Questions tagged [openbsd]

OpenBSD is a multi-platform 4.4BSD-based operating system with a focus on security.

Filter by
Sorted by
Tagged with
0
votes
0answers
20 views

Restrict web access of some clients to set of defined URL's

I would like to use my OpenBSD router/firewall to restrict access of my SmartTV and IOT devices to a small set of web domains. The devices already reside on a separate VLAN and the whole endeavor is ...
3
votes
2answers
78 views

Is specific hardware required for VLAN tagging on a new router?

I'm considering getting a new router to replace my current Centurylink one. Centurylink requires the WAN port to be tagged with VLAN 201. I am considering using OpenBSD for the OS. Do I need specific ...
0
votes
0answers
35 views

smtpd on OpenBSD - reverse DNS lookup fails

I am running smtpd on OpenBSD behind pfSense with HAProxy (all software current stable). Generally everything works as required. What does not work is the reverse lookup on connect. I get [...]smtp ...
0
votes
1answer
46 views

How do I support something like /etc/issue on OpenBSD?

Longtime users of Linux and most other forms of Unix (especially those which used to have startup frameworks based on the venerable SysV init) supported a special file /etc/issue which was displayed ...
2
votes
1answer
180 views

pfctl divert-socket in mac os?

I'm messing with divert sockets in OSX, and in order to capture any socket, I first need to set up a firewall redirection (divertion if you will): ipfw add divert 3282 tcp from any to any Something ...
1
vote
1answer
74 views

OpenBSD 6.6 wlan DHCP no link, routing issues

I've been bashing my head against this for a few days so I'm asking for help. The machine is a Thinkpad using a Intel PRO 2100 wifi card with the ipw driver (https://man.openbsd.org/ipw). I tried ...
0
votes
0answers
117 views

Internet connection arrives over VLAN, how to connect in OpenBSD

I'm trying to replace my providers router with an OpenBSD box. Unfotunately, the internet connection arrives in a VLAN. I've found a simple guide here for how to do this exact procedure for my ...
0
votes
0answers
28 views

how can we make /dev/shmem non executable, so that any excutable code cannot run in this address space?

Hey I want to make qnx more secure so that I want to make /tmp (symbolic link to /dev/shmem) directory non executable. It is to make sure that if any file is copied in /tmp directory with a code ...
0
votes
0answers
15 views

Open Hub data unreliable on lines of code?

I'm looking for reliable numbers on lines of code in OpenSource projects. Just as an example: This article from 2018 states that OpenBSD has 2.9 million lines of source-code FreeBSD ~9 NetBSD 7.3 ...
0
votes
0answers
14 views

Installing Procket (modified version) in OpenBSD using Makefile

I'm working on an assignment in which we need to configure OpenSourceRouting's IS-IS on OpenBSD (uname -r: 6.5). It requires: Erlang Rebar Relx Procket (modified version) So far, I've downloaded &...
0
votes
1answer
43 views

Installing Rebar on OpenBSD

I'm working on an assignment in which we need to configure OpenSourceRouting's IS-IS on OpenBSD (uname -r: 6.5). It requires: Erlang Rebar Relx Procket (modified version) Now, I've installed erlang ...
0
votes
0answers
28 views

Balance two same sub-net, same gateway networks openbsd

OPENBSD: I've two sub-nets 192.168.0.0/24 with the same gateway 192.168.0.1 I've tried to configure two different routing tables, always specify the network adapter and I'm never able to make both to ...
1
vote
0answers
174 views

OpenSMTP: Debugging “mta error reason=AUTH rejected: 535 Authentication failed”

I’m setting up an email relay on my OpenBSD server. I followed the example on the smtpd.conf man page https://man.openbsd.org/smtpd.conf touch /etc/mail/secrets chmod 640 /etc/mail/secrets chown ...
3
votes
1answer
1k views

Lenovo Thinkpad X270 issue with NVMe disk

I bought a Lenovo Thinkpad X270 2 month ago and I needed to use Windows and OpenBSD on 2 differents hard drive. Fortunately, this Thinkpad had a free PCI-e port available NVMe compatible (M.2 2242 ...
1
vote
1answer
211 views

How to get a Corsair gaming keyboard to act like a standard USB HID keyboard

I have a Corsair Strafe RGB keyboard which has caused a number of boot and suspend/resume issues on Linux due to some kind of USB error. On recent kernels, the issue has been mostly fixed, but it ...
0
votes
1answer
98 views

Where is folder of temporary files from root in OpenBSD?

Ive Been using a Test Environment with OpenBSD, NetBeans and Wildfly on localhost with root User. After pulling some Maven dependencies ive got a full File System on / and Message that my temporary ...
1
vote
1answer
989 views

How to boot OpenBSD ISO in UEFI mode in VirtualBox?

The latest OpenBSD ISO image install64.iso does not seem to boot in UEFI mode in the latest version of VirtualBox. However, I believe OpenBSD should be able to do this. I tried this simply by creating ...
0
votes
2answers
647 views

pkg_add not working propely on OpenBSD

Would like to have emacs installed on my server running OpenBSD instead of just vi, reason because I am used to emacs. I am compleatly new to OpenBSD so I started reading the documentation, after ...
3
votes
1answer
69 views

How do I re-establish connectivity to the internet (cannot assign addresses now) after setting static ip in openbsd?

I recently asked a question on stackoverflow regarding not being able to push git commits from my OpenBSD (6.3) machine to GitLab, since changing it to a static IP. It turns out that the problem ...
2
votes
2answers
5k views

Installing Gnome on OpenBSD 6.3

I want to install Gnome on OpenBSD 6.3. The instructions I've found far refer to earlier versions of OpenBSD and produce error messages. I'm working from a clean install of OpenBSD 6.3 that I did ...
0
votes
1answer
58 views

POSIX equivalent of OpenBSD's find -false

GNU find, FreeBSD find and NetBSD find all have option -false, but OpenBSD find does not. Granted, POSIX does not require an option -false for find, but still, this is very annoying. How can I ...
0
votes
1answer
220 views

OpenBSD router DNS issue?

I have an OpenBSD box, freshly installed. Two NIC's: re0 and rl0. Internet router connected to re0. Desktop connected to rl0. But can't seem to get internet on my internal network: echo "dhcp" > /...
0
votes
2answers
279 views

OpenBSD install trouble with screen resolution

I am installing OpenBSD on an old Dell Optiplex G620 with a 19 inch widescreen Viewsonic monitor. The problem is that the last line of the install program extends off the bottom of the screen; I can ...
0
votes
1answer
1k views

Formatting OpenBSD partition

I have an (MBR) external hard drive with the following partitions: 250GB xfs, 600GB swap, 81GB vfat The swap partition is actually a placeholder for a single OpenBSD filesystem. I've tried ...
1
vote
1answer
6k views

Mounting NFS share locally?

I share a directory on my OpenBSD server using NFS, with my /etc/exports containing /export -mapall=nobody:nobody -network 192.168 -mask=255.255.0.0 /export -mapall=nobody:nobody -network 10.8.0 -...
0
votes
1answer
2k views

How to configure the router between two different internal network in Virtualbox?

I would like to build this network in Virtualbox: I use OpenBSD for routers, this OS is pretty easy,and well commented to configure, however I still got one problem. Router named router02 can access ...
1
vote
0answers
461 views

Two routes to the same network - different priority

I'm trying to decide about the most suitable configuration for my server with two external interfaces, both getting an external IP number from an ISP over DHCP. This is so I can host different ...
1
vote
1answer
93 views

Any alternative way to upgrade OpenBSD

I have an older network access controller running OpenBSD 3.9. Looking over man pages and website for OpenBSD the process to update still looks locked in the old days - manual updates only one step at ...
0
votes
1answer
331 views

PF rule, opening port 8080 on OpenBSD with IPv6

What I want to achieve is to access a website on my OpenBSD machine that has an IPv6 while I don't. For this I'm using Tunnel Broker and I can successfully ssh into the OpenBSD machine using its IPv6 ...
0
votes
1answer
2k views

How can I configure OpenBSD to automatically use one of many Wi-Fi SSIDs?

In OpenBSD 6.0, with (for example) the iwn(4) driver, I can automatically associate with an SSID and bring up the interface with DHCP by using the following /etc/hostname.iwn0: nwid SSID wpakey ...
0
votes
0answers
663 views

How to compile netcat-openbsd for debian etch?

I tried: apt-get install netcat-openbsd apt-get source netcat-openbsd It complains: E: Couldn't find package netcat-openbsd E: Unable to find a source package for netcat-openbsd Then, I tried: ...
1
vote
1answer
1k views

Choppy Firefox Video Playback on OpenBSD

I am having a problem playing audio/video through Firefox, using OpenBSD (tested using YouTube). The playback is choppy, as if the connection was not good enough. On a media player the audio is fine, ...
0
votes
1answer
387 views

How to lock down a Guest Wi-fi?

I have a modem/router from my ISP which I'm forced to use. I would like to provide a Wifi AP for random guest that might show up at my house but I don't want to have their virus-laden PC on my network ...
1
vote
1answer
536 views

OpenBSD and Dovecot, external mail client can't recive mail

I have an OpenBSD serevr with OpenSMTPD and Dovecot, and I have a problem problem only with external mail clients. I can send mail but I can't receive mail from my IMAP/IMAPS server. With mutt ...
1
vote
0answers
135 views

POST hangs on certain install media

I'm trying to install OpenBSD 5.7 on a laptop. I have a USB drive that I am using for the installation media. When I plug in the USB drive with OpenBSD on it, the POST process hangs indefinitely. When ...
0
votes
1answer
547 views

ASRock motherboard does not even load BIOS when OpenBSD drives connected

I am trying to run an OpenBSD mail server on this hardware but am running into problems. I installed OpenBSD from the standard CD installer in a SATA CD drive plugged into the machine. This went fine,...
1
vote
1answer
832 views

Change xterm buffer size to unlimited for session

This question is similar to How to increase default xterm buffer size. I'd like to change my xterm buffer size (the buffer being how much I can scroll back) to unlimited on OpenBSD 5.7. The other ...
3
votes
2answers
2k views

Use sudoedit to add user to sudo group?

According to the OpenBSD FAQ #10: If you want to give access to superuser privileges without adding users to the wheel group, use sudo(8). According to the OpenBSD man pages on sudo(8): sudoedit ...
0
votes
1answer
393 views

Timeout on some connections (OpenBSD/PF with NAT)

I am getting "ERR_CONNECTION_TIMEOUT" on chrome for certain sites only (e.g. www.lemonde.fr). This does not happen when I use a proxy or if I access the site from my firewall. For the context, I use ...
1
vote
1answer
483 views

Trying openbsd in a chroot

I am running arch linux. I want to try openbsd without overwriting any machines, and without using a virtual machine (I don't want to use X11. The VirtualBox interface is clunky and I would rather be ...
1
vote
1answer
409 views

Repeated error when adding packages

Is there anyone actively monitoring OpenBSD questions here? I am trying to install nano and then xfce4 and then a few other programs, but every time I try to use pkg_add, I get the message: Fatal ...
0
votes
2answers
2k views

Installing OpenBSD 5.5 on Dell D430 - wireless card not working properly

I'm trying to install OpenBSD 5.5 amd64 on a Dell D430 (C2D) but the install requires a wireless connection at some point. It finds the wireless device but for some reason cannot connect to the router....
0
votes
0answers
825 views

FreeBSD em0 fallback to 100Mbit Fast Ethernet on HP/Compaq DC7700

I have a couple of HP DC7700CMT machines, each with its own integrated Intel 82566DM GbE LAN port, shown in dmesg as Intel PRO/1000 and using the em driver. I recently discovered that FreeBSD doesn't ...
1
vote
0answers
604 views

Partition offset at 63, 64, 2048 or 4096?

I did not wish to use the entire SSD for OpenBSD 5.5. (The SSD is new and pre-formatted with MSDOS using Gparted) During installation and at the fdisk stage, I chose Partition #: 0 to install OpenBSD ...
1
vote
2answers
160 views

Static IP received from ISP, want to assign it to my OpenBSD VM

I have a virtual machine setup with OpenBSD that I am using to for playing around with and I wanted to assign one of the static IPs from the block I received from Comcast to the machine. I have a ...
0
votes
1answer
473 views

OpenBSD: Prioritizing empty ACKs

There is a wildly used example concerning PF and prioritising empty ACK packets, so that an an asynchronous connections' downstream does not lose performance, if the upstream is clogged up. The ...
0
votes
2answers
436 views

Local server name no longer recongnized - OpenBSD

I've been scratching my head with this for a while and don't seem to be getting any closer to a solution at the system level. Brief note: A while back I set up an OpenBSD based server to run my ...
0
votes
1answer
498 views

OpenBSD pf Egress Filtering

I am attempting to build a simple pf.conf which includes NAT allowing traffic out of the network from all systems on a select series of ports. In my basic configuration I have an internal server that ...
14
votes
2answers
20k views

Why is the '-e' option missing from netcat-openbsd?

Why is the -e option missing from the netcat-openbsd package? There is a netcat-traditional package but it has many features from the OpenBSD package missing. I am running Linux Mint 16. Does anyone ...
2
votes
3answers
1k views

OpenBSD 'device not configured' error in chroot-ed environment

I have asked this question on StackOverflow but given the comment there it seems like it fits here better. This is almost certainly a system configuration issue—you didn't set up the jail right—...