- Written by Xuan Qi
- Posted on October 20, 2022
- Updated on July 23, 2026
- 16478 Views
EVPN gateway support for all-active (A-A) multihoming adds a new redundancy model to our multi-domain EVPN solution. This deployment model introduces the concept of a WAN Interconnect Ethernet Segment identifier (WAN I-ESI).