When defending the case for IMS, QoS is often mentioned. When defending the case against IMS, namely that the Internet already exists (so why bother with IMS?) QoS is brushed aside as a marginal benefit. One dismissal of QoS is based on the “good enough” argument, which claims that fat pipes abound means that QoS […]

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Today’s Independent newspaper (UK) has an article on the Ebay purchase of Skype. The journalist refers to these two businesses as clubs. People download Skype in order to talk to each other for free, especially over long distances (internationally). This doesn’t constitute a club, unless, as is common these days, the word has been given […]

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I’m currently analysing the major IM standards (XMPP, IMPS, SIMPLE) in order to understand levels of interoperability (gateways permitting). It’s hard to keep switching from OMA specs to IETF specs. They’re very different in form and format. My head is sore…
On top of which, today I participated in a seminar to understand the generic IMS […]

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