High availability

Web UI to virtual IP keeps switching between primary and backup

Started by litebit

Replies: 5
Views: 16,212

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

Is is possible to convert this setup to HA?

Started by Tenn-it

Replies: 4
Views: 17,031

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

Trouble setting up HA 25.7.3

Started by davidfi01

Replies: 3
Views: 18,101

September 13, 2025, 11:19:40 PM
by davidfi01

CARP OS-FRR timeout after upgrade to rel 25.7.10

Started by rkam

Pages1 2

Replies: 18
Views: 18,131

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

Strange Behaviour in OPNsense HA Cluster

Started by notc

Replies: 3
Views: 18,215

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

Add 2nd firewall to existing OPNsense network (trying to configure HA)

Started by user290920

Replies: 2
Views: 18,656

September 22, 2025, 05:58:30 PM
by Patrick M. Hausen

Kea DHCP6 w/ PD and HA

Started by JimIFN

Replies: 0
Views: 18,722

June 13, 2025, 11:04:33 PM
by JimIFN

Filtering routes with FRR and OSPF

Started by clarknova

Replies: 11
Views: 19,189

February 07, 2024, 10:24:47 PM
by mimugmail

OPNsense Firewalls Crashes in HA mode

Started by u63725

Replies: 14
Views: 19,877

October 04, 2020, 11:26:58 PM
by u63725

Unable to access internet after CARP HA configuration, but NAT working.

Started by 469

Replies: 5
Views: 20,797

October 24, 2025, 01:43:07 AM
by elie

CARP not preempting despite "disable preempt" not checked

Started by MaeveFirstborn

Replies: 10
Views: 21,694

May 27, 2025, 05:20:46 PM
by bugleboy

CARP on WAN behaving weirdly...

Started by ghosterius

Pages1 2 3

Replies: 39
Views: 24,526

December 08, 2024, 07:58:23 PM
by ghosterius

CARP WAN VIP not reachable

Started by liceo

Replies: 11
Views: 25,966

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

Updating firmware on a HA pair, and no outbound comms from secondary unit

Started by RussM

Pages1 2

Replies: 15
Views: 26,504

August 29, 2025, 07:14:36 PM
by kuya1284

CARP/HA on physical Opnsense and Virtual.

Started by byDoks

Replies: 11
Views: 27,772

August 08, 2025, 04:08:24 PM
by dirac1

IPSec Site to Site Tunnel with HA

Started by jp_rae

Replies: 7
Views: 28,517

September 25, 2020, 03:54:01 AM
by jp_rae

How to do IPv6 with DHCPv6-PD?

Started by bimbar

Pages1 2 3

Replies: 38
Views: 29,929

January 08, 2022, 12:50:55 PM
by Phoenix4

HA setup with no WAN CARP IP

Started by klosz007

Replies: 12
Views: 30,451

June 03, 2026, 12:15:48 PM
by bziller

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

Started by Simon42

Pages1 2

Replies: 26
Views: 31,274

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

2 OPNsenses same WAN network Broadcast Flood

Started by aeschma

Pages1 2 3

Replies: 34
Views: 34,264

July 14, 2025, 03:35:19 PM
by jfenech