Networking • Automation • Occasional Podcasting
Inside Greg’s Brain

Networking gear, Ansible playbooks, and a podcast on the side.

Mikrotik tutorials, Ansible Automation Platform deep-dives, and conversations that chase the story behind the person.

Latest posts

  • Cobian Backup 10 Beta Out
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    Cobian Backup 10 Beta Out

    One of my favorite backup programs, Cobian, has just released a new version. There is supposed to be a slew of new features, but the fact that it runs 200% faster is what caught my eye.

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    Reset UC500 To Factory Defaults

    I found this nice little link that gives you the run down. It is fairly easy to get back to the default configuration… 1. Get into IOS command line mode. 2. Go to ‘enable’ mode(default password is ‘cisco’). 3. Type in ‘show flash:’ Page down toward the bottom of the list. One of the last…

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    2nd Redirection Page Mikrotik Hotspot

    I was asked recently for a hotspot config that includes a second redirect page. As in: web-page is pulled by standard hotspot page, once the user authenticates they are sent to a second page. This is a somewhat nonstandard configuration, so I figured I would include a quick how-to. In this case, we wanted them…

  • New Blog Section – Products For Sale
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    New Blog Section – Products For Sale

    LINK HERE => Products For Sale

  • 802.11 2.4Ghz Nonoverlapping Channels
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    802.11 2.4Ghz Nonoverlapping Channels

    This will apply mostly to indoor deployments since it really covers 802.11B/G deployments. The idea here is that you only have so much spectrum to work with and you don’t want to trample on in-use space. In 2.4 you have a total of 3 nonoverlapping channels. Let me say that again…3 nonoverlapping channels. 2400Mhz –…

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    Power Requirements For Cisco Aironet

    You can see the chart here. I have 3 6500 chassis full of PoE blades(WS-X6348-RJ-45). All of them are slightly older and supply only prestandard power. The cards are only able to supply 7 watts max per port, which means you can basically power phones and light APs. I found that my aironet 1200s weren’t…

  • Mikrotik V5.0rc6

    It looks like this was mostly IPv6 support update as well as some nv2 fixes. *) ntp server now requires a broadcast address for broadcast mode to work it should be specified under broadcast-addresses (X.X.X.255), 255.255.255.255 is not going to work; *) ssh – fixed showing forwarding settings, check your setting after upgrade! *) allow…