High availability

Is is possible to convert this setup to HA?

Started by Tenn-it

Replies: 4
Views: 17,133

June 28, 2025, 06:12:23 PM
by Tenn-it

Web UI to virtual IP keeps switching between primary and backup

Started by litebit

Replies: 5
Views: 16,722

November 17, 2025, 02:15:33 PM
by Tanker_UA

CARP + BSD dhcrelay causes duplicate ACKs – Suggest replacing with ISC dhcrelay

Started by Rookie24

Replies: 3
Views: 16,277

September 15, 2025, 12:04:02 PM
by Marius Rieder

Red Square in /ui/core/hasync_status on OpenVPN instances but sync seems fine

Started by Zugschlus

Replies: 9
Views: 16,156

November 07, 2025, 04:37:05 PM
by Zugschlus

IPv6 Router Advertisement 22.x

Started by skywalker

Replies: 5
Views: 15,458

April 15, 2025, 08:11:13 AM
by franco

LAG issue

Started by firewallfun

Pages1 2

Replies: 25
Views: 15,355

December 05, 2024, 11:38:26 PM
by netnut

Current CARP demotion level -240 on Master and Backup

Started by bsdhob

Replies: 4
Views: 15,070

November 14, 2024, 02:24:29 PM
by bsdhob

2NIC firewall - Should it be WAN/LAN shared or LAN/CARP shared?

Started by user290920

Replies: 5
Views: 15,068

September 12, 2025, 09:09:52 PM
by Patrick M. Hausen

Outbound IP4 traffic blocked on WAN interface of backup system

Started by ajr

Replies: 7
Views: 15,005

September 07, 2025, 04:42:25 PM
by ajr

XMLRPC Sync Error "parse error. not well formed"

Started by GOCE

Replies: 4
Views: 14,576

December 23, 2020, 08:48:54 AM
by GOCE

Sync interfaces changes in OPNSense HA

Started by mmaridev

Replies: 6
Views: 14,183

October 07, 2020, 02:41:46 PM
by mmaridev

opnsense proxyarp and Neighbors

Started by MohsenB

Pages1 2

Replies: 17
Views: 14,179

May 31, 2026, 02:25:08 PM
by nollsclsh

Instructions for HA + PPPoE

Started by Lip90

Replies: 4
Views: 13,881

May 05, 2025, 03:44:45 PM
by Patrick M. Hausen

CARP and WireGuard

Started by em.tie

Replies: 7
Views: 13,758

May 29, 2022, 11:16:18 AM
by toxic

realtek failures

Started by thoth

Replies: 4
Views: 13,635

September 13, 2023, 12:09:58 PM
by thoth

BGP with CARP LAN

Started by duimeziod

Pages1 2

Replies: 17
Views: 13,388

October 23, 2024, 04:42:12 AM
by duimeziod

HA Sanity Check - Not worth it for me, right?

Started by Linwood

Replies: 0
Views: 13,233

October 03, 2025, 08:26:12 PM
by Linwood

[Guide - WIP]WAN failover to mobile hotspot

Started by norgan

Replies: 4
Views: 13,195

February 01, 2022, 10:41:37 PM
by vico1959

25.4.2 and new "connection" IPsec tunnel - standby node shows phase 1 active

Started by Patrick M. Hausen

Replies: 14
Views: 12,894

August 12, 2025, 02:56:58 PM
by Patrick M. Hausen

Default gateway lost on CARP master after failback #4977

Started by bbtaeuber

Replies: 11
Views: 12,614

June 12, 2021, 02:39:18 PM
by TuxFever