Category Archives: Networking

OpenVPN over DSL with PPPoE

I work remotely and use OpenVPN to access development services such as SVN and our file server, both of which are at our colocation facility. While at a new location, I first encountered a problem trying to do any SVN … Continue reading

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Two Subnetworks on One LAN, and Linux arp_filter

It’s a rare situation in a small networking environment that having two subnetworks on one broadcast domain can be an issue. I would normally avoid such a scenario (and it’s usually easy to do so) but I recently got AT&T’s … Continue reading

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AT&T U-verse — A Network Geek’s Perspective

I just got AT&T U-verse, which delivers Internet, TV (IPTV), and phone (VOIP) service to the home; all this over one pair of copper from the VRAD. My upgrades to the service include HD TV, DVR, and a static IP … Continue reading

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