Category: Work

New Toy

Tom November 7, 2010 Hong Kong, Life, Tech Stuff

I got a new toy – and no, its not a tablet computer (yet). My new kindle is wonderful, with many books already downloaded and I’m more than half way through a very interesting book ‘Gweilo: Memories of a Hong Kong Childhood‘. Wonderful too for entertainment while I’m off my feet post-op.

Maximum MTU Discovery

Tom May 28, 2010 Tech Stuff, Work

Learnt this neat little trick to discover MTU on a link: pe1.zzz1#ping Protocol [ip]: Target IP address: Repeat count [5]: 1 Datagram size [100]: Timeout in seconds [2]: Extended commands [n]: y Source address or interface: Type of service [0]: Set DF bit in IP header? [no]: y Validate reply data? [no]: Data pattern […]

BGP, Prefix Lists & ISPs/Carriers can be a bad idea.

Tom April 24, 2010 Tech Stuff, Work , , , ,

One of the most important things about building a network is making it scalable. The fact that it “works” now should never be an excuse for a poor design. In BGP, there are several ways you can control routes that are received from or sent to a BGP neighbor, prefix lists, IP Access Lists and BGP Community […]

Google Public DNS a Waste!

Tom December 5, 2009 Tech Stuff

While Google are attempting to be smart by offering DNS services to the globe – this will result in poor perfoamance for users unless they shape things up very quickly! All CDNs (Content Delivery Systems), including Google, use DNS to decide where to send users to a webpage. The decisisions done by the CDNs is […]

Foxtel Download

Tom October 4, 2009 Tech Stuff

Foxtel have finally got the next step and now include online content with their package. If you subscribe to Foxtel, you get free access to their online content based on your package and the channels you’ve selected. As I’ve got the premium package, I’ve got everything. At the moment, there isn’t too much included in […]

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