, Ethernet0/0.1

RA#sh ip eigrp vrf blue interfaces
EIGRP-IPv4 VR(blue) Address-Family Interfaces for AS(1)
VRF(blue)
Xmit Queue PeerQ Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable Un/Reliable SRTT Un/Reliable Flow Timer Routes
Et0/0.1 1 0/0 0/0 8 0/3 50 0

RA#sh ip protocols vrf blue
*** IP Routing is NSF aware ***

Routing Protocol is “eigrp 1”
Outgoing update filter list for all interfaces is not set
Incoming update filter list for all interfaces is not set
Default networks flagged in outgoing updates
Default networks accepted from incoming updates
EIGRP-IPv4 VR(blue) Address-Family Protocol for AS(1) VRF(blue)
Metric weight K1=1, K2=0, K3=1, K4=0, K5=0 K6=0
Metric rib-scale 128
Metric version 64bit
NSF-aware route hold timer is 240
Router-ID: 172.22.1.1
Topology : 0 (base)
Active Timer: 3 min
Distance: internal 90 external 170
Maximum path: 4
Maximum hopcount 100
Maximum metric variance 1
Total Prefix Count: 3
Total Redist Count: 0

Automatic Summarization: disabled
Maximum path: 4
Routing for Networks:
10.0.0.0
172.22.0.0
Passive Interface(s):
Ethernet0/1
Routing Information Sources:
Gateway Distance Last Update
172.22.1.2 90 01:35:19
Distance: internal 90 external 170

Comprobando la sumarización de R2:

RB#sh ip route vrf blue

Routing Table: blue
10.0.0.0/24 is subnetted, 1 subnets
D 10.1.1.0 [90/1536000] via 172.22.1.1, 01:41:07, Ethernet0/0.1
145.1.0.0/16 is variably subnetted, 4 subnets, 3 masks
D 145.1.0.0/16 is a summary, 01:36:36, Null0
C 145.1.1.0/24 is directly connected, Ethernet0/1
L 145.1.1.1/32 is directly connected, Ethernet0/1
C 145.1.5.1/32 is directly connected, Loopback0
172.22.0.0/16 is variably subnetted, 2 subnets, 2 masks
C 172.22.1.0/30 is directly connected, Ethernet0/0.1
L 172.22.1.2/32 is directly connected, Ethernet0/0.1

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