In this procedure, you need to follow these three steps. When i added ssh to etcinittab, i kept getting ssshd respawning too rapidly. This evening, ive installed gimpprint, kdeprint, konsole, and kdesu for the purpose of playing around. Prng is not seeded general unix discussion tektips. Im an experienced user of ssh, but now i cannot make it to work with passwordless login in aix. The ssh randhelper program uses a configurable set of commands that monitor changing aspects of system operation, mixing their output together to produce its random bits. The problem is that devrandom devices are not there after a reboot the solution is simple. If you get a message prng is not seeded when trying to run ssh, you probably have an issue with the devrandom andor devurandom devices on your system. I followed it but sshd still did not wanted to stick around.
If you had loaded ssh, prng and zlib before, uninstall them using custom. This uses an entropy gathering mechanism which creates random numbers which are very difficult to predict. To get the package, go to the aix web download pack programs website. Ssh is a substitute to berkeley rtools like telnet, rlogin, rsh and rcp which are not secure.
Im pretty new to aix, and im learning all about its idiosyncrasies. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Jun 21, 2016 get notifications on updates for this project. How do i restart sshd on my unix system starnet knowledge. The packages are located on the aix 7 volume 1 of 2 dvd, but for some reason the installer doesnt feel the need to make sshd available to the system at install time. If your company has an existing red hat account, your organization administrator can grant you access. Try installing the high encryption pack and all other service packs. Hi again, please check existence and permissions of devrandom and devurandom. Mike 5 comments recently working on a debian server, which was not responding to ssh connection. Mike milind koyande loves to work on new technologies specially virtualization and troubleshoot server problems. Anyway, if you want to implement it, and you really should want to. Prng is not seeded error when starting openssh server.
This document describes the procedure for installing openssh on aix 4. Stunnel does not work with windows with strong crypto. I installed the termuxarch and i want to use it as my default shell, so i am migrating my settings from the termux as much as possible. I put the keys in etcssh2 4 create the ssh keys use the following commands. This tutorial is designed for administrators of ibm rs6000 systems who wish to improve the security and integrity of their servers running aix by replacing standard insecure network services with those provided by the openssh implementation of the secure shell protocol. The easiest way to do this is to simply restart your unix machine. Aix upgrade without reboot, zero downtime aix live update where download aix packages, base and updates. Ssh tectia connectsecure is available for ibm aix 6. After taking care of the business, i decided to make it into the post so when i see it again, i will just search my blog for answers. It depends on the config and version of ssh you installed, but the latest openssh packages direct from ibm, dont have the prng dependancy. The below is a small doc so that i can remember where i placed this version and hopefully help others as well looking to install openssh on aix 7. If you get a message prng is not seeded when trying to run ssh, you. Where download rpm packages open source howto install a base os aix or vios customize your aix server.
One of the thngs i want to use is the ssh agent, so i do not have to type the password each time i do remote ssh or scp. However, even if this is not your case, you can try to see if the procedure will fix your ssh. Al no matter what i do i cannot get ssh to do 2 things. Prng is not seeded or pty allocation request failed on channel. The problem is that devrandom devices are not there after a reboot. That your openssh clients are not yet ready to work. If you are registered to download the packages, sign in and accept the license agreement. Download the openssl package to your workstation or host computer. If you are compiling with prngd options ssh randhelper will use prngd instead of trying to do the work itself. Prng is not seeded it was a long time ago since i have dealt with this message so i had to scratch my head for a moment or two. Ive already revised all settings and permissions many times, but it dont work. After reboot old ssh still worked i installed the latest openssl 0.
Error pgng not seeded due openssh installation with nim aix. Attempting to ssh to another node creates the user. One thing i still dont understang is why ssh isnt installed by default. Prngd pseudo random number generator daemon overview. On the linux platform, the default maximum process id is 32,768, resulting in a very small number of seed values being used for all prng operations. One of the biggest gripes about aix is how security unconscious it is. Prng is not seeded maslett technicaluser op 17 nov 04 06. Everything can be explained in a simple way, even rocket science. Recently working on a debian server, which was not responding to ssh connection. Finding the right openssh version can be the worse part of installing on aix 7.
Bpxp015i hfs program bin ssh is not marked program controlled. I also noticed the prng is not seeded message resulting from me putting the sshd daemon into the debug mode. These devices are created during system installation, but may sometimes be missing after an aix upgrade. In this situation, ssh was unable to start because the wpar was restored from standalone machine backup mksysb. All ssl and ssh keys generated on debianbased systems ubuntu, kubuntu, etc between september 2006 and may th, 2008 may be affected. See using hardware support to generate random numbers for more information. If not, it should be created with the following commands. How do i restart sshd on my unix system after you have changed your configuration on your remote unixlinux server you must restart your ssh service. This release refuses unixdomain socket forwarding when privilege. If you are not registered to download the packages, complete the registration process and accept the license agreement. This is the prngd pseudo random number generator daemon. Secure shell ssh is a protocol that provides a secure, remote connection to any device with ssh support. If you are a new customer, register now for access to product evaluations and purchasing capabilities.
Im an avid photographer and love to spend my free time close to nature, trying to capture its glory on my camera. Pls download and install the appropriate installp images. The impact all ssl and ssh keys generated on debianbased systems ubuntu, kubuntu, etc between september 2006 and may th, 2008 may be affected. There seems to be another problem below the one seen. I never leave replies on these blogs and websites but you sir, are a gentlemen and a scholar. No matter what i do i cannot get ssh to do 2 things. Tektipss functionality depends on members receiving email.
The downloaded online installation package contains the compressed installation files. Maybe when seeded correctly, the select call would succeed as well. No you need randhelper if openssl can not seed itself. This tutorial is designed for administrators of ibm rs6000 systems who wish to improve the security and integrity of their servers running aix 4. The installation has failed for the root part openssh. Posted on may 11, 2009 by admin homecoffee1 ssh coffee2 prng is not seeded. Then, after a reboot it was no longer able to start saying prng is not seeded. I searched my previous posts and i found one that shows how to get ssh verifying presence of the devrandom and devurandom devices.
Recent versions of openssh include a program called sftp which has an ftplike feel. When i execute ssh l root somemachine i get an error that says prng not seeded. It offers an egd compatible interface to obtain random data and is intented to be used as an entropy source to feed other software, especially software based on openssl. All versions of ssh include a program called scp which works like rcp. The system administrator sees the following messages on the console. Prng is not seeded, moved to hardwareudev ive apparently managed to break a number of things in the blink of an eye. Written by michael felt no prng is not seeded message on aix. Hi all, ive just installed egd ssh zlib and ssl on a server. To get this to work automatically you need to add one line to etcrc. Prng is not seeded if you get a message prng is not seeded when trying to run ssh, you probably have an issue with the devrandom andor devurandom devices on your system. It is also possible to download and add resident keys directly to sshagent 1 without. If the aix machine on which openssh is installed also has gsa installed, the ssh daemon will not start. Dec 27, 20 prng is not seeded i have scoured the internet looking for an answer and there seems to be no one in the unix world capable of giving a simple response that makes sense. I get the error message prng not seeded when i try to start opensshd using unixware 7.
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