Category Archives: internet

10 Gbit Ethernet interconnecting my servers.

Posted on January 19, 2021 by peter

My Christmas present for myself this season were 10Gbe Ethernet.  I had no idea what to get so I bought the cheapest I could find on E-bay, $11 each delivered. These were IBM branded OCe10102 cards made by Emulex. Two … Continue reading →

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Dad was it you who brought the internet to Denmark ?

Posted on December 23, 2020 by peter

I did not bring the internet to Denmark, but I was one of the first to interconnect our computers at Aalborg University using internet protocols, and I was involved in DKUUG/DKnet which were the front-runners for open systems and networks. … Continue reading →

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Wifi – bandwidth throttled for guest – part2

Posted on January 18, 2019 by peter

To give internet access to the friends of our Bandits who visit us, I have set up a password free WiFi guest network. This network is made available on all our routers, but bandwidth is throttled to 2 Megabit Download, … Continue reading →

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Wifi – Multiple Access points with roaming – part1

Posted on December 14, 2018 by peter

Todays subject is to set up a number of Wifi access points at our home, using a single SSID/password, and provide seamless roaming between them, so that f.ex. a skype-call would not be interupted while moving around, ie. handover to … Continue reading →

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WireGuard – VPN mellem mine datacentre

Posted on August 5, 2018 by peter

Jeg har nu i næsten 10 år haft mine egne datacentre spredt ud over flere kontinenter. Det startede med at jeg ikke kunne få fast IP addresse til vores hus i New York, og dermed kunne jeg ikke køre min … Continue reading →

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Min Badevægt

Posted on January 26, 2017 by peter

En af mine kolegaer Jakob Stoustrup udsatte sig selv for en Matematisk Slankekur, heri var der bl.a. en fin kurve der viste udviklingen i hans vægt mens projektet stod på.  Sådan en vil jeg også have, og meget gerne med en … Continue reading →

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rsh som i gamle dage

Posted on September 25, 2014 by peter

Mit første møde med UNIX var i 1983 på CERN, på en VAX 780, UNIX-en var helt ny Berkeley Software Distribution 4.2, med Netværk.  Ikke nok med det, CERN havde flere end een computer. BSD 4.2 var systemet der udbredte … Continue reading →

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