Glossary infra Term Page

HA pair

two or more firewalls clustered with CARP/VRRP for high availability

ha-pair #infra#opnsense

Related Concepts

Configuration backup Snapshot Cold standby RTO/RPO

Core Idea

HA pair is two or more firewalls clustered with CARP/VRRP for high availability. Requires layer-2 adjacency and a dedicated sync link. It usually makes the most sense alongside Configuration backup, Snapshot, Cold standby.

Why It Matters Here

Mathbong reuses this term across opnsense posts as shared vocabulary.

Posts Mentioning This Concept

[OPNsense Series Part 6] Backups, Updates, Recovery, and When to Move to Dedicated Hardware Plan backups, updates, and recovery flows for OPNsense on Proxmox, then decide when a separate firewall appliance is worth the effort.[OPNsense 시리즈 6편] 백업·업데이트·복구 전략과 전용 하드웨어로 옮겨야 할 때 OPNsense와 Proxmox 조합에서 설정 백업, 업데이트, 복구 흐름을 점검하고 언제 별도의 방화벽 장비가 필요한지 판단하는 기준을 정리합니다.