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is there any vxlan tunnel btw APIC and switches(spine/leafs)?

kumarH
Level 1
Level 1

is there any vxlan tunnel btw APIC and switches(spine/leafs)?

1 Accepted Solution

Accepted Solutions

Sergiu.Daniluk
VIP Alumni
VIP Alumni

Hi,

 

There is no VXLAN tunnel between APIC and fabric nodes.

The tunnels existing in ACI fabric are: Leaf-to-Leaf, Spine-to-Spine (between Pods), Spine-to-RemoteLeaf and RemoteLeaf-to-RemoteLeaf. 

 

Actually, there are tunnels between APIC and leaves/spines:

Leaf101# show int tun 1
Tunnel1 is up
MTU 9000 bytes, BW 0 Kbit
Transport protocol is in VRF "overlay-1"
Tunnel protocol/transport is ivxlan
Tunnel source 10.0.48.64/32 (lo0)
Tunnel destination 10.0.0.1

 

 

Another command to see the tunnels:

Leaf101# vsh_lc -c "show system internal eltmc info interface tunnel brief"
Name        State   M/Port Dst IP          Encap  Ept             STepIdx   DEnc    

================================================================================
Tunnel1     up      4 /1   10.0.0.1        ivxlan 1               409       12276   
Tunnel27    up      4 /2   10.0.48.65      ivxlan 1               27        12277   

 

 

Regards,

Sergiu

View solution in original post

3 Replies 3

Francesco Molino
VIP Alumni
VIP Alumni
Hi

APIC is the orchestrator tool. Vxlan occurs only leaves and spines.

Thanks
Francesco
PS: Please don't forget to rate and select as validated answer if this answered your question

Sergiu.Daniluk
VIP Alumni
VIP Alumni

Hi,

 

There is no VXLAN tunnel between APIC and fabric nodes.

The tunnels existing in ACI fabric are: Leaf-to-Leaf, Spine-to-Spine (between Pods), Spine-to-RemoteLeaf and RemoteLeaf-to-RemoteLeaf. 

 

Actually, there are tunnels between APIC and leaves/spines:

Leaf101# show int tun 1
Tunnel1 is up
MTU 9000 bytes, BW 0 Kbit
Transport protocol is in VRF "overlay-1"
Tunnel protocol/transport is ivxlan
Tunnel source 10.0.48.64/32 (lo0)
Tunnel destination 10.0.0.1

 

 

Another command to see the tunnels:

Leaf101# vsh_lc -c "show system internal eltmc info interface tunnel brief"
Name        State   M/Port Dst IP          Encap  Ept             STepIdx   DEnc    

================================================================================
Tunnel1     up      4 /1   10.0.0.1        ivxlan 1               409       12276   
Tunnel27    up      4 /2   10.0.48.65      ivxlan 1               27        12277   

 

 

Regards,

Sergiu

thank you Sergiu.