Cisco APIC Layer 3 Networking Configuration Guide, Release 6.2(x)

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Cisco APIC Layer 3 Networking Configuration Guide, Release 6.2(x)

Interleak Redistribution for MP-BGP

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Explains how border leaf switches redistribute eligible L3Out routes into the MP-BGP IPv4 and IPv6 address families for distribution across the ACI fabric.


Interleak redistribution adds eligible L3Out routes and their VRF information to the MP-BGP IPv4 and IPv6 address families on a border leaf switch. Spine switches then distribute the routes to other leaf switches.

  • Redistributes routes learned through dynamic routing protocols other than BGP.

  • Redistributes static routes and directly connected L3Out interface subnets.

  • Does not redistribute BGP routes because they are already prepared for export to the MP-BGP VPNv4 or VPNv6 address family.

  • Supports route maps that filter redistributed routes and set attributes such as BGP community, preference, and metric.

Interleak redistribution support by release

Interleak redistribution supports these route-map capabilities:

  • OSPF and EIGRP route redistribution supports route maps.

  • Beginning with Cisco APIC release 4.2(1), static-route redistribution supports route maps.

  • Beginning with Cisco APIC release 5.1(4), directly connected subnet redistribution supports route maps.

  • Beginning with Cisco APIC release 5.1(4), route maps for static routes and directly connected subnets support the Deny action.