High availability

CARP with DHCP on WAN

Started by bubbagump

Pages1 2

Replies: 29
Views: 68,563

August 20, 2025, 10:59:21 AM
by dfr

Ethernet unplugging does not trigger failover

Started by pinpoint

Pages1 2

Replies: 24
Views: 51,192

September 22, 2025, 03:18:07 PM
by pinpoint

2 OPNsenses same WAN network Broadcast Flood

Started by aeschma

Pages1 2 3

Replies: 34
Views: 34,284

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

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

Started by Simon42

Pages1 2

Replies: 26
Views: 31,296

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

HA setup with no WAN CARP IP

Started by klosz007

Replies: 12
Views: 30,511

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

How to do IPv6 with DHCPv6-PD?

Started by bimbar

Pages1 2 3

Replies: 38
Views: 29,949

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

IPSec Site to Site Tunnel with HA

Started by jp_rae

Replies: 7
Views: 28,522

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

CARP/HA on physical Opnsense and Virtual.

Started by byDoks

Replies: 11
Views: 27,847

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

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

Started by RussM

Pages1 2

Replies: 15
Views: 26,641

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

CARP WAN VIP not reachable

Started by liceo

Replies: 11
Views: 26,002

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

CARP on WAN behaving weirdly...

Started by ghosterius

Pages1 2 3

Replies: 39
Views: 24,557

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

CARP not preempting despite "disable preempt" not checked

Started by MaeveFirstborn

Replies: 10
Views: 21,741

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

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

Started by 469

Replies: 5
Views: 20,851

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

OPNsense Firewalls Crashes in HA mode

Started by u63725

Replies: 14
Views: 19,880

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

Filtering routes with FRR and OSPF

Started by clarknova

Replies: 11
Views: 19,206

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

Kea DHCP6 w/ PD and HA

Started by JimIFN

Replies: 0
Views: 18,723

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

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

Started by user290920

Replies: 2
Views: 18,665

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

Strange Behaviour in OPNsense HA Cluster

Started by notc

Replies: 3
Views: 18,216

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

CARP OS-FRR timeout after upgrade to rel 25.7.10

Started by rkam

Pages1 2

Replies: 18
Views: 18,151

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

Trouble setting up HA 25.7.3

Started by davidfi01

Replies: 3
Views: 18,104

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