High Availability - NGINX

NGINX Plus can be configured into a high-availability cluster with an active-passive pair of NGINX Plus instances to ensure application availability.

nginx - Is load balancing or HA setup recommended? - Server Fault

High-Availability (HA) with Automatic Failover – JetPatch

Load Balancing DNS Traffic with NGINX and NGINX Plus

Confused about Load Balancing/Ingress on VM based, HA setup : r/kubernetes

Enabling high availability for Klaw with NGINX

F5 NGINX / F5 NGINX Plus - Equinix Network Services Solutions

Nginx high availability through Keepalived - Virtual IP

1 High availability

Nginx haproxy and keepalived – Network Security Protocols