BSNL subscribers in Kerala report call drops and voice disruptions during indigenous 4G testing. https://english.mathrubhumi.com/technology/bsnl-indigenous-4g-testing-causes-call-drops-subscriber-loss-os88fsb5?utm_source=dlvr.it&utm_medium=mastodon #BSNL4G #BSNLKerala #CallDrops #VoiceConnectivity #Indigenous4G