High availability

21.1.7 "The backup firewall is not accessible (check user credentials)." SOLVED

Started by clarknova

Replies: 3
Views: 10,706

July 13, 2021, 03:51:20 PM
by franco

HA - Does every VLAN needs a VIP?

Started by pepper_sprout

Replies: 3
Views: 10,556

May 03, 2025, 06:35:45 PM
by Patrick M. Hausen

Failover WAN

Started by Peter847

Replies: 1
Views: 10,449

October 13, 2025, 07:26:48 PM
by Maurice

Unbound DNS registration not working for failover DHCP configuration

Started by gromit

Replies: 11
Views: 10,408

December 19, 2023, 11:36:27 PM
by amir

Unbound on secondary keeps restarting

Started by tofuSCHNITZEL

Replies: 2
Views: 10,401

September 01, 2025, 11:22:15 PM
by tofuSCHNITZEL

migrating from single FW/router to HA setup

Started by tessus

Replies: 5
Views: 10,384

September 09, 2024, 11:58:22 AM
by ajr

Not all virtual IPs in moving to Master node in a 2 node cluster

Started by Sonderbar

Pages1 2

Replies: 21
Views: 10,331

March 01, 2024, 06:49:27 PM
by mimugmail

Problem with pfSync

Started by danbet

Replies: 8
Views: 10,306

September 20, 2024, 07:39:51 PM
by mccasian

CARP connections to switches in MLAG

Started by Haddock27

Replies: 9
Views: 10,261

July 25, 2024, 12:41:40 PM
by itngo

KeaDHCP HA Warnings

Started by tofuSCHNITZEL

Replies: 1
Views: 10,077

May 22, 2025, 11:28:07 PM
by ckruijntjens

Quality graph with pppoe

Started by mdastous

Replies: 2
Views: 9,971

July 01, 2025, 09:14:33 AM
by Jillianmore

Current CARP demotion level = 0 to both FW is it correct ? SOLVED

Started by andrema2

Replies: 2
Views: 9,946

July 27, 2021, 03:51:16 AM
by andrema2

HAProxy not working / starting after brand new plugin install

Started by rohitashs

Replies: 6
Views: 9,831

December 19, 2025, 06:02:16 PM
by rohitashs

DHCPD is stuck in recover state

Started by Vladiss

Replies: 5
Views: 9,798

March 13, 2023, 11:18:29 AM
by makanu

Wireguard VPN no traffic on OpnSense HA Cluster in CARP backup state

Started by tomtr84

Replies: 8
Views: 9,777

July 17, 2024, 07:51:46 AM
by EHRETic

CARP awareness for Wireguard 2.0 & follow a single interface - 23.7.3

Started by nzkiwi68

Replies: 6
Views: 9,777

July 30, 2024, 03:41:43 PM
by kayti

How to avoid asymmetric routing when connecting to backup router?

Started by GrapplingHero

Replies: 1
Views: 9,755

October 24, 2025, 04:55:16 PM
by viragomann

CARP not working?

Started by Dunuin

Replies: 3
Views: 9,638

April 28, 2021, 04:28:27 AM
by nzkiwi68

Virtual IP and vlan interface mismatch after performing a sync

Started by rise

Replies: 7
Views: 9,525

October 08, 2021, 10:45:10 AM
by bimbar

XMLRPC sync not working [Solved]

Started by spider

Replies: 7
Views: 9,509

March 24, 2022, 06:28:29 AM
by spider