Every so often, a signalling storm causes outages on a major operator’s network and reminds the mobile industry that this is as great a risk to performance and customer loyalty as data overload. The latest of these incidents struck Australian incumbent Telstra, in three separate network failures over the past six weeks. Indeed, COO Kate McKenzie described the crisis as “a glimpse of the future” as operators struggle to keep up with the data and signalling loads inflicted on their networks by ever-greedier mobile users. At the CommsDay Summit in Sydney, Australia, she explained the issues, and her detailed descriptions will have been disturbing to many MNOs, given that Telstra is well regarded for its advanced network deployments – yet…