Re: sshd - time out idle connections

2013-05-03 Thread markham breitbach
Depending on the shell you are using, you may be able to set that to auto-logout, or you could set a cron job to run every 5 minutes and terminate tty's with 5min idle time. Honestly though, you will rarely find a good technical solution to a social problem--there's always a work-around--and

Re: sshd - time out idle connections

2013-05-03 Thread Fleuriot Damien
Thanks for your response Markham, I'm afraid labor law is much too protective here for us to be able to educate users in this way ;) Your idea to run a cron job every X minutes has merit though, I'll try and check into that ! On May 3, 2013, at 4:51 PM, markham breitbach

Re: sshd - time out idle connections

2013-05-03 Thread Fleuriot Damien
Allow me to add a bit of context here. We're wrapping things up to obtain the PCI DSS certification which is awarded for running through a long and annoying series of hoops. This certification is rather important to our business so like it or not, we have to play along. Allowing the use of

Re: sshd - time out idle connections

2013-05-03 Thread Fleuriot Damien
On May 3, 2013, at 5:16 PM, Arthur Chance free...@qeng-ho.org wrote: On 05/03/13 15:28, Fleuriot Damien wrote: Hello list, I'm facing this unusual demand at work where we need to time out idle SSH connections for security purposes. I've checked the following options from

Re: sshd - time out idle connections

2013-05-03 Thread Arthur Chance
On 05/03/13 15:28, Fleuriot Damien wrote: Hello list, I'm facing this unusual demand at work where we need to time out idle SSH connections for security purposes. I've checked the following options from sshd_config but none seems to fit my needs : TCPKeepAlive ClientAliveCountMax

Re: sshd - time out idle connections

2013-05-03 Thread Mikel King
Firing people for violating the 5 minute rule seems a tad extreme. If there is indeed a company policy regarding the 5 minute idle window you and you intend to roll forward with a connection kill script then also make screen or tmux available. In my experience people tend to be more accepting

Re: sshd - time out idle connections

2013-05-03 Thread Joshua Isom
On 5/3/2013 10:05 AM, Fleuriot Damien wrote: Thanks for your response Markham, I'm afraid labor law is much too protective here for us to be able to educate users in this way;) Your idea to run a cron job every X minutes has merit though, I'll try and check into that ! If labor law's

Re: sshd - time out idle connections

2013-05-03 Thread Polytropon
On Fri, 3 May 2013 17:22:04 +0200, Fleuriot Damien wrote: Allow me to add a bit of context here. We're wrapping things up to obtain the PCI DSS certification which is awarded for running through a long and annoying series of hoops. This certification is rather important to our business so

Re: SSHD Strangeness

2011-04-09 Thread Scott Ballantyne
On Fri, Apr 8, 2011 at 5:15 PM, ill...@gmail.com ill...@gmail.com wrote: On 8 April 2011 15:22, Scott Ballantyne s...@ssr.com wrote: I've never seen this before, but when ssh'ing to my server today, I got: ssh_exchange_identification: Connection closed Was this multiple log-in failures

Re: SSHD Strangeness

2011-04-09 Thread ill...@gmail.com
On 9 April 2011 13:22, Scott Ballantyne s...@ssr.com wrote: On Fri, Apr 8, 2011 at 5:15 PM, ill...@gmail.com ill...@gmail.com wrote: On 8 April 2011 15:22, Scott Ballantyne s...@ssr.com wrote: I've never seen this before, but when ssh'ing to my server today, I got:

Re: SSHD Strangeness

2011-04-08 Thread Robison, Dave
is your host ip denied by /etc/hosts.allow? On 04/08/2011 12:22, Scott Ballantyne wrote: I've never seen this before, but when ssh'ing to my server today, I got: ssh_exchange_identification: Connection closed I was able to log in using my vendors KVM access, and didn't see anything

Re: SSHD Strangeness

2011-04-08 Thread Matthias Apitz
El dia Friday, April 08, 2011 a las 12:53:05PM -0700, Robison, Dave escribio: is your host ip denied by /etc/hosts.allow? Dave, Don't top post! On 04/08/2011 12:22, Scott Ballantyne wrote: I've never seen this before, but when ssh'ing to my server today, I got:

Re: SSHD Strangeness

2011-04-08 Thread ill...@gmail.com
On 8 April 2011 15:22, Scott Ballantyne s...@ssr.com wrote: I've never seen this before, but when ssh'ing to my server today, I got: ssh_exchange_identification: Connection closed Was this multiple log-in failures receiving the same error message? is this log-in happening across the

RE: sshd / tcp packet corruption ? ZFS Samba?

2010-06-28 Thread Martin Minkus
than flaky hardware. Thanks for your help to those who took the time to reply. Martin. From: Martin Minkus Sent: Monday, 28 June 2010 09:22 To: freebsd-questions@freebsd.org Subject: RE: sshd / tcp packet corruption ? ZFS Samba? Hey all, It was suggested I do a memtest

RE: sshd / tcp packet corruption ? ZFS Samba?

2010-06-27 Thread Martin Minkus
Hey all, It was suggested I do a memtest, but that checked out fine. (I wish it was as simple as just the ram!) I’ve realised the issue manifests itself almost immediately when accessing an underlying ZFS filesystem using Samba. But if it is UFS, it is fine. Does this mean anything to

Re: sshd / tcp packet corruption ?

2010-06-23 Thread Lowell Gilbert
Martin Minkus martin.min...@punz.co.nz writes: It seems this issue I reported below may actually be related to some kind of TCP packet corruption ? Possible. Or memory errors. Hard to say much at this point, when you don't even know which side is actually causing the errors. Still same

RE: sshd / tcp packet corruption ?

2010-06-23 Thread Martin Minkus
point. I'll do a memtest. Martin. -Original Message- From: Lowell Gilbert [mailto:freebsd-questions-lo...@be-well.ilk.org] Sent: Thursday, 24 June 2010 09:41 To: Martin Minkus Cc: freebsd-questions Subject: Re: sshd / tcp packet corruption ? Martin Minkus martin.min...@punz.co.nz writes

RE: sshd / tcp packet corruption ?

2010-06-22 Thread Martin Minkus
So definitely some kind of packet corruption; Using netcat to send a single megabyte of binary data to a box with no known issues (from kinetic - steel): kinetic:/tmp$ dd if=/dev/urandom of=random.testfile bs=1k count=1k 1024+0 records in 1024+0 records out 1048576 bytes transferred in

Re: sshd and dhcp bind to specific address

2009-08-05 Thread Erik Norgaard
Stefan Miklosovic wrote: hi, my pc gets ip address from dhcp server, but on my pc, there is running sshd. I want to make ssh to listen to only one ip address, but if ip changes due to dhcp, ssh server do not work properly. I know, that dhcp is able to assign ip address to client from some

Re: sshd and dhcp bind to specific address

2009-08-05 Thread Glen Barber
On Wed, Aug 5, 2009 at 5:11 PM, Stefan Miklosovicmiklosovic.free...@gmail.com wrote: hi, my pc gets ip address from dhcp server, but on my pc, there is running sshd. I want to make ssh to listen to only one ip address, but if ip changes due to dhcp, ssh server do not work properly. I

Re: sshd and dhcp bind to specific address

2009-08-05 Thread Mel Flynn
On Wednesday 05 August 2009 13:11:08 Stefan Miklosovic wrote: my pc gets ip address from dhcp server, but on my pc, there is running sshd. I want to make ssh to listen to only one ip address, but if ip changes due to dhcp, ssh server do not work properly. I know, that dhcp is able to

Re: sshd and dhcp bind to specific address

2009-08-05 Thread Robert Huff
Glen Barber wrote: my pc gets ip address from dhcp server, but on my pc, there is running sshd. I want to make ssh to listen to only one ip address, but if ip changes due to dhcp, ssh server do not work properly. I know, that dhcp is able to assign ip address to client from some range e.g.

Re: sshd in jail

2009-06-03 Thread Valentin Bud
2009/6/3 Sajó Zsolt Attila sajozsatt...@citromail.hu Hi! I would like use the sshd in jail, but the port forwarding doesn't work in the pf firewall. My jail ip: 10.0.0.40. If I use the ssh -l user 10.0.0.40 command it's well, but when I use the ssh -p 5859 -vv -l user luk1814.no-ip.org

Re: sshd in jail

2009-06-03 Thread Sajó Zsolt Attila
;sajozsatt...@citromail.hugt; Elküldve: 09:33 Téma: Re: sshd in jail 2009/6/3 Sajó Zsolt Attila luk1814.no-ip.org command I get this error: gt; OpenSSH_5.1p1 FreeBSD-20080901, OpenSSL 0.9.8e 23 Feb 2007 gt; debug1: Reading configuration data /etc/ssh/ssh_config gt; debug2: ssh_connect: needpriv

Re: sshd: Did not receive identification string from xx.xx.xx.xx

2009-06-02 Thread Wojciech Puchar
Could somebody point me to a relevant sshd documentation where the cause of these rejection messages is explained: sshd: Did not receive identification string from xx.xx.xx.xx it's not rejection. sshd waited waited and didn't got next think it should It may be ssh windows client bug or just

Re: sshd + pam_pgsql

2009-05-31 Thread Maciej Milewski
Dnia niedziela 31 maj 2009 o 16:18:09 Sajó Zsolt Attila napisał(a): How do I use the sshd with pam-pgsql? I don't know how tu use but I see something strange with your setup. In ssh-pam_pgsql.conf you have pw_type = md5 and in your database you have a cleartext password. I think it is your

Re: SSHD/Kerberos on FreeBSD 7 STABLE

2008-11-10 Thread Darek M.
Ansar Mohammed wrote: Is sshd compiled with Kerberos support on freebsd 7.0? Yup: ldd /usr/sbin/sshd: ... libgssapi.so.9 = /usr/lib/libgssapi.so.9 (0x28124000) libkrb5.so.9 = /usr/lib/libkrb5.so.9 (0x2812b000) ... Otherwise, you should be able to use PAM, with

Re: SSHD Config questions

2008-06-27 Thread Agus
2008/6/25 Mark Price [EMAIL PROTECTED]: On Wed, Jun 25, 2008 at 12:04 AM, Agus [EMAIL PROTECTED] wrote: Hi fellows, I am trying to configure sshd on my bsd and wanted to ask if the opitons there, in case i enable them are resource intensive; Let me give u an example, For instance,

Re: SSHD Config questions

2008-06-24 Thread prad
On Wed, 25 Jun 2008 01:04:40 -0300 Agus [EMAIL PROTECTED] wrote: In case i enable them, would my server, which is very small(Very little RAM,192MB i think)..its just for educational purposes; could my server cope with it if for instance tehre were quite a few clients connected? I dont know

Re: SSHD Config questions

2008-06-24 Thread Mark Price
On Wed, Jun 25, 2008 at 12:04 AM, Agus [EMAIL PROTECTED] wrote: Hi fellows, I am trying to configure sshd on my bsd and wanted to ask if the opitons there, in case i enable them are resource intensive; Let me give u an example, For instance, the Options #ClientAliveInterval 0

Re: [SSHd] Increasing wait time?

2008-05-10 Thread Peter Boosten
Christian Laursen wrote: It is also worth taking a look at the ProxyCommand option. For the case above something like this should be put in ~/.ssh/config: Host your.own.host-tunneled HostKeyAlias your.own.host ProxyCommand ssh [EMAIL PROTECTED] nc your.own.host 22 The you can just do ssh

Re: [SSHd] Increasing wait time?

2008-05-09 Thread Christian Laursen
Peter Boosten [EMAIL PROTECTED] writes: No, I was more thinking of: ssh -L :your.own.host:22 [EMAIL PROTECTED] and then open a new shell: scp -P the-file-you-want-to-copy [EMAIL PROTECTED]: This works easiest with agent forwarding, but I guess any authentication will do. It is

Re: [SSHd] Increasing wait time?

2008-05-08 Thread Mel
On Thursday 08 May 2008 05:50:59 Steve Bertrand wrote: ssh stream tcp nowait/20/4/10 root /usr/sbin/sshd sshd -i into /etc/inetd.conf set a limit of * 20 overall ssh connections * 4 connection attempts per minute * at most 10 connections from a single IP This works very

Re: [SSHd] Increasing wait time?

2008-05-08 Thread Julius Huang
Hi, On May 7, 2008, at 01:11 , Gilles wrote: Hello I'm a bit tired of people trying to break into SSH: May 6 16:59:23 freebsd sshd[24649]: Invalid user agatha from 195.43.9.246 May 6 16:59:26 freebsd sshd[24651]: Invalid user cristie from 195.43.9.246 May 6 16:59:29 freebsd sshd[24653]:

Re: [SSHd] Increasing wait time?

2008-05-08 Thread Vince Sabio
** At 07:33 +0200 on 05/08/2008, Peter Boosten wrote: Vince Sabio wrote: Note if you choose to do this: scp'ing files becomes a four-step process (i.e., scp file(s) to intermediate server, log in to intermediate server, scp to destination server, delete file(s) from intermediate server).

Re: [SSHd] Increasing wait time?

2008-05-08 Thread Peter Boosten
Vince Sabio wrote: ** At 07:33 +0200 on 05/08/2008, Peter Boosten wrote: Vince Sabio wrote: Note if you choose to do this: scp'ing files becomes a four-step process (i.e., scp file(s) to intermediate server, log in to intermediate server, scp to destination server, delete file(s) from

Re: [SSHd] Increasing wait time?

2008-05-08 Thread Norbert Papke
On May 8, 2008, Mel wrote: because: for FILE in */*.[ch]; do scp ${FILE} host:/backup; done is quicker to write then setup tunnels. How about scp */*.[ch] host:/backup? ___ freebsd-questions@freebsd.org mailing list

Re: [SSHd] Increasing wait time?

2008-05-08 Thread Norbert Papke
On May 8, 2008, Norbert Papke wrote: On May 8, 2008, Mel wrote: because: for FILE in */*.[ch]; do scp ${FILE} host:/backup; done is quicker to write then setup tunnels. How about scp */*.[ch] host:/backup? To answer my own silly question, the above doesn't preserve paths. Anyway, as

Re: [SSHd] Increasing wait time?

2008-05-08 Thread Valeriu Mutu
On Thu, May 08, 2008 at 07:33:13AM +0200, Peter Boosten wrote: Vince Sabio wrote: Note if you choose to do this: scp'ing files becomes a four-step process (i.e., scp file(s) to intermediate server, log in to intermediate server, scp to destination server, delete file(s) from intermediate

Re: [SSHd] Increasing wait time?

2008-05-08 Thread Peter Boosten
Valeriu Mutu wrote: On Thu, May 08, 2008 at 07:33:13AM +0200, Peter Boosten wrote: Vince Sabio wrote: Note if you choose to do this: scp'ing files becomes a four-step process (i.e., scp file(s) to intermediate server, log in to intermediate server, scp to destination server, delete file(s)

Re: [SSHd] Increasing wait time?

2008-05-07 Thread Mel
On Wednesday 07 May 2008 06:16:19 Norbert Papke wrote: On May 6, 2008, Gilles wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? I run sshd via inetd rather than as a stand-alone daemon. inetd provides optional rate

Re: [SSHd] Increasing wait time?

2008-05-07 Thread Norbert Papke
On May 7, 2008, Mel wrote: On Wednesday 07 May 2008 06:16:19 Norbert Papke wrote: On May 6, 2008, Gilles wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? I run sshd via inetd rather than as a stand-alone daemon.

Re: [SSHd] Increasing wait time?

2008-05-07 Thread Steve Bertrand
ssh stream tcp nowait/20/4/10 root /usr/sbin/sshd sshd -i into /etc/inetd.conf set a limit of * 20 overall ssh connections * 4 connection attempts per minute * at most 10 connections from a single IP This works very well on a personal server, not sure how it scales up. So if I copy

Re: [SSHd] Increasing wait time?

2008-05-07 Thread Vince Sabio
** At 09:59 -0800 on 05/06/2008, Beech Rintoul wrote: On Tuesday 06 May 2008, David Kelly said: On Tuesday 06 May 2008, Gilles said: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? Depending on how you use ssh from

Re: [SSHd] Increasing wait time?

2008-05-07 Thread Peter Boosten
Vince Sabio wrote: Note if you choose to do this: scp'ing files becomes a four-step process (i.e., scp file(s) to intermediate server, log in to intermediate server, scp to destination server, delete file(s) from intermediate server). Still worth it, though. Never thought of port

Re: [SSHd] Increasing wait time?

2008-05-06 Thread Beech Rintoul
On Tuesday 06 May 2008, Gilles said: Hello I'm a bit tired of people trying to break into SSH: May 6 16:59:23 freebsd sshd[24649]: Invalid user agatha from 195.43.9.246 May 6 16:59:26 freebsd sshd[24651]: Invalid user cristie from 195.43.9.246 May 6 16:59:29 freebsd sshd[24653]:

Re: [SSHd] Increasing wait time?

2008-05-06 Thread David Kelly
On Tue, May 06, 2008 at 09:31:15AM -0800, Beech Rintoul wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? Not that I know of. You should look into denyhosts (in the ports) it works well and even has a RBL feature to

Re: [SSHd] Increasing wait time?

2008-05-06 Thread Beech Rintoul
On Tuesday 06 May 2008, David Kelly said: On Tue, May 06, 2008 at 09:31:15AM -0800, Beech Rintoul wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? Not that I know of. You should look into denyhosts (in the ports) it

Re: [SSHd] Increasing wait time?

2008-05-06 Thread Randy Ramsdell
David Kelly wrote: On Tue, May 06, 2008 at 09:31:15AM -0800, Beech Rintoul wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? Not that I know of. You should look into denyhosts (in the ports) it works well and even

Re: [SSHd] Increasing wait time?

2008-05-06 Thread Peter Boosten
Beech Rintoul wrote: On Tuesday 06 May 2008, David Kelly said: On Tue, May 06, 2008 at 09:31:15AM -0800, Beech Rintoul wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? Not that I know of. You should look into denyhosts (in

Re: [SSHd] Increasing wait time?

2008-05-06 Thread Doug Hardie
On May 6, 2008, at 10:57, Randy Ramsdell wrote: David Kelly wrote: On Tue, May 06, 2008 at 09:31:15AM -0800, Beech Rintoul wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? Not that I know of. You should look into

Re: sshd on FreeBSD default allows blank passwords?

2008-05-06 Thread Andrew Pantyukhin
On Tue, May 06, 2008 at 02:26:43PM -0400, T. wrote: I didn't realize this before, but it came to my attention when debugging PAM problems. Actually, sshd default does not allow it, but another default is in enabling PAM. It's passing power over to PAM which is allowing it. I didn't see

Re: [SSHd] Increasing wait time?

2008-05-06 Thread Randy Ramsdell
Doug Hardie wrote: On May 6, 2008, at 10:57, Randy Ramsdell wrote: David Kelly wrote: On Tue, May 06, 2008 at 09:31:15AM -0800, Beech Rintoul wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? Not that I know of. You

Re: [SSHd] Increasing wait time?

2008-05-06 Thread cpghost
On Tue, 06 May 2008 19:11:45 +0200 Gilles [EMAIL PROTECTED] wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? It shouldn't be too hard to patch /usr/src/crypto/openssh/sshd.c:server_accept_loop() by adding code for per-IP

Re: [SSHd] Increasing wait time?

2008-05-06 Thread Doug Hardie
On May 6, 2008, at 14:24, Randy Ramsdell wrote: Doug Hardie wrote: On May 6, 2008, at 10:57, Randy Ramsdell wrote: David Kelly wrote: On Tue, May 06, 2008 at 09:31:15AM -0800, Beech Rintoul wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases

Re: [SSHd] Increasing wait time?

2008-05-06 Thread Norbert Papke
On May 6, 2008, Gilles wrote: Is there a way to configure SSHd, so that the wait time between login attempts increases after X failed tries? I run sshd via inetd rather than as a stand-alone daemon. inetd provides optional rate limiting functionality. For instance. putting ssh stream

Re: sshd on FreeBSD default allows blank passwords?

2008-05-06 Thread T.
Andrew Pantyukhin wrote: On Tue, May 06, 2008 at 02:26:43PM -0400, T. wrote: I didn't realize this before, but it came to my attention when debugging PAM problems. Actually, sshd default does not allow it, but another default is in enabling PAM. It's passing power over to PAM which is

Re: [SSHd] Limiting access from authorized IP's

2008-04-21 Thread Simon Gao
cpghost wrote: On Fri, 18 Apr 2008 13:46:48 -0500 Paul Schmehl [EMAIL PROTECTED] wrote: Let me clarify. When I use the term host, I'm referring to what many would call a personal workstation or personal computer. If you have more than one person who has shell access to a computer, then

Re: [SSHd] Limiting access from authorized IP's

2008-04-20 Thread Wojciech Puchar
this: AllowUsers [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] It looks like AllowHosts is not available with the version of SSH that comes with FreeBSD. This works: AllowUsers [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL

Re: [SSHd] Limiting access from authorized IP's

2008-04-20 Thread Jon Radel
Wojciech Puchar wrote: this: AllowUsers [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] It looks like AllowHosts is not available with the version of SSH that comes with FreeBSD. This works: AllowUsers [EMAIL PROTECTED] [EMAIL PROTECTED]

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Vince Hoffman
Gilles wrote: Hello I have a couple of questions about running SSHd: 1. I'd like to limit connections from the Net only from specific IP's. It seems like there are several ways to do it (/etc/hosts.allow, AllowHosts/AllowUsers, TCP-wrapper, port-knocking, etc.). Which would you

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Gary Newcombe
Hi Gilles, ssh is part of the base system, not an installed port (by default anyway) so you won't see it with pkg_info which will only list installed packages. The config file is /etc/ssh/sshd_config. To limit connections, you should be using the firewall. I do use hosts.allow too, but the

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Mel
On Friday 18 April 2008 10:51:45 Gilles wrote: 1. I'd like to limit connections from the Net only from specific IP's. It seems like there are several ways to do it (/etc/hosts.allow, AllowHosts/AllowUsers, TCP-wrapper, port-knocking, etc.). Which would you recommend? hosts.allow == TCP

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread FreeBSD - Wire Consulting
Hi, Gilles wrote: Hello I have a couple of questions about running SSHd: 1. I'd like to limit connections from the Net only from specific IP's. It seems like there are several ways to do it (/etc/hosts.allow, AllowHosts/AllowUsers, TCP-wrapper, port-knocking, etc.). Which would you

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Jon Radel
Mel wrote: On Friday 18 April 2008 10:51:45 Gilles wrote: 1. I'd like to limit connections from the Net only from specific IP's. It seems like there are several ways to do it (/etc/hosts.allow, AllowHosts/AllowUsers, TCP-wrapper, port-knocking, etc.). Which would you recommend?

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Paul Schmehl
--On Friday, April 18, 2008 19:14:49 +1000 Gary Newcombe [EMAIL PROTECTED] wrote: ssh is part of the base system, not an installed port (by default anyway) so you won't see it with pkg_info which will only list installed packages. The config file is /etc/ssh/sshd_config. To limit connections,

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Matthew Seaman
Paul Schmehl wrote: I have maintained publicly available servers for a small hobby domain for almost ten years now. Initially, I bought in to this logic and ran a firewall. (At that time we only had one server.) What it cost me was CPU and memory. What it gained me was nothing. I turned it

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Kurt Buff
On Fri, Apr 18, 2008 at 8:59 AM, Matthew Seaman [EMAIL PROTECTED] wrote: Paul Schmehl wrote: I have maintained publicly available servers for a small hobby domain for almost ten years now. Initially, I bought in to this logic and ran a firewall. (At that time we only had one server.) What

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Eric Zimmerman
Kurt Buff wrote: On Fri, Apr 18, 2008 at 8:59 AM, Matthew Seaman [EMAIL PROTECTED] wrote: At any rate, locking down ssh access is one of my concerns, for sure, so this discussion is helpful. Wouldn't turning off password based logins and using public and private keys (with a strong

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Gilles
On Fri, 18 Apr 2008 10:04:37 +0100, FreeBSD - Wire Consulting [EMAIL PROTECTED] wrote: sshd(8) is part of the base system, which is a FreeBSD patched version of OpenSSH. Although, you can find some ports of bulk OpenSSH in /usr/ports/security. I don't have a firewall on that host because there's

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Erik Osterholm
On Fri, Apr 18, 2008 at 04:59:07PM +0100, Matthew Seaman wrote: Paul Schmehl wrote: I have maintained publicly available servers for a small hobby domain for almost ten years now. Initially, I bought in to this logic and ran a firewall. (At that time we only had one server.) What it cost

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread FreeBSD - Wire Consulting
Hi, Gilles wrote: I don't have a firewall on that host because there's already a NAT router connecting the LAN to the Net. I don't know your setup, but I'm pretty sure you can run the packet filter on your host anyway. You don't need to configure NAT to run your host firewall. I'll just

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Jon Radel
Paul Schmehl wrote: I see this statement all the time, and I wonder why. What does a firewall on an individual host accomplish? I have maintained publicly available servers for a small hobby domain for almost ten years now. Initially, I bought in to this logic and ran a firewall. (At

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Mel
On Friday 18 April 2008 16:53:49 Paul Schmehl wrote: I see this statement all the time, and I wonder why. What does a firewall on an individual host accomplish? ... Firewalls are for preventing access to running services. By definition, if you are running a service, you want it to be

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Paul Schmehl
--On Friday, April 18, 2008 13:18:44 -0400 Jon Radel [EMAIL PROTECTED] wrote: Paul Schmehl wrote: I see this statement all the time, and I wonder why. What does a firewall on an individual host accomplish? I have maintained publicly available servers for a small hobby domain for almost ten

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Paul Schmehl
--On Friday, April 18, 2008 20:30:53 +0200 Mel [EMAIL PROTECTED] wrote: On Friday 18 April 2008 16:53:49 Paul Schmehl wrote: Firewalls are for preventing access to running services. By definition, if you are running a service, you want it to be accessed. That's your assumption. First of

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Paul Schmehl
--On Friday, April 18, 2008 09:15:41 -0700 Kurt Buff [EMAIL PROTECTED] wrote: Not to detour this conversation too much, I hope, but I'm in a different situation, and this is going to be an issue for me. I'm putting together a box that's going to be a router for our company, using BGP to give

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Mel
On Friday 18 April 2008 20:53:37 Paul Schmehl wrote: --On Friday, April 18, 2008 20:30:53 +0200 Mel [EMAIL PROTECTED] wrote: On Friday 18 April 2008 16:53:49 Paul Schmehl wrote: Firewalls are for preventing access to running services. By definition, if you are running a service, you want

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Paul Schmehl
--On Friday, April 18, 2008 21:37:45 +0200 Mel [EMAIL PROTECTED] wrote: [4] # grep sshd /etc/defaults/rc.conf sshd_enable=NO# Enable sshd No? Surely you're not using inetd? I haven't used inetd in years. I'm not sure why you think I would be. Well, since sshd_enable is

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Gilles
On Fri, 18 Apr 2008 10:04:37 +0100, FreeBSD - Wire Consulting [EMAIL PROTECTED] wrote: (snip) Seems like I didn't do it right: /etc/ssh/sshd_config: [...] AllowHosts 192.168.0 82.227.x.x # /etc/rc.d/sshd restart Stopping sshd. Starting sshd. /etc/ssh/sshd_config: line 119: Bad configuration

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Paul Schmehl
--On Saturday, April 19, 2008 00:12:41 +0200 Gilles [EMAIL PROTECTED] wrote: On Fri, 18 Apr 2008 10:04:37 +0100, FreeBSD - Wire Consulting [EMAIL PROTECTED] wrote: (snip) Seems like I didn't do it right: /etc/ssh/sshd_config: [...] AllowHosts 192.168.0 82.227.x.x # /etc/rc.d/sshd restart

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread cpghost
On Fri, 18 Apr 2008 13:46:48 -0500 Paul Schmehl [EMAIL PROTECTED] wrote: Let me clarify. When I use the term host, I'm referring to what many would call a personal workstation or personal computer. If you have more than one person who has shell access to a computer, then you no longer have

Re: [SSHd] Limiting access from authorized IP's

2008-04-18 Thread Gilles
At 18:17 18/04/2008 -0500, Paul Schmehl wrote: If you want to restrict sshd logins by host, you can use AllowUsers like this: AllowUsers [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] It looks like AllowHosts is not available with the version of SSH

Re: sshd+pam problem on a fresh 6.2-RELEASE (amd64) install

2007-09-29 Thread Josh Carroll
Any ideas? I tried doing an ldd on /usr/lib/pam* inside the /etc/rc.d/sshd script, but the output is identical when it starts up on boot as when I restart it. No missing libraries/etc. Problem solved! In going from 32-bit to 64-bit, my login.conf really needed to change. I had a default memory

RE: sshd config config file question

2007-07-11 Thread Michael K. Smith - Adhost
Hello Huy: -Original Message- From: [EMAIL PROTECTED] [mailto:owner-freebsd- [EMAIL PROTECTED] On Behalf Of Schiz0 Sent: Tuesday, July 10, 2007 7:13 PM To: Huy Ton That Cc: [EMAIL PROTECTED] Subject: Re: sshd config config file question On 7/10/07, Huy Ton That [EMAIL PROTECTED

Re: sshd config config file question

2007-07-10 Thread pete wright
On 7/10/07, Huy Ton That [EMAIL PROTECTED] wrote: No, it was unhashed. Thanks for pointing it out though. But the strange thing is when I run: /etc/rc.d/sshd status I get no message No message for start, restart, reload etc. I am performing these commands as root. Any ideas? (couple

Re: sshd config config file question

2007-07-10 Thread Huy Ton That
The daemon is up and has been up for a long time. In fact, when I made these changes to sshd_config, for instance as a test maxauthtries to 3 I also reloaded it during a ssh terminal session. After which I logged back in and as a test, purposely errored the tries; it still defaulted to 6 despite

Re: sshd config config file question

2007-07-10 Thread Schiz0
On 7/10/07, Huy Ton That [EMAIL PROTECTED] wrote: The daemon is up and has been up for a long time. In fact, when I made these changes to sshd_config, for instance as a test maxauthtries to 3 I also reloaded it during a ssh terminal session. After which I logged back in and as a test, purposely

Re: sshd segfaults on exit when no tty allocated

2007-05-11 Thread Lowell Gilbert
Christopher Cowart [EMAIL PROTECTED] writes: When I ssh into FreeBSD hosts without allocating a tty, sshd segfaults after the process terminates. This problem occurs on both 6_1_REL and 6_2_REL installations at all sorts of patch levels. Examples: Client: `ssh -t server ls` Server Logs:

Re: sshd segfaults on exit when no tty allocated

2007-05-11 Thread Christopher Cowart
On Fri, May 11, 2007 at 10:59:19AM -0400, Lowell Gilbert wrote: Christopher Cowart [EMAIL PROTECTED] writes: When I ssh into FreeBSD hosts without allocating a tty, sshd segfaults after the process terminates. This problem occurs on both 6_1_REL and 6_2_REL installations at all sorts of

Re: SSHD Login Prompt

2007-03-26 Thread youshi10
On Mon, 26 Mar 2007, Don O'Neil wrote: I just updated my openSSH to the latest and now when I login I get this: login as: don [EMAIL PROTECTED]'s password: How do I ether set it to show the hostname instead of the IP or get rid of the @ip altogether like the original openSSH ran? I'm using

Re: sshd: PAM + key authentication

2007-03-04 Thread Tom Judge
Cédric Jonas wrote: Hi all, I set up a some sshd servers which authenticates their users through a LDAP DB. To realize this, I used PAM. Everything ok until now. Then, via PAM (pam_filter) and the host attribute in the LDAP DB, I only allowed logon on specifical hosts for some users. After

Re: sshd: PAM + key authentication

2007-03-04 Thread Cédric Jonas
On Sun, 04 Mar 2007 16:39:29 + Tom Judge [EMAIL PROTECTED] wrote: Cédric Jonas wrote: Hi all, I set up a some sshd servers which authenticates their users through a LDAP DB. To realize this, I used PAM. Everything ok until now. Then, via PAM (pam_filter) and the host

Re: sshd attempting to start twice?

2007-02-26 Thread Derek Ragona
The errors you are getting is indicative that sshd is already running. Try doing: ps -ax|grep named -Derek At 12:30 PM 2/26/2007, Noah wrote: Hi there, any clues why sshd is attempting to start twice? sshd[836]: error: Bind to port 22 on :: failed: Address already in use.

Re: sshd attempting to start twice?

2007-02-26 Thread Giorgos Keramidas
On 2007-02-26 10:30, Noah [EMAIL PROTECTED] wrote: Hi there, any clues why sshd is attempting to start twice? sshd[836]: error: Bind to port 22 on :: failed: Address already in use. sshd[836]: error: Bind to port 22 on 0.0.0.0 failed: Address already in use. here is the /etc/rc.conf of

Re: sshd attempting to start twice?

2007-02-26 Thread Peter A. Giessel
On 2007/02/26 10:07, Giorgos Keramidas seems to have typed: On 2007-02-26 10:30, Noah [EMAIL PROTECTED] wrote: sshd_enable=YES sshd_program=/usr/local/sbin/sshd [snip] inetd_enable=YES [snip] I see you have switched the `rc.conf' path of sshd to point to the version of sshd in

Re: sshd attempting to start twice?

2007-02-26 Thread Eric
Peter A. Giessel wrote: On 2007/02/26 10:07, Giorgos Keramidas seems to have typed: On 2007-02-26 10:30, Noah [EMAIL PROTECTED] wrote: sshd_enable=YES sshd_program=/usr/local/sbin/sshd [snip] inetd_enable=YES [snip] I see you have switched the `rc.conf' path of sshd to point to the

Re: sshd attempting to start twice?

2007-02-26 Thread Giorgos Keramidas
On 2007-02-26 10:28, Peter A. Giessel [EMAIL PROTECTED] wrote: On 2007/02/26 10:07, Giorgos Keramidas seems to have typed: On 2007-02-26 10:30, Noah [EMAIL PROTECTED] wrote: sshd_enable=YES sshd_program=/usr/local/sbin/sshd [snip] inetd_enable=YES [snip] I see you have

Re: sshd attempting to start twice?

2007-02-26 Thread Giorgos Keramidas
On 2007-02-26 13:06, Derek Ragona [EMAIL PROTECTED] wrote: The errors you are getting is indicative that sshd is already running. Try doing: ps -ax|grep named You mean grep sshd right? :) A slightly more complex command, which gives nicer output is: $ ps xau -p $(echo $(pgrep 'ssh') |

Re: sshd attempting to start twice?

2007-02-26 Thread Noah
Peter A. Giessel wrote: On 2007/02/26 10:07, Giorgos Keramidas seems to have typed: On 2007-02-26 10:30, Noah [EMAIL PROTECTED] wrote: sshd_enable=YES sshd_program=/usr/local/sbin/sshd [snip] inetd_enable=YES [snip] I see you have switched the `rc.conf'

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