# On Generating EVPN MAC/IP Routes

DevFeed: [On Generating EVPN MAC/IP Routes](<https://devfeed.tech/articles/on-generating-evpn-mac-ip-routes-11359.md>)

Original publisher: [Read original article](<https://blog.ipspace.net/2026/04/evpn-generating-macip-routes/>)

Published: 2026-04-29T05:38:00Z

Content type: opinion

Language: en

Sources: [ipSpace.net blog](<https://devfeed.tech/sources/ipspace-net-blog.md>)

Topics: [evpn](<https://devfeed.tech/topics/evpn.md>), [BGP](<https://devfeed.tech/topics/bgp.md>), [networking](<https://devfeed.tech/topics/networking.md>)

Tags: [arp](<https://devfeed.tech/tags/arp.md>), [bgp](<https://devfeed.tech/tags/bgp.md>), [evpn](<https://devfeed.tech/tags/evpn.md>), [ip](<https://devfeed.tech/tags/ip.md>), [mac](<https://devfeed.tech/tags/mac.md>)

## AI overview

The article explains that Arista EOS generates separate EVPN MAC-only and MAC+IP routes. MAC table updates trigger MAC-only routes, while ARP table updates trigger MAC+IP routes, which can increase the size of the EVPN BGP table.

## Source excerpt

Naveen Kumar Devaraj was reading my Integrated Routing and Bridging (IRB) with EVPN MAC-VRF Instances lab exercise and spotted this detail: Arista EOS originates MAC-IP routes with and without IP addresses, effectively doubling the size of the EVPN BGP table He kindly wrote a LinkedIn comment explaining that behavior: Read more ...