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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...
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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...
View ArticleOpenVPN 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...
View ArticleHTTP Status Codes 401 Unauthorized and 403 Forbidden for Authentication and...
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