Матеріали про Telefonica
Backhauling the Telefonica O2 London LTE Trial
Interesting Video and Presentation about backhaul in the London Trial of LTE deployment by O2. Presentation: Efficient mobile backhaul View more PowerPoint from Cambridge Broadband Networks Limited We have an event in October in Cambridge Wireless that will look at the backhaul and deployments a bit more in detail. Details here.
A Twitter discussion on 'Data Tsunami' myth
Participants: @disruptivedean - Dean Bubley @StevenJCrowley - Steve Crowley @WhatTheBit - Stefan Constantine @labboudles - Leila Abboud @twehmeier - Thomas Wehmeier @jamncl4 - Jonathan Morgan @wifidave - Dave Wright @disruptivedean: Data tsunami myth washing further out to sea: Telefonica mobile data grew 35% YoY to Q1, vs. data rev growth of 28%.
Telefonica UK London Small Cells (Wi-Fi, 3G, 4G)
From a presentation by Robert Joyce, Chief Radio Engineer, Telefonica UK in the 3G, HSPA, LTE Optimisation conference. Источник: http://feedproxy.google.com/~r/3gAnd4gWirelessBlog/~3/U498NoGvP04/telefonica-uk-london-small-cells-wi-fi.html.
Signalling Load per device and OS - #ITMoptimisation
From the presentation by Martin Prosek, Telefonica, Czech Republic in 3G Optimization Conference 2012, Prague. Signalling can cause many issues: In the mobile device, Frequent PDP-context establishment is known to drain the battery. Battery life can be improved by supporting fast dormancy in network. In the network, Signalling flood can create situations reminding DoS attacks. Increased signalling in RAN can cause impacts in core network: Radius/Diameter interface overload of AAA servers DHCP IP address pools exhaustion Источник:...
The concept of 'PDP Context Parking'
Access Point Name (APN) identifies a packet data network (PDN) that is configured on and accessible from the packet core (eg. GGSN).
