25.1, 25.4 Legacy Series

Not able to Block specific websites or domains using UnboundDNS blocklis feature

Started by Shivang Pithadiya

Replies: 2
Views: 3,297

August 22, 2025, 05:20:40 PM
by Fabian Wenk

Setting up Dnsmasq DHCP for PXE Booting - Vendor Class Matching

Started by rkubes

Pages1 2

Replies: 18
Views: 22,335

August 21, 2025, 08:51:49 PM
by johnride

Firewall under the hood

Started by Pressure

Replies: 5
Views: 4,405

August 21, 2025, 05:10:41 PM
by Pressure

HA The backup firewall is not accessible (check user credentials)

Started by Fauconjeff

Replies: 9
Views: 8,815

August 19, 2025, 05:26:13 PM
by TotalGriffLock

OPNSense 25.4.1 wont Update anymore, Certificate verification failed

Started by SchengFui

Replies: 5
Views: 3,994

August 19, 2025, 10:35:08 AM
by franco

25.1.12 Firewall Crash -> Panic String: page fault

Started by petersen

Replies: 0
Views: 2,007

August 15, 2025, 10:34:38 AM
by petersen

New to OPNSense, Network Configuration setup with VLAN

Started by nainsurvolte

Replies: 4
Views: 8,344

August 11, 2025, 03:24:46 PM
by nainsurvolte

25.4.1 and removed DNS providers broke Caddy an Business Edition

Started by Cerberus

Replies: 1
Views: 2,838

August 11, 2025, 01:41:35 PM
by franco

25.4.2 Business Edition Installer Images

Started by Al Muckart

Replies: 1
Views: 1,852

August 11, 2025, 12:42:04 PM
by franco

OPNSense 25.1.12 just... stops port forwarding?

Started by psweeney

Replies: 0
Views: 1,523

August 11, 2025, 01:40:20 AM
by psweeney

[SOLVED] Upgrade fails from 24.7.12_4 to 25.1 - Error in '90-cleanup.sh'

Started by VZ7

Replies: 9
Views: 3,998

August 10, 2025, 12:24:49 PM
by VZ7

Wrong (in the Future) Date and Time when comparing Backups

Started by SchengFui

Replies: 2
Views: 1,837

August 08, 2025, 01:05:09 PM
by SchengFui

Very poor inbound perfomance; TCP Retransmissions

Started by KE-admin

Replies: 2
Views: 1,937

August 07, 2025, 10:49:22 PM
by KE-admin

Can no longer access UI without services being killed due to being out-of-memory

Started by pdxni

Replies: 3
Views: 2,495

August 07, 2025, 10:20:00 PM
by 36thchamber

No logs are written and fatal php error on start

Started by athilopi

Pages1 2

Replies: 20
Views: 34,217

August 07, 2025, 08:47:51 PM
by franco

Total failure after update attempt

Started by maxxell

Replies: 9
Views: 7,888

August 06, 2025, 04:13:53 PM
by franco

[Solved] OPNSense IPv6 Routing Issues /56 Prefix-Delegation.

Started by Butterbuns376

Replies: 1
Views: 2,435

August 06, 2025, 02:42:17 PM
by Butterbuns376

WireGuard after update to 25.1.12 – LAN reachable, Internet no longer accessible

Started by torbho

Replies: 2
Views: 3,418

August 06, 2025, 11:27:31 AM
by torbho

Cant update from OPNsense 25.1.12-amd64

Started by bandit8623

Replies: 2
Views: 2,233

August 05, 2025, 05:17:21 PM
by bandit8623

Issues with High Availability Setups After Update to 25.1

Started by R1mSG

Replies: 6
Views: 5,393

August 04, 2025, 02:26:10 AM
by necr0dncr