Messages

How can i change the DHCP lease time on the firewall settings ?

Am new installer to Opnsense Firewall
Kindly help me achieve the following
Configure the OPNfirewall with interface WAN port
to operate with a public ip My question is is it safe ?

Change the lease period to 30mins
below is my current lease period


   IPv4 Address. . . . . . . . . . . : 192.168.0.138(Preferred)
   Subnet Mask . . . . . . . . . . . : 255.255.254.0
   Lease Obtained. . . . . . . . . . : 11 June 2026 06:37:46
   Lease Expires . . . . . . . . . . : 11 June 2026 08:37:46
   Default Gateway . . . . . . . . . : fe80::f690:eaff:fe01:fb24%17
                                       192.168.1.1
   DHCP Server . . . . . . . . . . . : 192.168.1.1
 
Also wish Configure the DNS and if its safe to issued with dhcp.

Then you need the netmask and the gateway in addition to the IP.
[/Yes the netmask and gateway we have . My only challenge are the steps to configure the IP and VLAN on the interface.
am new on opnsense  ]

Which one is the ISP using?


- static configuration
Public IP with A VLAN number
Is the modem/ONT set to bridge mode?
Yes its on bridge mode

Which one is the ISP using?


- static configuration
public ip with a VLAN

Is the modem/ONT set to bridge mode?
Yes

We are new to OPNsesne firewalls.
Kindly share the steps to setting up the WAN port to allow users internet traffic though the LAN port.
Currently the WAN is on DHCP mode.
The ISP provided us with the public IP and VLAN number.

Hallo Patrick,

what is the most appropriate use of router mode or bridge mode ?
From the ISP side ?

WAN CONFIGURATION WITH PUBLIC IP AND VLAN

How can we configure a new OPNSENSE firewall on the WAN Port. WAN CONFIGURATION WITH PUBLIC IP AND VLAN

WAN CONFIGURATION WITH PUBLIC IP AND VLAN

How can we configure a new firewall with on the WAN Port. WAN CONFIGURATION WITH PUBLIC IP AND VLAN