Re: Better security? Haha

2011-05-20 Thread John Jackson
On Sat, May 21, 2011 at 08:26:50AM +1000, Rod Whitworth wrote: Better tha iptables? http://www.esecurityplanet.com/news/article.php/3934151/Fedora-15-Boosts -Linux-Security.htm maybe... But apps opening pinholes? That's just asking for trouble! Oh dear. Those of us running pf for

Re: problem with download limit

2011-05-10 Thread John Jackson
Have you tried downloading from different sites? What is the latency to those sites? You may be running into an issue with bandwidth delay product though I thought recent OpenBSD releases autotuned the needed parameters. See http://www.psc.edu/networking/projects/tcptune/ for better

Re: XEN-Guest

2011-05-02 Thread John Jackson
On Mon, May 02, 2011 at 05:21:11PM +0200, Tobias Crefeld wrote: I think about installing an OpenBSD-guest on a XEN-Host (Debian Squeeze), all OS as 64bit-version alias amd64. Are there any experiences with OpenBSD as Dom-U? It's probably much more straightforward to run kvm-qemu instead of

Re: What IRCD is preferred among true security minded folk?

2011-04-28 Thread John Jackson
On Thu, Apr 28, 2011 at 08:07:01PM -0400, Jean-Philippe Ouellet wrote: Dear Misc, This is somewhat off topic, but it's been on my mind for quite some time, and someone just brought up irc, so I thought I'd ask. I've been looking to set up an irc server for some time now. It would be mostly

Re: ????????? how to viewing packet data?

2010-09-21 Thread John Jackson
On Wed, Sep 22, 2010 at 08:43:16AM +0800, jo...@wonghome.net wrote: you are looking for -X option to tcpdump(8). Read the man page for more details. Yes, i tried it before (-X). but that is not what i want to get. I want to get is something like that Data: Post /from.php?q=123 abc.com

Re: Download rate and sysctl settings

2010-02-04 Thread John Jackson
Read about bandwidth delay product: http://www.psc.edu/networking/projects/tcptune/ John On \!Thu, Feb 04, 2010 at 09:36:01PM +0100, Jean-Francois wrote: Le jeudi 04 fivrier 2010 20:00:54, Sebastiano Pomata a icrit : If I may ask, I post to the list this question (I have no purpose on

Re: The insecurity of OpenBSD

2010-01-22 Thread John Jackson
On Fri, Jan 22, 2010 at 10:56:14AM +0800, Zamri Besar wrote: The insecurity of OpenBSD http://allthatiswrong.wordpress.com/2010/01/20/the-insecurity-of-openbsd/ -zamri- Sometimes the add-on security enhancements directly weaken system security: http://www.milw0rm.com/exploits/9191

Re: Problems with 4.5 as a KVM guest

2009-10-29 Thread John Jackson
On Thu, Oct 29, 2009 at 12:18:40PM +0100, Toni Mueller wrote: Hi, On Tue, 14.07.2009 at 11:27:13 -0600, Bob Beck b...@openbsd.org wrote: and/or ask the linux people to fix KVM to make it really a PC. I'm running kvm 85+dfsg-4~bpo5 and see the following interesting behaviour with OpenBSD

Re: Script to ping, traceroute a destination and record the time

2009-10-29 Thread John Jackson
On Thu, Oct 29, 2009 at 04:26:49PM +0200, Kasper Adel wrote: Hi, I am trying to troubleshoot a problem that is totally random and the one idea that would help me is to have a bash script that will ping a few destinations every minute, then do a traceroute to these destinations, record the

Re: managing authorized_keys

2009-09-18 Thread John Jackson
On Fri, Sep 18, 2009 at 10:29:54AM -0400, bofh wrote: Hi, Just wanted to see how you guys manage authorized_keys. I'm trying to move everyone off legacy protocols onto openssh, and one of my proposals will involve using authorized keys for scripts/automated processes. There's 400+ unix

Re: 4.4 as a VBox guest?

2009-01-26 Thread John Jackson
If you're running Linux as the host OS anyway, you may want to look into kvm and kvm-qemu for virtualization duties. OpenBSD and other OSes have been running well for me as guests under Debian. Just make sure to use e1000 as the NIC model. John On Mon, Jan 26, 2009 at 09:59:59AM -0600, L. V.

Re: Find - Sillyness

2009-01-22 Thread John Jackson
On Thu, Jan 22, 2009 at 02:54:21PM -0500, Morris, Roy wrote: I know this is more of a general 'huh' kind of thing, but I figured someone could kick start my brain for me. Anyone know why this doesn't work? It appears to find the files ok but the -exec part thinks it can't? spider:/var/log#

Re: Network challenge?

2008-12-08 Thread John Jackson
On Tue, Dec 09, 2008 at 07:49:04AM +1100, Rod Whitworth wrote: I have a friend who has two internet connections. Lucky B! He wants me to have a look at some of his operation without travelling to his site (lng way). I would need to be able to effectively duplicate some of his system and

Re: httpdump?

2008-11-19 Thread John Jackson
On Wed, Nov 19, 2008 at 08:18:00PM -0800, Jeff Simmons wrote: I need, at a minimum, which virtual server at a particular IP address is being accessed, and the contents of any GET commands (methods). If there's a way to get this via tcpdump I haven't found it yet. On Wednesday 19 November

Re: VPN between Linux and OpenBSD with RSA

2008-11-03 Thread John Jackson
If you're using Debian you may have better luck just running OpenBSD's isakmpd on the Debian host. Just read the docs, 'apt-get install isakmpd' and proceed as normal. The standard Debian kernels have the necessary modules enabled by default. I've had success with that approach to a

Re: file encrypyion

2008-10-28 Thread John Jackson
On Wed, Oct 29, 2008 at 03:48:25PM +1300, Paul M wrote: I'm looking for a way to encrypy backup files for secure storage. Gpg is an obvious candidate, but I'm wondering if there's anything in base, perhaps a creative use of ssh or some other tool, though not something liable to break,

Re: file encrypyion

2008-10-28 Thread John Jackson
On Tue, Oct 28, 2008 at 11:04:34PM -0500, John Jackson wrote: On Wed, Oct 29, 2008 at 03:48:25PM +1300, Paul M wrote: I'm looking for a way to encrypy backup files for secure storage. Gpg is an obvious candidate, but I'm wondering if there's anything in base, perhaps a creative use

Re: file encrypyion

2008-10-28 Thread John Jackson
On Tue, Oct 28, 2008 at 11:04:34PM -0500, John Jackson wrote: On Wed, Oct 29, 2008 at 03:48:25PM +1300, Paul M wrote: I'm looking for a way to encrypy backup files for secure storage. Gpg is an obvious candidate, but I'm wondering if there's anything in base, perhaps a creative use

Re: slow network performance behind cisco

2008-10-24 Thread John Jackson
On Fri, Oct 24, 2008 at 03:54:01PM +0200, Christoph Leser wrote: If it is a buffer size problem, why can he transmit 500mb/sec between bsd and local linux? As Otto mentioned, read up on 'bandwidth delay product'. There's higher network latency between the remote sites vs hosts on the local

Re: reliable, dd over simple ip network

2008-10-16 Thread John Jackson
Maybe the simplest usage: tar cfz - /somedir | ssh somehost dd of=/somefile.tgz John On Thu, Oct 16, 2008 at 10:42:17AM -0400, Douglas A. Tutty wrote: On Wed, Oct 15, 2008 at 09:28:56PM -0700, Neko wrote: since my partitions have 16% free on all systems, i cant tarball the drive sent it

Re: Need Help badly - PF related

2008-09-23 Thread John Jackson
Comments are inline. On Sun, Sep 21, 2008 at 10:00:58PM -0700, Parvinder Bhasin wrote: I have users that can access the website fine (75.44.229.18) and some user that complain they can't access it. I don't know what gives. I have asked on the list for help but haven't still resolved

Re: PF cannot RDR connections

2008-09-23 Thread John Jackson
If that's the case the original poster should take a look: http://openbsd.org/faq/pf/rdr.html#reflect I've had to solve similar problems by NAT'ing the internal network(s) to the firewalls internal interface IP so that traffic hitting the internal server appears to come from the firewall

Re: IPSEC VPN between OpenBSD and Linux (OpenSwan)

2008-08-25 Thread John Jackson
It may also be worth noting that Debian has OpenBSD's isakmpd packaged, 'apt-get install isakmpd'. I've had success using isakmpd on Debian to create VPN's between OpenBSD and Debian gateways. John On Mon, Aug 25, 2008 at 03:52:42PM +0300, Imre Oolberg wrote: Hi! I'm basically trying to

Re: have to add pass in rdr statement

2008-06-05 Thread John Jackson
Your pass rules need to reference the IP address after processing by the rdr rule. So it should be passing traffic destined to '10.0.0.17' See http://openbsd.org/faq/pf/rdr.html#filter for more info. John On Thu, Jun 05, 2008 at 03:46:57PM -0700, Lord Sporkton wrote: on OpenBSD

Re: 32G SSD - Poor Performance on 4.3

2008-04-29 Thread John Jackson
Keep in mind that all Solid State Disks are NOT the same. I made the same mistake and purchased a Transcend 8 GB model. My 8 GB model used old technology and not the newer, faster flash. It was noticeably slower than traditional spinning disks. Just check some of the published specs and

Re: OpenBSD as Xen domU

2008-02-06 Thread John Jackson
OpenBSD as DomU works using hardware virtualization for me. There's the occasional lockup that I haven't looked into too much. You can launch vncviewer to get a console. My working config is at the bottom. John On Wed, Feb 06, 2008 at 11:55:05PM +0100, Julien Cabillot wrote: It's work but I

Re: A necessary evil: snmpd(8) and snmpctl(8)

2007-12-05 Thread John Jackson
This is great news! Hopefully I'll find the time to help test. John On Wed, Dec 05, 2007 at 11:52:12AM +0100, Reyk Floeter wrote: Hi! I just imported snmpd(8) and snmpctl(8), an initial attempt to implement a new SNMP daemon for OpenBSD. SNMP is the Simple Network Management Protocol

Re: GPRS/EDGE modems to use with a notebook

2007-11-02 Thread John Jackson
I've had success with the Sierra Wireless Aircard 860 on a Thinkpad X40. Lately though the card seems to be acting flakey and causing hard lockups. That could be a combination of the firmware which on the Aircard and the carrier which is ATT. From what I've read, it's recommended to keep the

Re: pf

2007-10-05 Thread John Jackson
inet 10.0.0.0 netmask 0xff00 broadcast 255.255.255.0 John Without looking at anything else, that line jumps out at me. Are you certain that you want your broadcast set to '255.255.255.0'? Sounds like a netmask to me. On Fri, Oct 05, 2007 at 02:48:00PM -0400, a.padilla wrote:

Re: VPN site to site with ipsec

2007-07-23 Thread John Jackson
Have you tried tcpdumping on the enc0 interface on both gateways to see what happens on when pinging? tcpdump -n -s 1600 -i enc0 Is there a firewall enabled on the non-responsive end hosts? I've seen recent versions of Windows block or drop icmp echo requests, maybe some recent service pack