Apple has completed the CDN, or content delivery network, it began building last year. A CDN distributes content among multiple servers and data centers in order to spread out the load and better serve demand. Dan Rayburn of StreamingMediaBlog.com has spoken to ISPs and discovered that Apple’s CDN is capable of handling ten times the capacity the company currently uses, which will come in handy for the releases of iOS 8 and OS X 10.10 Yosemite, plus upcoming features like iCloud Drive, iCloud Photo Library, and any possible expansions to its streaming media services. To ensure smooth traffic flow, Apple has secured interconnect deals with ISPs like Comcast — which may explain in part why Apple has been so quiet regarding net neutrality. follow link
Viewing Wi-Fi Details in Snow Leopard
In Snow Leopard, hold down the Option key before clicking the AirPort menu. Doing so reveals additional technical details including which standards, speeds, and frequencies you're using to connect, as well as what's in use by other networks. With the Option key held down and with a network already joined, the AirPort menu reveals seven pieces of information: the PHY Mode, the MAC (Media Access Control) address, the channel and band in use, the security method that's in use, the RSSI (Received Signal Strength Indication) measurement, the transmit rate, and the MCS Index. In Leopard, some, but not all, of these details are revealed by Option-clicking the AirPort menu.
Apple’s CDN Is Live