Arista EVPN VXLAN Configuration Example (3c) - Single-homing, L3 EVPN, Symmetric IRB

One of the purposes of symmetric IRB is to address the scale issue of asymmetric IRB solution. And here is the list of differences compared with asymmetric IRB:

• VTEPs only need to hold the VLANs and SVIs of directly connected subnets
• An intermediate IP-VRF to carry the remote subnets