Recent content by Gertrude

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    Gmail Rejects Email From My Server - Why?

    http://www.spamhaus.org/pbl/index.lasso This is very common. They are basically saying use your ISPs mail servers not your own.
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    DNS

    Looks like there is either no reverse DNS (PTR record) for the IP, or that the PTR differs from that of its hostname. To fix it you need to find who controls the in-addr.arpa zone specific to that IP, and have them update their DNS record. If you want exchange to not perform that lookup I'm...
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    I Only See One CPU

    Do you have any links detailing this?
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    I Only See One CPU

    Look at the output of dmesg, and you should be able to tell id smp is enable or not. There should be 2 lines showing they are detected processor #0 some processor info processor #1 some processor info Then there should be 2 lines that say, Initializing cpu0 and initializing cpu1 if only...
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    DHCP Server interface?

    Other way around.
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    Feedback from Techs that work in data centers

    Excel is fine if you have a limited number of servers, not a lot of changes, and only one person(or maybe a small group) that keeps track of it. Excel does not scale into larger environments. Lucent's QIP is expensive, and most likely offers way more than what is needed in this case. I...
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    Questions about how a large network works..DNS, Web, AD, etc... any experts?

    It's easy to utilize 100 servers in email alone depending on the quantity of messages, and users. Each step in the email process can, and is put on dedicated servers when traffic needs require it. For example separate incoming, and outgoing MTAs, queue servers, POP servers, DNS servers...
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    Want to learn Linux/Unix where to start?

    I would suggest first getting a test box and installing Linux on it. As far as what distro, try to stay with the larger ones for support reasons when you run into problems. Personally I prefer Debian, however because you seem to be looking at it from a career perspective I would say try...
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    FreeSpire Linux installed, can't find HDDs

    Check the output of the command 'dmesg | grep hd' and make sure the your drives show up, and post the output if you can. To get them to stay mounted you need to add the relevant entries into /etc/fstab once you have a file system laid out on the drives. First check dmesg, and make sure...
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    Is colocation plausible in my case?

    To stick your tower in a server rack, seeing how it doesn't have rails you would need a shelf, and then lay it down on its side. You are looking at taking up 4 rack units. They are going to charge your for every "U" that you use, and may even have an extra charge for providing you a shelf if...
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    Able to move cable modem to new physical house address?

    As far as I know it is going to depend on how they have their provisioning system setup in your area. I'm guessing that they have regional LDAP servers, or something similar that has your modem info on it. As long as you move to a area that uses the same LDAP/DHCP servers I think it should work...
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    asterix and IAX providers

    I use VoicePulse's "connect" service. They support both IAX2, and SIP, and are very Asterisk friendly. I have used them for about 2 years, and have been very happy so far. http://connect.voicepulse.com/ I believe it costs $11 a month for a phone number, and you get free incoming calls...
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    ITT Tech

    "IT" is not a instant money maker. Personally I don't think it matters if you go to a community college, Harvard, IIT, Devry or any other institution. Think about this question, What can you do for me? You might think "Well that depends" What am I ? I can be a ISP in need of a a...
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    MySpace kills internet connection and requires restarting router?

    I would try to update the routers firmware. My guess is you are looking at a heavily populated page and it is causing the router to dump because there are so many connections going through it. This could be from a persons profile that has tons images, video, and audio all being downloaded...
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    Please help me decide between gentoo and debian

    I put some flame stickers on my Neon yesterday.
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