supply of supply , installation and commissioning of zero touch remote devicessupply , installation and commissioning of zero touch remote devices,supply , installation and commissioning of bizsync or equivalent zero touch remote devices, wi th 2 hours backup. dual 4g connectivity for one year from two different service providers, lte active/active. o ne unit will be required for each remote location as per statement one ethernet rj 45 port, one ethernet wan port, embedded linux operating system. the work is to be executed as per instruction of railway site engineer. [ warranty period: 30 months after the date of delivery ]