Telecom operator Bharti Airtel has written to its competitors Reliance Jio, Vodafone Idea, BSNL and MTNL for a roaming agreement to facilitate uninterrupted services to support work from home offered by almost all entities in the country amidthe coronavirus outbreak. The Sunil Bharti Mittal-led firm on Sunday approached its competitors to set up intra-circle roaming and other processes in the way it is done by the sector to respond to disasters.