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  1. [ubuntu] Re: ISC-DHCP-SERVER (primary/secondary) - Can Load Balancing Be Disabled?

    If the client machines are restarted every morning, then they will need an available dhcp server to hand out IPs, no matter the length of the lease time. For high availability, a second server is...
  2. [ubuntu] Re: ISC-DHCP-SERVER (primary/secondary) - Can Load Balancing Be Disabled?

    "Heartbeat" sounds like the solution for you. The two servers will monitor each other using the heartbeat deamon. One of the servers will be the master, the other the slave. The master will be...
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    Re: Help with building a cluster

    Do some google searches for High Availability, Tons of information out there. My experience is with utilities such as haproxy for load balancing and keepalived for IP failover for a backup load...
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    Re: Diferences between MTA and MDA.

    As stated before, there are MTA, MDA, and MUA. Postfix has both MTA and MDA (more specifically LDA, local delivery agent)capabilities. It's own MDA/LDA program is called "local" if i remember...
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    [ubuntu] Re: my Ubuntu as DNS Server

    Are you using bind9, dnsmasq, etc.? Whats in your config? have you tested using the dig command and if so, whats the output?
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    [ubuntu] Re: ProFtpd vs. VsFtpd

    Ain't nothing wrong with using FTPS (once you get it working nicely with your firewall). Try both SFTP and ftps (vsftpd or pro-ftpd) and which ever one looks like the least amount of hassle to...
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    [ubuntu] Re: Ubuntu server 12.04 security

    Fail2ban has a directive, ignoreip, that would prevent that ip address from being ban ( stuff like 127.0.0.1 will go here). Also, fail2ban has its own log file at /var/log/fail2ban.log in which can...
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    [ubuntu] Re: Security on Linux

    If you get hit with a virus, the best thing you can do is a fresh reinstall or restore the OS from an image. Once it system has been compromised it cannot be trusted, even if your AV thinks it got...
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    [ubuntu] Re: FTP Bruteforce Attempts

    A couple things that can be done.

    1. Ensure that are indeed using ssl with vsftpd, i.e, FTPS . If not, then do so immediately or like others suggested, use SFTP.
    2. Switching from the default FTP...
  10. [ubuntu] Re: Nmap shows MySQL and Apache ports open...dangerous?

    Sounds like you did a # nmap localhost scan lol. By default Mysql listens on 127.0.0.1, so unless you didn't explicitly changed this in the config, I can only imagine you may have portscanned your...
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    [ubuntu] Re: Set up Postfix mail server

    try sending from a different account, rather than root. Also, you should have an alias for the root account that delivers any messages destined for root, to a different local account.
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    Re: Ubuntu VPN + SSH

    Look into hamachi. Perhaps it might help you achieve what you want.
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    [ubuntu] Re: Media server and web server

    hard to help when no one knows what software you are using. You can use tcpdump/wireshark while streaming content to determine the ports that need to be open.
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    [ubuntu] Re: Setting up vsftpd on Ubuntu Server

    Nice guide. Thanks for sharing.
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