Tag Archives: networking

Wireless Card Whitelists: Failed Attempt at a HP Pavillion dm1-4108AU

After successfully bypassing the whitelist in my Probook 4525s with the help of Dragy, I felt that it was probably worth trying the same technique on my other whitelisted HP, a Pavillion dm1-4108AU. While other pre-patched BIOS for certain dm1s … Continue reading

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Wireless Card Whitelists: Breaking the HP Probook 4525s Whitelist

Around two years ago, I posted this article decrying the whole situation where several laptop manufacturers have imposed artificial restrictions in the BIOS firmware against replacement of wireless cards (and other hardware) with other physically compatible units from other sources, … Continue reading

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Quick Review, Teardown: “Avoid driving fast card” USB 3.0 Ethernet Adapter

It’s always nice to have a few extra Ethernet interfaces on a computer – sometimes you need to run a software firewall, use a computer as a router, or you just need to sniff some network traffic running to a … Continue reading

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Teardown: Moxa NPort 5110 Serial Device Server

As someone with a lot of serial devices, and various retro-inspired experiments, problems with serial co-existence are everyday life. Things like certain USB to serial adapters which don’t put out proper RS-232 levels and only put out TTL, or drivers … Continue reading

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Pingdom Free Accounts: Changes to provide best services to paid users

Readers to my website who have stuck around for a while have probably understood that keeping this site online has not always been an easy task with downtime being a frequent consequence of the shared hosting provider especially in the … Continue reading

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Teardown: Alcatel 3AU 04805 ABAA & LSE LSF2070 ADSL Microfilters

While rummaging around my old equipment box, I came across some in-line microfilters which I have collected as spares from discarded modem boxes or from places where they suspect having filter problems and have had their filters interchanged with a … Continue reading

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Tech Flashback: Ethernet (10Mbit/s) Network Interface Card Collection

Seeing as I had just posted a Fast Ethernet flashback, I suppose it would be a good time to go further and look back another decade to the “original” Ethernet. Prior to the development of an over-arching networking standard, networks … Continue reading

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Tech Flashback: Fast Ethernet Network Interface Card Collection (Part 2)

This post is part of a two post series looking at the Fast Ethernet NICs in my collection, with some reminiscence of the legacy Fast Ethernet has left behind. Here are some more interesting and varied NICs in my collection. … Continue reading

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Tech Flashback: Fast Ethernet Network Interface Card Collection (Part 1)

The era of Fast Ethernet was a highly important and memorable (at least, to me) period in computing history. Introduced in 1995 (i.e. 20 years ago), after most competing networking technologies were starting to fall by the wayside, it added … Continue reading

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Teardown: Vonets VAP11G Ethernet to 802.11g Wireless Bridge

What do you do when you have some device that only supports wired-Ethernet, but it’s going to be deployed in a place where it isn’t practical to install cabling? Well, the easy solution is to use Wi-Fi, through a device … Continue reading

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Project Adverpising: A Wi-Fi Beacon with Raspberry Pi

Privacy is a major issue, especially as we continue to gear-up and carry various wireless devices which emit signals which can be used to track our movements, be it just a smartphone with Wi-Fi turned on, probing for access points … Continue reading

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Teardown: element14 Wi-Pi USB Wireless 802.11n 150Mbit/s 2.4Ghz Dongle

The end of financial year almost always means discounts and sales, and this year was no different. My favourite shop, element14, had run some promotions in their Connect magazine, which included a further discount of 10% on the already-discounted prices … Continue reading

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Experiment: SSH Honeypot – Weeks 3 and 4

This has been a rather interesting experiment that I started and didn’t really “turn off” despite intending to. Unfortunately, last week, I didn’t have the time to analyze the data from the honeypot, and another week has come around, so … Continue reading

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Experiment: SSH Honeypot – Week 2

Seeing as I went through a decent effort to prepare the SSH honeypot for last week’s posting, I didn’t quite want to end it just there. As we know, the internet security landscape is dynamic, and threats will continue to … Continue reading

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Review, Teardown: Apotop Wi-Copy (DW21) 5200mAh Power Bank

Towards the end of 2014, I entered a competition held by Scorptec for a chance to win an Apotop Wi-Copy power bank. Guess what? I won! Thanks Scorptec! As a bit of a hobbyist photographer, backing up photos and keeping … Continue reading

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Marketing Confusion: Wireless 802.11ac Data Rates Explained

For people who have looked at upgrading their network to 802.11ac, no doubt you have been perplexed by the wide range of physical layer rates advertised. Before, in the 802.11b and g era, all cards operated at just one rate … Continue reading

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Laptop Wireless Card Whitelists: An upgrade nightmare

What if I told you that an Intel 7260 dual-band dual-stream (marketing value 1200Mbit/s) 802.11ac mPCIe card with Bluetooth 4.0 costs just $26.50 including shipping and with just 5 to 15 minutes of your own work, you should be able … Continue reading

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First Look & Teardown: Western Digital MyNet N750 Wireless Router

It wasn’t long ago when I thought AU$21 for a single band, single stream wireless N router was an absolute bargain, but this is just unbelievable. What if I told you that there’s a dual band wireless N router with … Continue reading

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Tech Flashback: Intel EtherExpress PRO/100 Mobile Adapter

This is another one of those interesting salvages, which had been kept nicely for me by a colleague. It wasn’t that long ago when many different peripherals were the domain of expansion cards – there were no on-board floppy interfaces, … Continue reading

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D-Link SecureSpot DSD-150: The death of an idea?

It’s been a relatively long hiatus with no posts, but rest assured, I’m still here. Between a mountain of work, and the flu, I’ve had very little time to write anything. Instead, a lot of work got done, and if … Continue reading

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Tech Flashback: SynOptics Model 928 10BASE-T AUI Transciever and LattisHub 2803

SynOptics is not a name which would would resonate with the younger audience, but they hold an important place in history. We thank them for essentially bringing the world Ethernet on twisted pair cabling. They were one of the first … Continue reading

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TP-Link TL-WR740N: Cheapest DD-WRT/OpenWRT Router Ever?

Sometimes, I catch myself buying things I don’t really need, but just seem interesting. Readers may look at this model of router and already ask – “What’s so interesting about a single-stream, single-band wireless N router that has no modem?” … Continue reading

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Tech Flashback: DaynaPORT SCSI/Link-T

Here’s another blast from the past – remember when network adapters weren’t integrated into motherboards? Remember when Ethernet ran at 10Mbit/s? Remember when Ethernet came over coaxial cable? Or when Ethernet practically won over Token Ring? I guess that sets … Continue reading

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TPG DNS Problems – VoIP not working, sites unreachable

TPG is one of Australia’s most value-for-money ISPs. I have been a loyal customer of theirs, being on an old Naked ADSL2+ plan with VoIP bundled in, and generally speed and reliability have been nothing short of brilliant for the … Continue reading

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Allied Telesyn International MC103XL Fast Ethernet Fiber Media Converter

One of my friends (William) got a bulk lot of old ex-Railcorp equipment, some of which he gave to me. Most of them were 10Mbit/s fibre with ST connectors, except these units which were 100Mbit/s with SC connectors. Most equipment … Continue reading

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Tech Flashback: iBurst, another IP-only network

After my last post, a friend of mine (Jason) mentioned iBurst. (I love the slogan as well!) This was another competing IP-only wireless network which saw deployment in Australia through a variety of providers. The network was shuttered in 2009 … Continue reading

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A tribute to Unwired

With the announcement this week that Optus has decided to shutter the operations of Unwired, I thought this would be a fitting time to produce a blog post as a tribute to the service. For those who don’t know, Unwired … Continue reading

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Tech Flashback: Netcomm NP3620 Mini Print Server

Interesting to come across one of these in my junkbox. I remembered being amazed by one of these – many schools and small businesses used this decide to turn their parallel ported printers into network printers. I was amazed at … Continue reading

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