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Unable ping between 2 vrf in same switch nexus 9000

MedTiti92
Level 1
Level 1

Hello guys,

I have 2 switch nexus 9000, i configure two interfaces like below :

  • interface eth1/1
    switchport
    switchport acess vlan 10
    no sh

  • interface eth1/2
    switchport
    switchport acess vlan 20
    no sh

Now i create and configure the vrf to the interface vlan10 & 20

  • vrf context A
  • vrf context B

 

  • interface vlan 10
    vrf member vrf A
    mac-address 8c00.0000.0001
    ip address 10.10.10.1/29
    no sh

 

  • interface vlan 20
    vrf member vrf B
    mac-address 8c00.0000.0010
    ip address 10.10.10.2/29
    no sh

Results : 

  1. i can ping 10.10.10.1 vrf A ===> ok
  2. i can ping 20.20.20.2 vrf B ===> ok
  3. But i can't ping 10.10.10.1 vrf B and vice-versa (i 'am in switch nexus 9000)
2 Replies 2

Seb Rupik
VIP Alumni
VIP Alumni

Hi there,

A VRF will create a separate route table. If you want to route between them typical design patterns would go via a security device like a firewall. 

You can also do it all on the box via VRF route leaking. You will need to add the prefixes into the a BGP process and the use route-targets between the VRFs.

 

Take a look here:

Configure VRF Route Leak on Cisco Nexus Switches

 

cheers,

Seb.

I will run lab see how we can ping from VRF to other same NSK.

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