High availability

Web UI to virtual IP keeps switching between primary and backup

Started by litebit

Replies: 5
Views: 16,958

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

HA setup is flapping between primary and backup devices

Started by Tanker_UA

Replies: 1
Views: 12,115

November 21, 2025, 09:25:06 PM
by Tanker_UA

Packet loss on HA backup firewall

Started by user1234

Replies: 2
Views: 3,095

December 06, 2025, 06:51:21 PM
by user1234

Connectivity from a HA secondary node through VPN on primary node

Started by crlt

Replies: 5
Views: 8,271

December 07, 2025, 06:12:12 PM
by crlt

Permission to enter carp maintenance mode for other groups/users

Started by ctmarc

Replies: 0
Views: 1,830

December 12, 2025, 11:25:25 AM
by ctmarc

Unexpected CARP transitions: how to troubleshoot cause

Started by JimIFN

Replies: 0
Views: 1,907

December 19, 2025, 05:20:04 AM
by JimIFN

HAProxy not working / starting after brand new plugin install

Started by rohitashs

Replies: 6
Views: 9,857

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

Strange Behaviour in OPNsense HA Cluster

Started by notc

Replies: 3
Views: 18,578

December 31, 2025, 01:28:36 PM
by iqt4

Weird behavior with CARP failover

Started by Hidigoudi

Replies: 1
Views: 2,384

January 13, 2026, 11:28:18 AM
by Hidigoudi

CARP IP not pingable from other SR-IOV virtual function on same host

Started by Simon42

Pages1 2

Replies: 26
Views: 32,455

January 20, 2026, 04:44:35 PM
by bryanw

CARP OS-FRR timeout after upgrade to rel 25.7.10

Started by rkam

Pages1 2

Replies: 18
Views: 19,547

January 26, 2026, 09:03:56 PM
by franco

CARP WAN VIP not reachable

Started by liceo

Replies: 11
Views: 27,060

January 27, 2026, 10:50:34 PM
by chiro

Control D not resolving when devices use CARP VIP as DNS server

Started by krikkedr

Replies: 0
Views: 1,821

January 30, 2026, 02:41:55 PM
by krikkedr

Automatic XMLRPC Sync not triggering; manual sync works ok

Started by Luke

Replies: 1
Views: 2,725

February 02, 2026, 11:32:59 AM
by Luke

CARP and Unbound DNS response

Started by rudiratlos63

Replies: 8
Views: 4,934

February 07, 2026, 06:00:17 PM
by rudiratlos63

Master not taking over CARP IP

Started by rudiratlos63

Replies: 1
Views: 1,571

February 08, 2026, 04:42:19 PM
by Patrick M. Hausen

Migrating over to HA w/ GFiber

Started by Ikyo

Replies: 0
Views: 1,372

February 09, 2026, 06:41:42 PM
by Ikyo

VIP ARP issue

Started by bugleboy

Replies: 1
Views: 12,049

February 10, 2026, 01:11:04 PM
by drunkenpedant

WireGuard service restarted on CARP BACKUP node after XMLRPC config sync

Started by mprenditore

Replies: 0
Views: 1,866

February 16, 2026, 11:58:55 AM
by mprenditore

BGP (FRR) drops all LAN routes when adding WAN Virtual IP (CARP) - HA Cluster

Started by l.ansaloni

Replies: 0
Views: 1,305

February 18, 2026, 04:28:09 PM
by l.ansaloni