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

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    Search Files In Linux For Text String

    This is easily accomplished via the grep command. grep “find text” /home/greg/*.txt The same search but will go recursively down the structure. grep -r “find text” /home/greg/*.txt The following is recursion and it will also print the file name that the text was found in. grep -H -r “find text” /home/greg/*.txt

  • Asterisk Selective Outbound Routing
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    Asterisk Selective Outbound Routing

    I had a customer of mine that a single user inside their office needed an 800 number routed to them…not a big deal. What we did was to order an additional DID from their SIP provider Vitelity. The number was provisioned and I forwarded it from the incoming trunk to the users phone. I made…

  • Mikrotik ROS V5rc3

    Looks like a slew of emergency repairs. The change log is here. *) wireless nv2 – fix stalls on encrypted 11n links using high rates; *) wireless nv2 – fix encryption related kernel crash; *) sstp – fixed memory leak; *) fixed problem – bad boot/kernel crc was reported on powerpc boards when in fact…

  • New Ubiquiti Announcements

    New Ubiquiti Announcements

    Thanks to JJ for posting up an interesting little article about some new UBNT products. He’s covering: New antenna technology – AirBeam Powerbridge M10 – 10 Gigaherts tech AirSync – GPS Sync UniFi – Small controller based APs for enterprise deployment AirVision – IP cameras TOUGHCable – Their own WISP specific cabling with better ESD…

  • Mikrotik ROS V5rc2

    All good stuff. The change log is here. *) wireless nv2 – encryption support; *) tool fetch – support ftp STOR; *) ospf – fixed crash when working with external LSA that contain forwarding addess; *) ipsec – supports NAT-T drafts; *) ipsec – added debug logging, to maintain same log verbosity as before with…

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    Add An AUP(Acceptable Use Policy) To Your Windows Machine

    If you are on a domain you can simply do this with group policy. If you are doing it on a machine you just log into locally you use the local group policy editor: Start => Run => gpedit.msc Computer Config => Windows Settings => Security Settings => Local Settings => Security Options Interactive logon:…

  • Launch Menu For The Dude
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    Launch Menu For The Dude

    As a consultant I use the dude a lot. I connect to a myriad of dude servers on a regular basis, which can be somewhat cumbersome. Why is this cumbersome…because you don’t have the ability to save multiple sets of connection information in the dude. Sooooo, I wrote a little menu system so you can…