The OpenBSD project produces a free, multi-platform 4.4BSD-based UNIX-like operating system with a focus on security. Our efforts emphasize portability, standardization, correctness, proactive security and integrated cryptography.

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4
votes
1answer
86 views

pfctl in OpenBSD and FreeBSD

I've noticed that both FreeBSD and NetBSD have extra pfctl options: pfctl [-AdeghmNnOPqRrvz] But OpenBSD doesn't, it's missing around five of the extra options: pfctl [-deghnPqrvz] I would have ...
1
vote
5answers
694 views

OpenBSD firewall - netbook hardware option - pros and cons

I'm considering putting OpenBSD on a netbook for use as a firewall. I am entertaining the idea of using a netbook because it has a built-in screen and keyboard, built-in battery backup, and a ...
1
vote
1answer
511 views

OpenBSD Apache version 1.3.29? [closed]

I recently installed OpenBSD and went to check the version of Apache HTTPD and when I run httpd -v it tells me the version is Apache/1.3.29 (Unix). Surely this can't be right? I am using the latest ...
0
votes
1answer
253 views

OpenBSD ftp-proxy behind NAT itself

Is it possible to change the PASV IP ftp-proxy of OpenBSD sends to clients, without changing the listen address of redirection control (-b <address>)? I have the following setup: FTP client ...
0
votes
1answer
373 views

Could not resolve host — no address associated with name

I'm setting up a web server on an old OpenBSD machine, and am getting an error each time I try to start Apache. The server refused to start after I added my virtual host with HTTPS. Error could not ...
0
votes
2answers
444 views

OpenBSD Apache configuration: NFS mount

I have a NFS mount at /mnt/web/ on OpenBSD 5.2. How can I mount this so it's accessible to the web? Currently I'm soft linking it to /var/www/web ln -s /mnt/web /var/www/web I've added an alias ...
2
votes
1answer
409 views

Openbsd init script for ssh VPN tunnel

I have a server hosting SSH tunnels and Openbsd 4.5 clients connecting to it. Things work just fine but I am in the need of automating the connection from the client to the server. So that if the ...
2
votes
1answer
55 views

openbsd installation with certain configuration prebuilt

I am looking for options to install a system OpenBSD which has certain configs prewritten. What options can I look for? An install image which when installed, installs a system with a configuration ...
0
votes
3answers
166 views

Force OpenBSD to use internally one IP, but send and receive from network from other IP?

Is it possible to set up OpenBSD such, that it will have IP1 internally (in hosts, in hostname.en0, sockets binds to IP1), but convert it to IP2 when packet goes to ethernet. Also, packets for the IP2 ...
4
votes
1answer
653 views

Request multiple IP-addresses via DHCP on a single physical interface (OpenBSD)

On OpenBSD, is it possible to request multiple IP-addresses via DHCP on a single physical interface? It looks like DHCP leased addresses can't be assigned as aliases. I though of creating a virtual ...
-3
votes
1answer
143 views

Sharing wireless Internet to my building ($) [closed]

I have a business proposal to build a wireless Internet service to an entire building where people would be charged very few at the expense of potential low speed. Anyway the drawing would be ...
1
vote
1answer
258 views

Continuous Data Protection on Openbsd

I was wondering if there is anything similar to Continuous Data Protection that is available for openbsd?
5
votes
2answers
2k views

Can I create a pf rule involving MAC address instead of IP?

The title is self explanatory. I want to create rules in pf running on OpenBSD 4.9 for perticular MAC address, something like pass in on eth0 from mac 00:04:34:5f:34:33 to mac 34:32:34:06:5e:22 I ...
2
votes
1answer
759 views

OpenBSD pf - implementing the equivalent of an iptables DNAT

Short version Server A (OpenBSD 4.7) connects to server B (Windows). IP of server B changes. Server A should be able to connect to server B to both the old and new IP. We cannot configure multiple ...
1
vote
1answer
3k views

Help me upgrade my pf.conf for OpenBSD 4.7

I'm planning on upgrading my OpenBSD to 4.7 (from 4.6) and as you may or may not know, they changed the syntax for pf.conf. This is the relevant portion from the upgrade guide: pf(4) NAT syntax ...
1
vote
0answers
139 views

Port forwarding with URL on OpenBSD 4.5

I need to setup forwarding on gateway machine with following request from client: Is it possible to setup pf.conf on OpenBSD 4.5 machine, but instead IP address to have given URL such as ...
-2
votes
2answers
345 views

Bridging: OpenBSD vs Linux [closed]

The bridge interface under Linux is quite dumb. In the end, it's just very inconvenient to use: you have to delete all IP configurations from the attached interfaces and somehow migrate the ...
0
votes
1answer
4k views

OpenBSD 5.0 pf with NAT & Port Forwarding

Port forwarding does not seem to work properly, incoming connections apparently are blocked. Is there something wrong with my pf.conf? # Performance limits set limit states 200000 set limit ...
0
votes
1answer
515 views

OpenBsd 5 port forwarding

I'm trying to configure pf port forwarding on OpenBSD 5.0 The firewall machine has two nics: em0: 192.168.200.3 vic0: 192.65.214.136 I would like to forward all packets comming into ...
1
vote
1answer
386 views

Trouble P2Ving OpenBSD 4.0 to VMWare

I've been tasked with migrating a physical OpenBSD 4.0 boxes to our VMWare ESXi farm. I used VMWare's Converter 4.1 CD to perform a cold migration which completed successfully. Prior to the first boot ...
2
votes
2answers
236 views

How to configure something like “Reflexive ACL” on OpenBSD?

My U-Verse modem has something called "Reflexive ACL" described as Reflexive ACL: When IPv6 is enabled, you can enable Reflexive Access Control Lists to deny inbound IPv6 traffic unless this ...
0
votes
1answer
357 views

openbsd carp with multiple external vip's

Is there any way to setup multiple carp vip's without creating a separate hostname.if file for each address? Our colo has provided us with a /25 external network. Three addresses from this range are ...
22
votes
11answers
12k views

Is anyone else using OpenBSD as a router in the enterprise? What hardware are you running it on? [closed]

We have an OpenBSD router at each of our locations, currently running on generic "homebrew" PC hardware in a 4U server case. Due to reliability concerns and space considerations we're looking at ...
3
votes
3answers
1k views

OpenBSD and filesystem snapshots

What is the best solution, if any, for carrying out LVM style filesystem snapshots on OpenBSD?
0
votes
1answer
188 views

Insecure NFS ports on OpenBSD server

I have a OpenBSD 4.9 server running. Now I am trying to set up NFS shares on that server. I can set it up using secure ports. However it isn't possible to mount the shares from OS X without using the ...
2
votes
2answers
662 views

Default values of pf.conf set parameters

I want to learn default values of these parameters, I read the manual of pf.conf but couldn't find, could you help? set limit states set limit src-nodes set timeout tcp.first set timeout ...
5
votes
2answers
363 views

Which BSD best suited to run as VMware guest?

I want to deploy a VM to serve DNS and files (via NFS) to other *nix systems in my infrastructure. Due to reasons beyond my control, I need a very light OS, so I naturally choose the *BSD family. ...
5
votes
2answers
269 views

Portable firewall rules for Linux and Free/Net/Open/DragonFlyBSD

I need apply the same rules (lists of IPs with allow and drop rules) in firewalls of Linux and *BSD. Do you know some application (CLI) for to convert a list of rules in the specific format of each ...
1
vote
2answers
2k views

PF OpenBSD states

We have an OpenBSD server used as firewall using the famous pf. The firewall is connected to the Internet form one side and to a local network form the other. we are experiencing a connection outage ...
2
votes
3answers
604 views

How to switch IP (including subnet) on OpenBSD without outage

I have an OpenBSD firewall where I have to change the IP on the admin interface (including changing subnet/gateway) and I'm looking for how to do this remotely without losing my SSH (so I can fix ...
0
votes
1answer
1k views

OpenVPN on OpenBSD 4.8: How do I set up a VPN for road warriors in bridged mode

I'd like to set up an OpenVPN server on my OpenBSD router. I'd like to run it in bridged mode, so the IPs given to the road warriors are from the local network subnet. I'd like to use the DNS server ...
2
votes
2answers
239 views

Sharing distfiles between FreeBSD, OpenBSD, and Gentoo

Currently I have a few FreeBSD servers with one of them acting as build box sharing its /usr/ports and /usr/ports/distfiles (as separate file systems) through NFS. Recently I've added OpenBSD and ...
4
votes
1answer
1k views

OpenBSD pf port forwarding multiple rules

I have a few dozen servers behind OpenBSD firewall with port forwarding. Most rules are very similar and differ only in IPs or sometimes in ports forwarded, so I want to compact them to remove ...
1
vote
1answer
219 views

Why does the “boot>” prompt in OpenBSD disappear at startup?

I came home today to find my network unresponsive, and I have managed to narrow the culprit down to my OpenBSD 4.3 firewall. I attempted to power cycle it, but now at boot time it hangs, and all I ...
0
votes
1answer
774 views

M0n0wall won't pass traffic on different LAN subnets unless “Bypass firewall rules” is checked

I have a working configuration, but a question is bugging me. The question centers around having multiple subnets on a single interface. LAN: 10.10.10.1/24 OpenVPN Server LAN IP: 10.10.10.250 ...
8
votes
3answers
1k views

OpenBSD/FreeBSD Firewall w/ GUI that is compatible with Intel 82574L Gigabit LAN NICs

I recently purchased a server to run m0n0wall or pfSense but I've learned since then that both of these firewall products are based on versions of FreeBSD which weren't yet compatible with the NICs in ...
0
votes
1answer
707 views

OpenBSD logins via SSH seem to be ignoring my configured radius server

I've installed and configured a radius server upon my localhost - it is delegating auth to a remote LDAP server. Initially things look good: I can test via the console: # export user=skemp # export ...
4
votes
1answer
326 views

BSD 50% interrupt utilization in irq0/clock

On OpenBSD on an Atom 450, with HPET configured in the BIOS and not, also with Hyperthreading/ACPI on-off, nothing seems to make a difference. Here's my vmstat -iz # vmstat 2 procs memory ...
2
votes
3answers
2k views

How to make OpenVPN use VIA Padlock on OpenBSD?

I've bought a VIA based router for the only purpose to run OpenVPN on it. Unfortunately it seems that Padlock is not used. Here is the important part from dmesg: OpenBSD 4.8 (GENERIC) #136: Mon Aug ...
1
vote
1answer
173 views

Where OpenBSD stores information about pseudo interfaces

everybody. On my OpenBSD machine i have several pseudo interfaces for vlan that looks like vlan3: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 lladdr 00:04:e2:c5:02:2b ...
0
votes
1answer
100 views

Restricting program access in OpenBSD

I'm hosting a svn+ssh repo on a OpenBSD box and wondered if it is possible to deny access to any other programs despite svnserve? The reason is that I want to restrict access to parts of the repo with ...
0
votes
5answers
551 views

OpenBSD Routing Problem

I am running OpenBSD on a network appliance hardware. It has 5 NICs. I want to give different IP's in same subnet to 3 nics. Eg: em0: 192.168.1.5 em1: 192.168.1.90 em2: 192.168.1.56 I make the ...
1
vote
1answer
830 views

mDNS on bridged OpenVPN network

I have openvpn running on a openbsd server that is behind a firewall, so it is a local member of the LAN. The openvpn is a bridge configuration. firewall internal 10.0.10.1 openvpn server ...
3
votes
1answer
995 views

Provide IPv6 to network from OpenBSD firewall

I have an OpenBSD PF firewall that I have added a IPv6 tunnel to (using HE.net tunnelbroker). I can ping/traceroute IPv6 addresses from the firewall. Now I want to provide IPv6 services to the ...
1
vote
2answers
992 views

DHCP Server Check

I have been setting up a DHCP server in OpenBsd and I think I now have it configured correctly. However I have a couple of questions. How can I check that it is working properly before I give it ...
0
votes
2answers
368 views

Where is Mysql-server port in openbsd?

What's wrong with mysql-server port?? I can't find it anywhere /usr/ports/database/mysql is mysql-client only =( Please, don't say something like "you shouldn't use ports", only in that case if ports ...
0
votes
1answer
522 views

SuperMicro IPMI through OpenBSD PF Firewall

I'm trying to access a SuperMicro IPMI card that is behind an OpenBSD bridged firewall. A couple pieces of information: The OpenBSD firewall itself has a SuperMicro IPMI that I can access across ...
1
vote
1answer
533 views

OpenBSD in a virtual box as a firewall

Is there any merit in installing a virtual machine with OpenBSD and pf (or any other simple and secure OS + iptable) on a mac laptop and routing all the traffic through that machine? I read a similar ...
7
votes
3answers
2k views

Modern open source NIDS/HIDS and consoles?

Years back we set up an IDS solution by placing a tap in front of our exterior firewall, piping all the traffic on our DS1 through an IDS box and then sending the results off to a logging server ...
1
vote
1answer
368 views

PHP script unable to email on OpenBSD Apache

I have a webserver running OpenBSD 4.7 and PHP 5.2.12 out of the ports tree. There is a small contact page that is supposed to send an email to a specific address. When I fill in the form using a web ...