• Security implications surrouding outbound SSH traffic

    The school that my son goes to blocks outbound SSH traffic. The users inside the network can't use Port 22 / trying to make a SSH connection through another port is also blocked. The reason I was given for this was because it's putting the users inside the network at risk and would allow port...

    ITKE351,295 pointsBadges:
  • Cross-platform tools for security, monitoring

    What would be some good cross-platform administration tools to use for an environment running Windows OS X and Debian's test release lenny? It is a small business (<200 employees) and the main concerns are being able to perform secure file transfers throughout the system and keeping track of...

    Linux - Ask the Expert270 pointsBadges:
  • Interpreting bandwidth usage by MRTG/CACTI

    Hello guys. We have a dedicated lease line of 1 E1 (2Mbps) that we subscribe from an ISP. For the past several months, we have noticed that internet connection is so slow and it keeps us thinking if we are getting what we are paying for. I need help in interpreting an MRTG graph from CACTI of our...

    JuneC155 pointsBadges:
  • How does Unbuntu encrypt its disk utility?

    Is Ubuntu's disk utility encryption very secure? If so, what kind of algorithm runs it? Does anyone have documentation about it or know where I can find it?

    ITKE351,295 pointsBadges:
  • Is Port Knocking a good idea?

    I generally lock down SSH and other non-public services so that they can only be accessed by specific IP addresses. But some businesses we work with do not have static IPs and occasionally they need to provide access for contractors and outside developers. I have been told that Port Knocking could...

    ITKE351,295 pointsBadges:
  • Thoughts on a multiboot system with encryption and pre-boot authentication

    I'm running a system that runs Windows 7 and Windows XP, with Red Hat soon to be added. All this in conjunction with Grub 2 boot loader. How would I go about setting up a multiboot system with hard drive encryption and pre-boot authentication?I know TrueCrypt could be used to pre-boot...

    ITKE351,295 pointsBadges:
  • Move from software testing to a presales engineer role

    Does anyone know the best way to move from software testing to a presales engineer role?

    mjp20085 pointsBadges:
  • AS400 SFTP remote printing new server MS 2008

    We could print reports from AS400 server while remote connection SFTP/SSH with a shared Canon Cprinter on a Windows 2003 print server. We did away with the 2003 and switched to 2008 and now a compiled batch of reports from the AS400 are printing normally in landscape for the first job and then in...

    sanjacitsvc5 pointsBadges:
  • Scanning Linux server for Viruses

    I need to scan uploaded files for viruses on a Linux server, but I'm not sure how to go about it. Any suggestions?

    ITKE351,295 pointsBadges:
  • RSA and DSA keys: Which one should I choose?

    I've been generating SSH Authentication keys on a Linux/Unix using ssh-keygen. After doing that, I've been given the choice of either creating a RSA or DSA key pair (using -t type).This has me curious: What are the big differences between RSA and DSA keys? Why should I choose one over the other?

    ITKE351,295 pointsBadges:
  • Connecting to SSH via Ubuntu?

    We have an Ubuntu VM running on a Windows 7 machine. What do I need to to get it so that I can access the webserver externally through SSH? I found steps (in Setup SSH access between VirtualBox Host and Guest VMs) so that SSH can be accessed by guests from my host, but how do I access it through my...

    ITKE351,295 pointsBadges:
  • Some questions about programming in VM

    I'm an Ubuntu Linux user and I use Win XP only for my work purposes. I'm trying to set up a virtual machine with XP + Visual Studio 2008. This in conjunction with Ubuntu Linux. So,     Is it possible to work efficiently under VM environment set? Are there any performance issues?     Are there...

    ITKE351,295 pointsBadges:
  • Linux Virtualization with VMWare or Virtual Box

    I have found, in multiple locations, that there is a way to force 3d acceleration into a virtual machine allowing Gnome3 (and even Unity in certain scenarios) to run. I have not been able to make this work at all. I selected the "3D Acceleration" box in both programs but neither will recognize the...

    LinuxCiscoman860 pointsBadges:
  • Regarding SFTP

    I am not a AS/400 programmer but overheard my colleagues and suggested them to use SSH. Greatly appreciated if anyone can suggest here... They have a batch job which creates a text file containing the sftp command passing IP address, username, password and the file to be transferred. I suggested...

    bijunator5 pointsBadges:
  • Hyper-V for laptop use?

    Let me start by saying that I’m new to virtualization. I’m running Windows 8 on my laptop, but would like to virtualize Ubuntu so that I can boot it for running code, testing Linux programs, etc. I tried this with Virtual PC 2007 (I allocated 1G of RAM for Ubuntu), and it was very slow. I’ve...

    ITKE351,295 pointsBadges:
  • Pros and Cons of developing software with a virtual machine

    I'm an Ubuntu Linux user and I'm only using Windows XP for work-related activities. I recently set up a virtual machine with XP and Visual Studio 2008. However, I have a few questions:Have anyone tried to work efficiently under environment set on VM? Are there any issues regarding...

    ITKE351,295 pointsBadges:
  • How to keep Vware VM clocks in sync?

    It seems that our CLI Linux VMware VMs lose their time syncing quite often. Is this common, or something strange we are dealing with. If it is actually common, how do you keep your VM time in sync? Has anyone else noticed this? What do other people do to keep their VM time in sync?

    ITKE351,295 pointsBadges:
  • Virtualization advice for testing websites

    just a quick inquiry about some Visualization products. I'm after a solution for my Web development team to test websites. Scenario: Team of Web developers who need to test websites in multiple browsers on cross platforms - Various flavors of XP// Vista possibly Ubuntu Linux Ideal Solution: Machine...

    So715 pointsBadges:
  • vSphere (or something like it) for Linux?

    I want to setup a VM server with a VMware ESXi hypervisor. To use ESXi, I believe you need vSphere to connect and manage your VMs remotely. But I’m working on Linux and as far as I know vSphere is only published for Microsoft Windows. Is there an alternative I could use that provides similar...

    ITKE351,295 pointsBadges:
  • How can I change chmod in cygwin on Windows 8 CP?

    I can't find a way to change the chmod group permission in cygwin on Windows 8.  I don't want to ssh connect to a server using a ssh key. Here is the error I get: Bash Prompt warning:"Permissions 0660 for '/home/KeepZero/.ssh/id_rsa' are too open. It is required that your private key files are NOT...

    ITKE351,295 pointsBadges:

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