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Hey guys. WOW its been about a year since Ive been on here. god. anyway I have a quick question. So I was sshed into my server through a VPN, ...
  1. #1
    Linux User zacam87's Avatar
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    Did something and now cant ssh to server

    Hey guys. WOW its been about a year since Ive been on here. god. anyway I have a quick question. So I was sshed into my server through a VPN, then realized I was connected to a VPN and closed the connection. Well I logged back into my server after the VPN closed and when "who" command was entered it showed root logged in twice. So I figured id try to disconnect the other session I had accidentally left open from the VPN. I beleive typed "skill -STOP -u root" (I know I know, should just have killed the user id that was displayed when I issued the who command) anyway, now me server does not respond to pings, and whenever I try to ssh to it, it just says connection refused. Any Ideas? Thanks guys.
    I can imagine a perfect world, a world without hate, a world without war. Then I can imagine us attacking that world because they\'d never expect it.

  2. #2
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    Please restart your sshd service and make sure that there will be no firewall rules for the sshd server. and try to login

  3. #3
    Trusted Penguin Roxoff's Avatar
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    Ping may be off because ICMP response is often turned off for security reasons on many installs these days.

    I believe you may have killed off more than you bargained for. If you cant log-in, you'll probably need a way to restart the machine. You could try ssh-ing in as a different user? Is any other service (e.g. telnet, vnc) running you can connect using?
    Linux user #126863 - see http://linuxcounter.net/

  4. #4
    Linux User zacam87's Avatar
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    Well, i cant restart sshd because I cant SSH to it. also it always responded to pings before any of this happened. And I dont even get the logon prompt. When I open up my SSH client and try to connect it just Says connection refused. I dont know how to bring the server down cleanly if I cant log in. Do you think a hard restart will fix the problem?
    I can imagine a perfect world, a world without hate, a world without war. Then I can imagine us attacking that world because they\'d never expect it.

  5. #5
    Trusted Penguin Roxoff's Avatar
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    If you have physical access to the machine, pressing the power button will usually set up a clean shutdown. Otherwise, I don't think you have much choice, and a hard reset beckons. If you do that, if it's possible plug in a monitor and watch the bootup, look out for any errors.
    Linux user #126863 - see http://linuxcounter.net/

  6. #6
    Linux User zacam87's Avatar
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    yeah... thats what I was hoping to avoid.... Uptime is like 150 days so far.. I dont want to turn it off haha
    I can imagine a perfect world, a world without hate, a world without war. Then I can imagine us attacking that world because they\'d never expect it.

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