If you thought Reliance Jio's freebies and how the service might change the telecom market forever are generating the biggest buzz in the industry, think again. Telecom trackers are waiting for UK's Vodafone to make a bigger splash in the market. They point at the much anticipated initial public offering (IPO) of Vodafone India slated to take place in a few months. The Vodafone India IPO is expected in April-June 2017 and might well be among the biggest this country has seen.