subnet 10.0.0.0 netmask of Firewall on ASUS router Usually the first address in the pool is used.Įcho 'inet 10.0.0.1 255.255.255.0 10.0.0.255' > /etc/hostname.re1įirst we need to configure dhcpd to start at boot:Īnd tell it to only run on the LAN interface:ĭepending on your wishes, the dhcpd config can be as simple or as complex as you desire. Give the LAN interface a static network address (10.0.0.1). Or they assign you a static IP address, in which case you should add it like this:Įcho 'inet $address $netmask $broadcast' > /etc/hostname.re0 Routing and Networkingįirst, we need to instruct OpenBSD to act as a router and forward packets.Įcho '.forwarding=1' > /etc/nfĮcho '=1' > /etc/nfĭepending on the ISP and address will either be assigned by DHCP: Replace these interface names with the ones used on your system. This guide uses 2 RealTek network interfaces: re0 and re1. Send and receive packets from the internet and route them to the correct destinations.įilter incoming and outgoing packets to only allow those packets we actually want.Īssign network addresses to local clients.Ĭache the responses from upstream DNS providers to provide a faster answer to similar future queries.Īll steps below require root privileges. The router/firewall will be able to perform the following functions: The setup will consist of two network interfaces: 1 WAN connection, this is the connection with your ISP, and one LAN connection, which is the connection with the other machines in your network. This guide will help you setup the software part of building a router/firewall with OpenBSD.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |